CN103440002A - Remote-operated one-chip microcomputer system for executing heating control - Google Patents
Remote-operated one-chip microcomputer system for executing heating control Download PDFInfo
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- CN103440002A CN103440002A CN2013104033828A CN201310403382A CN103440002A CN 103440002 A CN103440002 A CN 103440002A CN 2013104033828 A CN2013104033828 A CN 2013104033828A CN 201310403382 A CN201310403382 A CN 201310403382A CN 103440002 A CN103440002 A CN 103440002A
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Abstract
The invention provides a remote-operated one-chip microcomputer system for executing heating control, and belongs to the field of electronic technology application. The invention solves problems in existing one-chip microcomputer systems which work cooperatively in a distributed way in environments with severe temperature that each one-chip microcomputer system is additionally provided with a temperature detection and control circuit so that a circuit becomes complicated and original functions of each one-chip microcomputer system are affected. The one-chip microcomputer system is composed of an operating one-chip microcomputer unit and multiple heating one-chip microcomputer units. The operating one-chip microcomputer unit acquires actual temperature information of each heating one-chip microcomputer unit in turn via a CAN bus. The operating one-chip microcomputer unit sends a heating start or stop signal to the corresponding heating one-chip microcomputer unit according to actual temperature of each heating one-chip microcomputer unit and presupposed minimum temperature and maximum temperature. Each heating one-chip microcomputer unit starts or stops heating according to the received heating start or stop signal. The system is applicable to heating control of a multipoint system in an environment with a high temperature difference.
Description
Application
The invention belongs to the application of electronic technology field.
Technical background
In electronic technology, single-chip microcomputer is a kind of important microprocessor chip.Single Chip Microcomputer (SCM) system is a kind of widely used powerful digital electronic system again.The working temperature of single-chip microcomputer is generally between subzero 20 degrees centigrade to 60 degrees centigrade above freezing.In this temperature range, single-chip microcomputer can work, but, after exceeding this temperature range, single-chip microcomputer just can not work, and then affects the work of whole single-chip computer control system.Because the restriction of this parameter makes Single Chip Microcomputer (SCM) system be restricted in the application of cold district.At cold district, because environment temperature is too low, the problem that causes some to adopt equipment that single-chip microcomputer is core or instrument and meter normally to start often exists, also exist some to adopt equipment or the instrument and meter that single-chip microcomputer is core can work by day, and after nocturnal temperature reduces, the problem that can't work.
Often use the Single Chip Microcomputer (SCM) system of multiple machine distributing collaborative work in existing Single Chip Microcomputer (SCM) system, that is: in this kind of system, there are a plurality of Single Chip Microcomputer (SCM) system to be distributed in different places and realize corresponding work, realize data interaction by communication bus between a plurality of Single Chip Microcomputer (SCM) system, for this kind of system, in order to make each Single Chip Microcomputer (SCM) system can both the adaptive temperature rugged surroundings, need in each Single Chip Microcomputer (SCM) system, increase the temperature measurement and control circuit, not only can produce the circuit complexity, increase the problem of cost, also can affect the problem of the original function of each Single Chip Microcomputer (SCM) system own owing to increasing this new function.
Summary of the invention
The present invention is in order to exist in the Single Chip Microcomputer (SCM) system that solves the distributed collaboration work had now in the temperature rugged surroundings, owing to increasing the problem that the circuit that the temperature measurement and control circuit causes is complicated, affect the original function of each Single Chip Microcomputer (SCM) system own in each Single Chip Microcomputer (SCM) system.
A kind of remote-operated Single Chip Microcomputer (SCM) system that adds heat control for execution of the present invention, this system is comprised of an operation single machine unit and a plurality of heating single machine unit, a described operation single machine unit realizes data interaction by CAN bus and a plurality of heating single machine unit, described operation single machine unit gathers the actual temperature information of each heating single machine unit one by one by the CAN bus, described operation single machine unit according to the minimum temperature of actual temperature and the setting of each heating single machine unit and maximum temperature transmission heating starting or stop signal to corresponding heating single machine unit, each heating single machine unit starts or stops heating according to the heating starting or the stop signal that receive.
Described operation single machine unit comprises the operation single-chip microcomputer, potentiometer, pushbutton switch, single-pole double-throw switch (SPDT), the one CAN telecommunication circuit, the input end of analog signal AIN0.0 of operation single-chip microcomputer connects the adjustable end of potentiometer, the positive pole of the DC power supply of one end attended operation single-chip microcomputer of described potentiometer, the negative pole of the DC power supply of the other end attended operation single-chip microcomputer of described potentiometer, the Trig control signal input end of operation single-chip microcomputer connects an end of pushbutton switch, the negative pole of the DC power supply of the other end attended operation single-chip microcomputer of described pushbutton switch, the automatic temperature-control of described operation single-chip microcomputer selects signal input part to connect a quiet end of single-pole double-throw switch (SPDT), signal input part is selected in the crawl temperature adjustment of the quiet end attended operation of another of described single-pole double-throw switch (SPDT) single-chip microcomputer, the negative pole of the DC power supply of the moved end attended operation single-chip microcomputer of described single-pole double-throw switch (SPDT), the serial communication end of described operation single-chip microcomputer connects the serial communication signal end of a CAN telecommunication circuit, the CAN signal of communication output terminal of a described CAN telecommunication circuit connects the CAN bus.
Described heating single machine unit comprises the heating single-chip microcomputer, the 2nd CAN telecommunication circuit, heating lamp, switching tube, resistance R 3, resistance R 2 and temperature sensor, one end of temperature sensor is the end and the temperature signal input end that heats single-chip microcomputer of contact resistance R2 simultaneously, the other end of described temperature sensor connects the negative pole of the power supply of heating single-chip microcomputer, the other end of described resistance R 2 connects the positive pole of the power supply of heating single-chip microcomputer, the trigger end of switching tube connects the heating control signal output terminal of heating single-chip microcomputer, one end of described switching tube connects the negative pole of the power supply of heating single-chip microcomputer, the other end of described switching tube connects an end of heating lamp, the end of the other end contact resistance R3 of described heating lamp, the other end of described resistance R 3 connects the positive pole of the power supply of heating single-chip microcomputer, the serial communication end of described heating single-chip microcomputer connects the serial communication signal end of the 2nd CAN telecommunication circuit, the CAN signal of communication output terminal of described the 2nd CAN telecommunication circuit connects the CAN bus.
The inside of described operation single machine unit embeds the operation control software module, and this operation control software module comprises:
The judging unit module that automatic temperature-adjusting is selected: select the signal of signal input part for reading automatic temperature-adjusting, when described signal is high level, send enabling signal to the unit module read to fixed temperature; Otherwise send the judging unit module that enabling signal is selected to a dynamic temperature;
The judging unit module that the some dynamic temperature is selected: the signal of selecting signal input part for reading a dynamic temperature, when described signal is high level, the heating command set of all heating single machine unit, for starting, is sent to enabling signal to the unit module that sends the heating order; Otherwise the heating command set of all heating single machine unit, for stopping, being sent to enabling signal to the unit module that sends the heating order;
Read the unit module to fixed temperature, for regularly by input end of analog signal AIN0.0, reading in simulating signal, and, using this simulating signal as temperature given value, then send enabling signal to actual temperature reading unit module;
Actual temperature reading unit module, address and actual temperature for the heating of each on the CAN bus single machine unit by the fetch bit of CAN port reads, then send the unit module that enabling signal is calculated to the temperature deviation value;
The unit module that temperature deviation calculates, the temperature deviation value for the difference of the actual temperature that temperature given value and each heated to single machine unit as corresponding heating single machine unit; Then send the unit module of enabling signal to the heating command set;
The unit module of heating command set, for the heating command set that will be more than or equal to zero the corresponding heating single machine unit of temperature deviation value for starting, by the heating command set of the corresponding heating single machine unit of minus temperature deviation value for stopping; Then send enabling signal to the unit module that sends the heating order;
Send the unit module of heating order, for the heating order by each heating single machine unit and this address of heating single machine unit, form message, this message is sent to the CAN bus by the CAN port.
The inside of described operation single machine unit embeds another kind of operation control software module, and this operation control software module comprises:
The judging unit module that automatic temperature-adjusting is selected: select the signal of signal input part for reading automatic temperature-adjusting, when described signal is high level, send enabling signal to the unit module read to fixed temperature; Otherwise send the judging unit module that enabling signal is selected to a dynamic temperature;
The judging unit module that the some dynamic temperature is selected: the signal of selecting signal input part for reading a dynamic temperature, when described signal is high level, the heating command set of all heating single machine unit, for starting, is sent to enabling signal to the unit module that sends the heating order; Otherwise the heating command set of all heating single machine unit, for stopping, being sent to enabling signal to the unit module that sends the heating order;
Read the unit module to fixed temperature, for regularly by input end of analog signal AIN0.0, reading in simulating signal, and using this simulating signal as temperature given value, using temperature given value+A as temperature upper limit, described A is greater than 0 and be less than 20 integer; Then send the unit module of enabling signal to the temperature that reads actual heating single-chip microcomputer and state;
Read the temperature of actual heating single-chip microcomputer and the unit module of state, for address, actual temperature and the heated condition of the heating of each on the CAN bus single machine unit by the fetch bit of CAN port reads, described heated condition is for heating or stopping; Then send the unit module of enabling signal to the heating command set;
The unit module of heating command set, for one by one actual temperature and temperature given value and the temperature upper limit of each heating single machine unit being made comparisons, when actual temperature is less than or equal to temperature given value, arrange the heating order for startup; When actual temperature is greater than temperature given value and is less than temperature upper limit and the state of corresponding heating single machine unit while being heated condition, the heating order is set for starting; When actual temperature is more than or equal to temperature upper limit, the heating command bit is set and stops; When actual temperature be greater than temperature given value and be less than temperature upper limit and the state of corresponding heating single machine unit when adding halted state, heating is set and orders as stopping; Then send enabling signal to the unit module that sends the heating order;
Send the unit module of heating order, for the heating order by each heating single machine unit and this address of heating single machine unit, form message, this message is sent to the CAN bus by the CAN port.
The inside of described heating single machine unit embeds the heating software model, and this heating software model comprises:
The unit module that temperature reads, for by the temperature signal input end, reading temperature information as actual temperature, then be sent to the operation single machine unit by this actual temperature and the address of self by the CAN port; Send the unit module of enabling signal to reading order;
The unit module of reading order, for by the CAN port, reading the message on the CAN bus, resolve this message and obtain the heating order corresponding with self address, sends the unit module of enabling signal to judgement heating order;
The unit module of order is heated in judgement, for when heating order for startup, sends the unit module of enabling signal to the startup heating, otherwise sends enabling signal to stopping the unit module heating;
Start the unit module of heating, for to heating control signal output terminal output high level, send the unit module that enabling signal reads to temperature;
Stop the unit module of heating, for to heating control signal output terminal output low level, send the unit module that enabling signal reads to temperature.
The described remote-operated operation single machine unit that adds the single chip circuit system of heat control for execution realizes remote-operated method, and the method comprises the steps:
The determining step that automatic temperature-adjusting is selected: read the signal that automatic temperature-adjusting is selected signal input part, when described signal is high level, carries out and read the step to fixed temperature; Otherwise the determining step that the execution point dynamic temperature is selected;
The determining step that the some dynamic temperature is selected: read the signal that a dynamic temperature is selected signal input part, when described signal is high level, the heating command set of all heating single machine unit, for starting, is carried out to the step that sends the heating order; Otherwise the heating command set of all heating single machine unit, for stopping, being carried out to the step that sends the heating order;
Read the step to fixed temperature, regularly by input end of analog signal AIN0.0, read in simulating signal, and, using this simulating signal as temperature given value, then carry out the actual temperature read step;
The actual temperature read step, address and the actual temperature of each the heating single machine unit by the fetch bit of CAN port reads on the CAN bus, then carry out the step that the temperature deviation value is calculated;
The step that temperature deviation calculates, the temperature deviation value using the difference of the actual temperature of temperature given value and each heating single machine unit as corresponding heating single machine unit; Then carry out the step of heating command set;
The step of heating command set, by the heating command set that is more than or equal to zero the corresponding heating single machine unit of temperature deviation value for starting, by the heating command set of the corresponding heating single machine unit of minus temperature deviation value for stopping; Then carry out the step that sends the heating order;
Send the step of heating order, the address of the heating order of each heating single machine unit and this heating single machine unit is formed to message, this message is sent to the CAN bus by the CAN port.
The described remote-operated operation single machine unit that adds the single chip circuit system of heat control for execution realizes remote-operated another kind of method, and the method comprises the steps:
The determining step that automatic temperature-adjusting is selected: read the signal that automatic temperature-adjusting is selected signal input part, when described signal is high level, carries out and read the step to fixed temperature; Otherwise the determining step that the execution point dynamic temperature is selected;
The determining step that the some dynamic temperature is selected: read the signal that a dynamic temperature is selected signal input part, when described signal is high level, the heating command set of all heating single machine unit, for starting, is carried out to the step that sends the heating order; Otherwise the heating command set of all heating single machine unit, for stopping, being carried out to the step that sends the heating order;
Read the step to fixed temperature, regularly by input end of analog signal AIN0.0, read in simulating signal, and using this simulating signal as temperature given value, using temperature given value+A as temperature upper limit, described A is greater than 0 and be less than 20 integer; Then carry out the actual temperature read step;
Read the temperature of actual heating single-chip microcomputer and the step of state, address, actual temperature and the heated condition of each the heating single machine unit by the fetch bit of CAN port reads on the CAN bus, described heated condition is for heating or stopping; Then carry out the step of heating command set;
The step of heating command set, make comparisons actual temperature and temperature given value and the temperature upper limit of each heating single machine unit one by one, when actual temperature is less than or equal to temperature given value, the heating order is set for startup; When actual temperature is greater than temperature given value and is less than temperature upper limit and the state of corresponding heating single machine unit while being heated condition, the heating order is set for starting; When actual temperature is more than or equal to temperature upper limit, the heating command bit is set and stops; When actual temperature be greater than temperature given value and be less than temperature upper limit and the state of corresponding heating single machine unit when adding halted state, heating is set and orders as stopping; Then carry out the step that sends the heating order;
Send the step of heating order, the address of the heating order of each heating single machine unit and this heating single machine unit is formed to message, this message is sent to the CAN bus by the CAN port.
In the operation single machine unit of the described remote-operated single chip circuit system that adds heat control for execution, the heating single machine unit realizes the method for heating, and described method comprises the steps:
The step that temperature reads, read temperature information as actual temperature by the temperature signal input end, then this actual temperature and the address of self is sent to the operation single machine unit by the CAN port; Then carry out the step of reading order;
The step of reading order, read the message on the CAN bus by the CAN port, resolves this message and obtain the heating order corresponding with self address, then carries out the step of judgement heating order;
The step of order is heated in judgement, when heating is ordered as startup, carries out and starts the step heated, otherwise carry out, stops the step heating;
Start the step of heating, to heating control signal output terminal output high level, to the heating lamp power supply, then carry out the step that temperature reads;
Stop the step of heating, to heating control signal output terminal output low level, to the heating lamp outage, then carry out the step that temperature reads.
The remote-operated single chip circuit system that adds heat control for execution described in the application, single-pole double-throw switch (SPDT) in the operation single machine unit is realized the selection of heating function, when selecting the crawl heating function, heated condition according to all heating single machine unit of state control linkage on the CAN bus of pushbutton switch, that is: when pushbutton switch is pressed, the all heating single machine unit of control linkage on the CAN bus start heating, when described pushbutton switch lifts, all heating single machine unit of control linkage on the CAN bus stop heating.When single-pole double-throw switch (SPDT) is selected automatic heating function, the operation single machine unit reads the actual temperature that is positioned at all heating single machine unit on the CAN bus by the CAN bus, then with the temperature given value obtained by the collection of simulant signal port, compare respectively, then by actual temperature value, less than or equal to the heating command set of the heating single machine unit of temperature given value, be heating, the heating command set of all the other heating single machine unit is for stopping, then send the heating order by the CAN bus, and then realize being positioned at the heat control that adds of all heating single machine unit on the CAN bus.Be provided with temperature collection circuit in all heating single machine unit that coordinate with the aforesaid operations single machine unit, also be provided with heater circuit, described temperature collection circuit is for gathering the environment temperature of heating single machine unit, and heater circuit is for realizing heating function.
The present invention is applicable in the working environment larger to the temperature difference, multipoint system add heat control.
The accompanying drawing explanation
Fig. 1 is a kind of remote-operated theory diagram that adds the Single Chip Microcomputer (SCM) system of heat control for execution of the present invention.
Fig. 2 is the schematic flow sheet that the described remote-operated operation single machine unit 1 that adds the single chip circuit system of heat control for execution of embodiment seven realizes remote-operated method.
Fig. 3 is the schematic flow sheet that the described remote-operated operation single machine unit 1 that adds the single chip circuit system of heat control for execution of embodiment eight realizes remote-operated method.
Fig. 4 is that the described remote-operated operation single machine unit 1 that adds the single chip circuit system of heat control for execution of embodiment nine realizes that the corresponding heating single machine unit of remote-operated method 2 realizes the process flow diagram of the method for heating.
Embodiment
Embodiment one, referring to Fig. 1, present embodiment is described.The described a kind of remote-operated Single Chip Microcomputer (SCM) system that adds heat control for execution of present embodiment is comprised of an operation single machine unit 1 and a plurality of heating single machine unit 2, a described operation single machine unit 1 realizes data interaction by CAN bus and a plurality of heating single machine unit 2, described operation single machine unit 1 gathers the actual temperature information of each heating single machine unit 2 one by one by the CAN bus, described operation single machine unit 1 according to the minimum temperature of actual temperature and the setting of each heating single machine unit and maximum temperature transmission heating starting or stop signal to corresponding heating single machine unit 2, each heating single machine unit 2 starts or stops heating according to the heating starting or the stop signal that receive.
When practical application, a plurality of heating single machine unit 2 in this Single Chip Microcomputer (SCM) system are carried out the work of actual needs, can also be used in conjunction with the system of existing multiple spot work, that is: for the system that has multiple spot work now, a hot single machine unit 2 is set in the electrical equipment of each working point, is embodied as the temperature adjustment of this electrical equipment.
Embodiment two, referring to Fig. 1, present embodiment is described.Present embodiment is that the structure to the operation single machine unit 1 of the described remote-operated single chip circuit system that adds heat control for execution of embodiment one is further qualified, operation single machine unit 1 in present embodiment comprises operation single-chip microcomputer U1, potentiometer R1, pushbutton switch SB, single-pole double-throw switch (SPDT) S, the one CAN telecommunication circuit U2, the input end of analog signal AIN0.0 of operation single-chip microcomputer U1 connects the adjustable end of potentiometer R1, the positive pole of the DC power supply of the end attended operation single-chip microcomputer U1 of described potentiometer R1, the negative pole of the DC power supply of the other end attended operation single-chip microcomputer U1 of described potentiometer R1, the Trig control signal input end of operation single-chip microcomputer U1 connects the end of pushbutton switch SB, the negative pole of the DC power supply of the other end attended operation single-chip microcomputer U1 of described pushbutton switch SB, the automatic temperature-control of described operation single-chip microcomputer U1 selects signal input part to connect the quiet end of single-pole double-throw switch (SPDT) S, signal input part is selected in the crawl temperature adjustment of the quiet end attended operation of another of described single-pole double-throw switch (SPDT) S single-chip microcomputer U1, the negative pole of the DC power supply of the moved end attended operation single-chip microcomputer U1 of described single-pole double-throw switch (SPDT) S, the serial communication end of described operation single-chip microcomputer U1 connects the serial communication signal end of a CAN telecommunication circuit U2, the CAN signal of communication output terminal of a described CAN telecommunication circuit U2 connects the CAN bus.
Embodiment three, referring to Fig. 1, present embodiment is described.Present embodiment is that the structure to the heating single machine unit 2 of the described remote-operated single chip circuit system that adds heat control for execution of embodiment one is further qualified, described heating single machine unit 2 comprises heating single-chip microcomputer U3, the 2nd CAN telecommunication circuit U4, heating lamp J, switch transistor T, resistance R 3, resistance R 2 and temperature sensor W, the end of temperature sensor W is the end and the temperature signal input end that heats single-chip microcomputer U3 of contact resistance R2 simultaneously, the other end of described temperature sensor W connects the negative pole of the power supply of heating single-chip microcomputer U3, the other end of described resistance R 2 connects the positive pole of the power supply of heating single-chip microcomputer U3, the trigger end of switch transistor T connects the heating control signal output terminal of heating single-chip microcomputer U3, one end of described switch transistor T connects the negative pole of the power supply of heating single-chip microcomputer U3, the other end of described switch transistor T connects the end of heating lamp J, the end of the other end contact resistance R3 of described heating lamp J, the other end of described resistance R 3 connects the positive pole of the power supply of heating single-chip microcomputer U3, the serial communication end of described heating single-chip microcomputer U3 connects the serial communication signal end of the 2nd CAN telecommunication circuit U4, the CAN signal of communication output terminal of described the 2nd CAN telecommunication circuit U4 connects the CAN bus.
A described CAN telecommunication circuit U2 and the 2nd CAN telecommunication circuit U4 can adopt the TJA1050CAN bus converter to realize.
Single-chip microcomputer in single-chip microcomputer in described operation single machine unit 1 and heating single machine unit 2 all can adopt 8051 series monolithics to realize.
Described switch transistor T can adopt triode or cmos switch pipe to realize.
Described heating lamp J can select the heating lamp that model is C9-3V.
Described temperature sensor W can select digital temperature sensor to realize.
Embodiment four, present embodiment are the further restrictions to the operation single machine unit 1 of the described remote-operated single chip circuit system that adds heat control for execution of embodiment one, the inside of described operation single machine unit 1 embeds the operation control software module, and this operation control software module comprises:
The judging unit module that automatic temperature-adjusting is selected: select the signal of signal input part for reading automatic temperature-adjusting, when described signal is high level, send enabling signal to the unit module read to fixed temperature; Otherwise send the judging unit module that enabling signal is selected to a dynamic temperature;
The judging unit module that the some dynamic temperature is selected: the signal of selecting signal input part for reading a dynamic temperature, when described signal is high level, the heating command set of all heating single machine unit 2, for starting, is sent to enabling signal to the unit module that sends the heating order; Otherwise the heating command set of all heating single machine unit 2, for stopping, being sent to enabling signal to the unit module that sends the heating order;
Read the unit module to fixed temperature, for regularly by input end of analog signal AIN0.0, reading in simulating signal, and, using this simulating signal as temperature given value, then send enabling signal to actual temperature reading unit module;
Actual temperature reading unit module, address and actual temperature for the heating of each on the CAN bus single machine unit 2 by the fetch bit of CAN port reads, then send the unit module that enabling signal is calculated to the temperature deviation value;
The unit module that temperature deviation calculates, the temperature deviation value for the difference of the actual temperature that temperature given value and each heated to single machine unit 2 as corresponding heating single machine unit 2; Then send the unit module of enabling signal to the heating command set;
The unit module of heating command set, for the heating command set that will be more than or equal to zero the corresponding heating single machine unit 2 of temperature deviation value for starting, by the heating command set of the corresponding heating single machine unit 2 of minus temperature deviation value for stopping; Then send enabling signal to the unit module that sends the heating order;
Send the unit module of heating order, for the heating order by each heating single machine unit 2 and this address of heating single machine unit 2, form message, this message is sent to the CAN bus by the CAN port.
Embodiment five, present embodiment are the further restrictions to the operation single machine unit 1 of the described remote-operated single chip circuit system that adds heat control for execution of embodiment one, the inside of described operation single machine unit 1 embeds the operation control software module, and this operation control software module comprises:
The judging unit module that automatic temperature-adjusting is selected: select the signal of signal input part for reading automatic temperature-adjusting, when described signal is high level, send enabling signal to the unit module read to fixed temperature; Otherwise send the judging unit module that enabling signal is selected to a dynamic temperature;
The judging unit module that the some dynamic temperature is selected: the signal of selecting signal input part for reading a dynamic temperature, when described signal is high level, the heating command set of all heating single machine unit 2, for starting, is sent to enabling signal to the unit module that sends the heating order; Otherwise the heating command set of all heating single machine unit 2, for stopping, being sent to enabling signal to the unit module that sends the heating order;
Read the unit module to fixed temperature, for regularly by input end of analog signal AIN0.0, reading in simulating signal, and using this simulating signal as temperature given value, using temperature given value+A as temperature upper limit, described A is greater than 0 and be less than 20 integer; Then send the unit module of enabling signal to the temperature that reads actual heating single-chip microcomputer and state;
Read the temperature of actual heating single-chip microcomputer and the unit module of state, for address, actual temperature and the heated condition of the heating of each on the CAN bus single machine unit 2 by the fetch bit of CAN port reads, described heated condition is for heating or stopping; Then send the unit module of enabling signal to the heating command set;
The unit module of heating command set, for one by one actual temperature and temperature given value and the temperature upper limit of each heating single machine unit 2 being made comparisons, when actual temperature is less than or equal to temperature given value, arrange the heating order for startup; When actual temperature is greater than temperature given value and is less than temperature upper limit and the state of corresponding heating single machine unit 2 while being heated condition, the heating order is set for starting; When actual temperature is more than or equal to temperature upper limit, the heating command bit is set and stops; When actual temperature be greater than temperature given value and be less than temperature upper limit and the state of corresponding heating single machine unit 2 when adding halted state, heating is set and orders as stopping; Then send enabling signal to the unit module that sends the heating order;
Send the unit module of heating order, for the heating order by each heating single machine unit 2 and this address of heating single machine unit 2, form message, this message is sent to the CAN bus by the CAN port.
Embodiment six, referring to Fig. 4, present embodiment is described.Present embodiment be to embodiment four or May Day the described remote-operated single chip circuit system that adds heat control for execution the further restriction of heating single machine unit 2, the inside of described heating single machine unit 2 embeds the heating software model, and this heating software model comprises:
The unit module that temperature reads, for by the temperature signal input end, reading temperature information as actual temperature, then be sent to operation single machine unit 1 by this actual temperature and the address of self by the CAN port; Send the unit module of enabling signal to reading order;
The unit module of reading order, for by the CAN port, reading the message on the CAN bus, resolve this message and obtain the heating order corresponding with self address, sends the unit module of enabling signal to judgement heating order;
The unit module of order is heated in judgement, for when heating order for startup, sends the unit module of enabling signal to the startup heating, otherwise sends enabling signal to stopping the unit module heating;
Start the unit module of heating, for to heating control signal output terminal output high level, send the unit module that enabling signal reads to temperature;
Stop the unit module of heating, for to heating control signal output terminal output low level, send the unit module that enabling signal reads to temperature.
Embodiment seven, referring to Fig. 2, present embodiment is described.Present embodiment is that the described remote-operated operation single machine unit 1 that adds the single chip circuit system of heat control for execution of embodiment three realizes remote-operated method, and the method comprises the steps:
The determining step that automatic temperature-adjusting is selected: read the signal that automatic temperature-adjusting is selected signal input part, when described signal is high level, carries out and read the step to fixed temperature; Otherwise the determining step that the execution point dynamic temperature is selected;
The determining step that the some dynamic temperature is selected: read the signal that a dynamic temperature is selected signal input part, when described signal is high level, the heating command set of all heating single machine unit 2, for starting, is carried out to the step that sends the heating order; Otherwise the heating command set of all heating single machine unit 2, for stopping, being carried out to the step that sends the heating order;
Read the step to fixed temperature, regularly by input end of analog signal AIN0.0, read in simulating signal, and, using this simulating signal as temperature given value, then carry out the actual temperature read step;
The actual temperature read step, address and the actual temperature of each the heating single machine unit 2 by the fetch bit of CAN port reads on the CAN bus, then carry out the step that the temperature deviation value is calculated;
The step that temperature deviation calculates, the temperature deviation value using the difference of the actual temperature of temperature given value and each heating single machine unit 2 as corresponding heating single machine unit 2; Then carry out the step of heating command set;
The step of heating command set, by the heating command set that is more than or equal to zero the corresponding heating single machine unit 2 of temperature deviation value for starting, by the heating command set of the corresponding heating single machine unit 2 of minus temperature deviation value for stopping; Then carry out the step that sends the heating order;
Send the step of heating order, the address of the heating order of each heating single machine unit 2 and this heating single machine unit 2 is formed to message, this message is sent to the CAN bus by the CAN port.
Embodiment eight, referring to Fig. 3, present embodiment is described.Present embodiment is that the described remote-operated operation single machine unit 1 that adds the single chip circuit system of heat control for execution of embodiment three realizes remote-operated method, and the method comprises the steps:
The determining step that automatic temperature-adjusting is selected: read the signal that automatic temperature-adjusting is selected signal input part, when described signal is high level, carries out and read the step to fixed temperature; Otherwise the determining step that the execution point dynamic temperature is selected;
The determining step that the some dynamic temperature is selected: read the signal that a dynamic temperature is selected signal input part, when described signal is high level, the heating command set of all heating single machine unit 2, for starting, is carried out to the step that sends the heating order; Otherwise the heating command set of all heating single machine unit 2, for stopping, being carried out to the step that sends the heating order;
Read the step to fixed temperature, regularly by input end of analog signal AIN0.0, read in simulating signal, and using this simulating signal as temperature given value, using temperature given value+A as temperature upper limit, described A is greater than 0 and be less than 20 integer; Then carry out the actual temperature read step;
Read the temperature of actual heating single-chip microcomputer and the step of state, address, actual temperature and the heated condition of each the heating single machine unit 2 by the fetch bit of CAN port reads on the CAN bus, described heated condition is for heating or stopping; Then carry out the step of heating command set;
The step of heating command set, make comparisons actual temperature and temperature given value and the temperature upper limit of each heating single machine unit 2 one by one, when actual temperature is less than or equal to temperature given value, the heating order is set for startup; When actual temperature is greater than temperature given value and is less than temperature upper limit and the state of corresponding heating single machine unit 2 while being heated condition, the heating order is set for starting; When actual temperature is more than or equal to temperature upper limit, the heating command bit is set and stops; When actual temperature be greater than temperature given value and be less than temperature upper limit and the state of corresponding heating single machine unit 2 when adding halted state, heating is set and orders as stopping; Then carry out the step that sends the heating order;
Send the step of heating order, the address of the heating order of each heating single machine unit 2 and this heating single machine unit 2 is formed to message, this message is sent to the CAN bus by the CAN port.
Embodiment nine, referring to Fig. 4, present embodiment is described.Present embodiment is to realize that with the described remote-operated operation single machine unit 1 that adds the single chip circuit system of heat control for execution of embodiment seven or eight the corresponding heating single machine unit of remote-operated method 2 realizes the method for heating, and described method comprises the steps:
The step that temperature reads, read temperature information as actual temperature by the temperature signal input end, then this actual temperature and the address of self is sent to operation single machine unit 1 by the CAN port; Then carry out the step of reading order;
The step of reading order, read the message on the CAN bus by the CAN port, resolves this message and obtain the heating order corresponding with self address, then carries out the step of judgement heating order;
The step of order is heated in judgement, when heating is ordered as startup, carries out and starts the step heated, otherwise carry out, stops the step heating;
Start the step of heating, to heating control signal output terminal output high level, give heating lamp J power supply, then carry out the step that temperature reads;
Stop the step of heating, to heating control signal output terminal output low level, give heating lamp J outage, then carry out the step that temperature reads.
The remote-operated single chip circuit system that adds heat control for execution described in the application, single-pole double-throw switch (SPDT) S in the operation single machine unit realizes the selection of heating function, when selecting the crawl heating function, heated condition according to all heating single machine unit 2 of state control linkage on the CAN bus of pushbutton switch SB, that is: when pushbutton switch SB presses, the all heating single machine unit 2 of control linkage on the CAN bus start heating, when described pushbutton switch SB lifts, the all heating single machine unit 2 of control linkage on the CAN bus stop heating.When single-pole double-throw switch (SPDT) S selects automatic heating function, operation single machine unit 1 reads the actual temperature that is positioned at all heating single machine unit 2 on the CAN bus by the CAN bus, then with the temperature given value obtained by the collection of simulant signal port, compare respectively, then by actual temperature value, less than or equal to the heating command set of the heating single machine unit 2 of temperature given value, be heating, the heating command set of all the other heating single machine unit 2 is for stopping, then send the heating order by the CAN bus, and then realize being positioned at the heat control that adds of all heating single machine unit 2 on the CAN bus.Be provided with temperature collection circuit in all heating single machine unit 2 that coordinate with aforesaid operations single machine unit 1, also be provided with heater circuit, described temperature collection circuit is for gathering the environment temperature of heating single machine unit 2, and heater circuit is for realizing heating function.
Claims (9)
1. a remote-operated Single Chip Microcomputer (SCM) system that adds heat control for execution, it is characterized in that this system is comprised of an operation single machine unit (1) and a plurality of heating single machine unit (2), a described operation single machine unit (1) realizes data interaction by CAN bus and a plurality of heating single machine unit (2), described operation single machine unit (1) gathers the actual temperature information of each heating single machine unit (2) one by one by the CAN bus, described operation single machine unit (1) according to the minimum temperature of actual temperature and the setting of each heating single machine unit and maximum temperature transmission heating starting or stop signal to corresponding heating single machine unit (2), each heating single machine unit (2) starts or stops heating according to the heating starting or the stop signal that receive.
2. the remote-operated Single Chip Microcomputer (SCM) system that adds heat control for execution according to claim 1, it is characterized in that, described operation single machine unit (1) comprises operation single-chip microcomputer (U1), potentiometer (R1), pushbutton switch (SB), single-pole double-throw switch (SPDT) (S), the one CAN telecommunication circuit (U2), the input end of analog signal (AIN0.0) of operation single-chip microcomputer (U1) connects the adjustable end of potentiometer (R1), the positive pole of the DC power supply of one end attended operation single-chip microcomputer (U1) of described potentiometer (R1), the negative pole of the DC power supply of the other end attended operation single-chip microcomputer (U1) of described potentiometer (R1), the Trig control signal input end of operation single-chip microcomputer (U1) connects an end of pushbutton switch (SB), the negative pole of the DC power supply of the other end attended operation single-chip microcomputer (U1) of described pushbutton switch (SB), the automatic temperature-control of described operation single-chip microcomputer (U1) selects signal input part to connect a quiet end of single-pole double-throw switch (SPDT) (S), signal input part is selected in the crawl temperature adjustment of the quiet end attended operation single-chip microcomputer of another of described single-pole double-throw switch (SPDT) (S) (U1), the negative pole of the DC power supply of the moved end attended operation single-chip microcomputer (U1) of described single-pole double-throw switch (SPDT) (S), the serial communication end of described operation single-chip microcomputer (U1) connects the serial communication signal end of a CAN telecommunication circuit (U2), the CAN signal of communication output terminal of a described CAN telecommunication circuit (U2) connects the CAN bus.
3. the remote-operated Single Chip Microcomputer (SCM) system that adds heat control for execution according to claim 1 and 2, it is characterized in that described heating single machine unit (2) comprises heating single-chip microcomputer (U3), the 2nd CAN telecommunication circuit (U4), heating lamp (J), switching tube (T), resistance R 3, resistance R 2 and temperature sensor (W), one end of temperature sensor (W) is the end and the temperature signal input end that heats single-chip microcomputer (U3) of contact resistance R2 simultaneously, the other end of described temperature sensor (W) connects the negative pole of the power supply of heating single-chip microcomputer (U3), the other end of described resistance R 2 connects the positive pole of the power supply of heating single-chip microcomputer (U3), the trigger end of switching tube (T) connects the heating control signal output terminal of heating single-chip microcomputer (U3), one end of described switching tube (T) connects the negative pole of the power supply of heating single-chip microcomputer (U3), the other end of described switching tube (T) connects an end of heating lamp (J), the end of the other end contact resistance R3 of described heating lamp (J), the other end of described resistance R 3 connects the positive pole of the power supply of heating single-chip microcomputer (U3), the serial communication end of described heating single-chip microcomputer (U3) connects the serial communication signal end of the 2nd CAN telecommunication circuit (U4), the CAN signal of communication output terminal of described the 2nd CAN telecommunication circuit (U4) connects the CAN bus.
4. the remote-operated Single Chip Microcomputer (SCM) system that adds heat control for execution according to claim 3, is characterized in that the inside embedding of described operation single machine unit (1) has the operation control software module, and this operation control software module comprises:
The judging unit module that automatic temperature-adjusting is selected: select the signal of signal input part for reading automatic temperature-adjusting, when described signal is high level, send enabling signal to the unit module read to fixed temperature; Otherwise send the judging unit module that enabling signal is selected to a dynamic temperature;
The judging unit module that the some dynamic temperature is selected: the signal of selecting signal input part for reading a dynamic temperature, when described signal is high level, the heating command set of all heating single machine unit (2), for starting, is sent to enabling signal to the unit module that sends the heating order; Otherwise the heating command set of all heating single machine unit (2), for stopping, being sent to enabling signal to the unit module that sends the heating order;
Read the unit module to fixed temperature, for regularly by input end of analog signal (AIN0.0), reading in simulating signal, and, using this simulating signal as temperature given value, then send enabling signal to actual temperature reading unit module;
Actual temperature reading unit module, address and actual temperature for the heating single machine unit of each on the CAN bus (2) by the fetch bit of CAN port reads, then send the unit module that enabling signal is calculated to the temperature deviation value;
The unit module that temperature deviation calculates, the temperature deviation value for the difference of the actual temperature that temperature given value and each heated to single machine unit (2) as corresponding heating single machine unit (2); Then send the unit module of enabling signal to the heating command set;
The unit module of heating command set, for the heating command set that will be more than or equal to zero the corresponding heating single machine unit of temperature deviation value (2) for starting, by the heating command set of the corresponding heating single machine unit of minus temperature deviation value (2) for stopping; Then send enabling signal to the unit module that sends the heating order;
Send the unit module of heating order, for the heating order by each heating single machine unit (2) and this address of heating single machine unit (2), form message, this message is sent to the CAN bus by the CAN port.
5. the remote-operated operation single machine unit (1) that adds the Single Chip Microcomputer (SCM) system of heat control for execution according to claim 3, the inside embedding that it is characterized in that described operation single machine unit (1) has the operation control software module, and this operation control software module comprises:
The judging unit module that automatic temperature-adjusting is selected: select the signal of signal input part for reading automatic temperature-adjusting, when described signal is high level, send enabling signal to the unit module read to fixed temperature; Otherwise send the judging unit module that enabling signal is selected to a dynamic temperature;
The judging unit module that the some dynamic temperature is selected: the signal of selecting signal input part for reading a dynamic temperature, when described signal is high level, the heating command set of all heating single machine unit (2), for starting, is sent to enabling signal to the unit module that sends the heating order; Otherwise the heating command set of all heating single machine unit (2), for stopping, being sent to enabling signal to the unit module that sends the heating order;
Read the unit module to fixed temperature, for regularly by input end of analog signal (AIN0.0), reading in simulating signal, and using this simulating signal as temperature given value, using temperature given value+A as temperature upper limit, described A is greater than 0 and be less than 20 integer; Then send the unit module of enabling signal to the temperature that reads actual heating single-chip microcomputer and state;
Read the temperature of actual heating single-chip microcomputer and the unit module of state, for address, actual temperature and the heated condition of the heating single machine unit of each on the CAN bus (2) by the fetch bit of CAN port reads, described heated condition is for heating or stopping; Then send the unit module of enabling signal to the heating command set;
The unit module of heating command set, for one by one actual temperature and the temperature given value of each heating single machine unit (2) and temperature upper limit being made comparisons, when actual temperature is less than or equal to temperature given value, arrange the heating order for startup; When actual temperature is greater than temperature given value and is less than temperature upper limit and the state of corresponding heating single machine unit (2) while being heated condition, the heating order is set for starting; When actual temperature is more than or equal to temperature upper limit, the heating command bit is set and stops; When actual temperature be greater than temperature given value and be less than temperature upper limit and the state of corresponding heating single machine unit (2) when adding halted state, heating is set and orders as stopping; Then send enabling signal to the unit module that sends the heating order;
Send the unit module of heating order, for the heating order by each heating single machine unit (2) and this address of heating single machine unit (2), form message, this message is sent to the CAN bus by the CAN port.
6. according to the described remote-operated Single Chip Microcomputer (SCM) system that adds heat control for execution of claim 4 or 5, it is characterized in that, the inside of described heating single machine unit (2) embeds the heating software model, and this heating software model comprises:
The unit module that temperature reads, for by the temperature signal input end, reading temperature information as actual temperature, then be sent to operation single machine unit (1) by this actual temperature and the address of self by the CAN port; Send the unit module of enabling signal to reading order;
The unit module of reading order, for by the CAN port, reading the message on the CAN bus, resolve this message and obtain the heating order corresponding with self address, sends the unit module of enabling signal to judgement heating order;
The unit module of order is heated in judgement, for when heating order for startup, sends the unit module of enabling signal to the startup heating, otherwise sends enabling signal to stopping the unit module heating;
Start the unit module of heating, for to heating control signal output terminal output high level, send the unit module that enabling signal reads to temperature;
Stop the unit module of heating, for to heating control signal output terminal output low level, send the unit module that enabling signal reads to temperature.
7. the remote-operated operation single machine unit (1) that adds the Single Chip Microcomputer (SCM) system of heat control for execution claimed in claim 3 realizes remote-operated method, and the method comprises the steps:
The determining step that automatic temperature-adjusting is selected: read the signal that automatic temperature-adjusting is selected signal input part, when described signal is high level, carries out and read the step to fixed temperature; Otherwise the determining step that the execution point dynamic temperature is selected;
The determining step that the some dynamic temperature is selected: read the signal that a dynamic temperature is selected signal input part, when described signal is high level, the heating command set of all heating single machine unit (2), for starting, is carried out to the step that sends the heating order; Otherwise the heating command set of all heating single machine unit (2), for stopping, being carried out to the step that sends the heating order;
Read the step to fixed temperature, regularly by input end of analog signal (AIN0.0), read in simulating signal, and, using this simulating signal as temperature given value, then carry out the actual temperature read step;
The actual temperature read step, address and the actual temperature of each the heating single machine unit (2) by the fetch bit of CAN port reads on the CAN bus, then carry out the step that the temperature deviation value is calculated;
The step that temperature deviation calculates, the temperature deviation value using the difference of the actual temperature of temperature given value and each heating single machine unit (2) as corresponding heating single machine unit (2); Then carry out the step of heating command set;
The step of heating command set, by the heating command set that is more than or equal to zero the corresponding heating single machine unit of temperature deviation value (2) for starting, by the heating command set of the corresponding heating single machine unit of minus temperature deviation value (2) for stopping; Then carry out the step that sends the heating order;
Send the step of heating order, the address of the heating order of each heating single machine unit (2) and this heating single machine unit (2) is formed to message, this message is sent to the CAN bus by the CAN port.
8. the remote-operated operation single machine unit (1) that adds the Single Chip Microcomputer (SCM) system of heat control for execution claimed in claim 3 realizes remote-operated method, and the method comprises the steps:
The determining step that automatic temperature-adjusting is selected: read the signal that automatic temperature-adjusting is selected signal input part, when described signal is high level, carries out and read the step to fixed temperature; Otherwise the determining step that the execution point dynamic temperature is selected;
The determining step that the some dynamic temperature is selected: read the signal that a dynamic temperature is selected signal input part, when described signal is high level, the heating command set of all heating single machine unit (2), for starting, is carried out to the step that sends the heating order; Otherwise the heating command set of all heating single machine unit (2), for stopping, being carried out to the step that sends the heating order;
Read the step to fixed temperature, regularly by input end of analog signal (AIN0.0), read in simulating signal, and using this simulating signal as temperature given value, using temperature given value+A as temperature upper limit, described A is greater than 0 and be less than 20 integer; Then carry out the actual temperature read step;
Read the temperature of actual heating single-chip microcomputer and the step of state, address, actual temperature and the heated condition of each the heating single machine unit (2) by the fetch bit of CAN port reads on the CAN bus, described heated condition is for heating or stopping; Then carry out the step of heating command set;
The step of heating command set, make comparisons actual temperature and the temperature given value of each heating single machine unit (2) and temperature upper limit one by one, when actual temperature is less than or equal to temperature given value, the heating order is set for startup; When actual temperature is greater than temperature given value and is less than temperature upper limit and the state of corresponding heating single machine unit (2) while being heated condition, the heating order is set for starting; When actual temperature is more than or equal to temperature upper limit, the heating command bit is set and stops; When actual temperature be greater than temperature given value and be less than temperature upper limit and the state of corresponding heating single machine unit (2) when adding halted state, heating is set and orders as stopping; Then carry out the step that sends the heating order;
Send the step of heating order, the address of the heating order of each heating single machine unit (2) and this heating single machine unit (2) is formed to message, this message is sent to the CAN bus by the CAN port.
9. remote-operated operation single machine unit (1) the middle heating single machine unit (2) that adds the Single Chip Microcomputer (SCM) system of heat control for execution claimed in claim 3 realizes the method for heating, and described method comprises the steps:
The step that temperature reads, read temperature information as actual temperature by the temperature signal input end, then this actual temperature and the address of self is sent to operation single machine unit (1) by the CAN port; Then carry out the step of reading order;
The step of reading order, read the message on the CAN bus by the CAN port, resolves this message and obtain the heating order corresponding with self address, then carries out the step of judgement heating order;
The step of order is heated in judgement, when heating is ordered as startup, carries out and starts the step heated, otherwise carry out, stops the step heating;
Start the step of heating, to heating control signal output terminal output high level, give heating lamp (J) power supply, then carry out the step that temperature reads;
Stop the step of heating, to heating control signal output terminal output low level, give heating lamp (J) outage, then carry out the step that temperature reads.
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| CN201310403382.8A CN103440002B (en) | 2013-09-06 | 2013-09-06 | Remote-operated one-chip microcomputer system for executing heating control |
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| CN201310403382.8A CN103440002B (en) | 2013-09-06 | 2013-09-06 | Remote-operated one-chip microcomputer system for executing heating control |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388351A (en) * | 2015-10-21 | 2016-03-09 | 中国电力科学研究院 | HVDC line corona current measuring system used in high-altitude area |
| CN108631883A (en) * | 2018-07-19 | 2018-10-09 | 苏州市高事达信息科技股份有限公司 | A kind of electric adjustable attenuation control circuit of photoreceiver |
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2013
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105388351A (en) * | 2015-10-21 | 2016-03-09 | 中国电力科学研究院 | HVDC line corona current measuring system used in high-altitude area |
| CN108631883A (en) * | 2018-07-19 | 2018-10-09 | 苏州市高事达信息科技股份有限公司 | A kind of electric adjustable attenuation control circuit of photoreceiver |
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Effective date of registration: 20170524 Address after: In an street Xiangfang District 150000 Heilongjiang city of Harbin province 16-2 Patentee after: Harbin Hongyu rectifier switch equipment Co. Ltd. Address before: 150080 Harbin, Heilongjiang, Nangang District Road, No. 74 Patentee before: Heilongjiang University |