CN109960297A - A kind of the human-computer interaction temperature control device and method of achievable parameter regulation - Google Patents
A kind of the human-computer interaction temperature control device and method of achievable parameter regulation Download PDFInfo
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- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/20—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature
- G05D23/24—Control of temperature characterised by the use of electric means with sensing elements having variation of electric or magnetic properties with change of temperature the sensing element having a resistance varying with temperature, e.g. a thermistor
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Abstract
The present invention relates to a kind of human-computer interaction temperature control device of achievable parameter regulation and methods, including the responsible core CPU for coordinating sensing data and peripheral hardware driving, TFT liquid crystal display drive, resistance/capacitance touch screen drives, responsible acquisition and the sensor control block of processing data, NTC temperature detection, PT100/1000 temperature detection, infrared temperature detection, responsible reception core CPU instruct and drive execution unit, relay driving and the SCR of relay or SCR to drive；Include first that core CPU, sensor control block, execution unit initialize to entire temperature control device, temperature control mode, temperature-controlled parameter be set after initialization, according to set mode, parameter acquisition numerical value, relay or SCR are driven according to the numerical value of feedback.
Description
Technical field
The present invention relates to Computerized industrial control field more particularly to a kind of human-computer interaction temperature controls of achievable parameter regulation
Device and method.
Background technique
It needs to manipulate the parameters in manufacturing process according to preset standard in industrial control field, such as water
Flow control, current control, pressure control, concentration control, temperature control etc. are always among these industry for the control of temperature
A very important parameter in control field because the variation of temperature and current ambient enviroment have very big relationship and
The variation of temperature is often difficult to " controlled ", and temperature has vital meaning for many industrial process operation processes
Justice.
However, the existing industrial control system for temperature control often has inadequate natural endowment problem；It is system is first exclusive
, some temperature control system is to be bundled on current product, or belong to product function inalienable part, this
A temperature-controlled portion is effective just for current system, unadjustable；Next temperature control system control logic having and algorithm are too simple
Change, cut-offs instruction progress temperature control only according to preset, result in the forfeiture of temperature controlled precision, this system in this way
For require accuracy of temperature control high system in can not be competent at；Furthermore some temperature control systems only have charactron and physical button, meet
The product requirement of man-machine interaction experience is not at this stage improved more, and excessively simple only by the information content of numeral method
It is single, and many information are that abbreviation code needs to refer to databook and just knows, therefore the requirement for operator is also very
Harsh, therefore the temperature control system in current industrial control field is badly in need of the upgrading of product, finally for warm for manufacturer
The unification of control system causes system not have apparent otherness, keeps the experience of user bad.
Summary of the invention
Technical problem to be solved by the invention is to provide a kind of human-computer interaction temperature control devices that parameter regulation may be implemented
And method, according to the good of the extensive adaptability of this device and method completion temperature control product, temperature-controlled parameter adjustability and product
Man-machine interaction.
The technical scheme to solve the above technical problems is that a kind of human-computer interaction temperature control of achievable parameter regulation
Device, including the driving of core CPU, TFT liquid crystal display, the driving of resistance/capacitance touch screen, sensor control block, NTC temperature detection,
PT100/1000 temperature detection, infrared temperature detection, execution unit, relay driving and SCR driving.
The core CPU is the core master cpu of the human-computer interaction temperature control device of entire achievable parameter regulation, core
CPU is responsible for coordinating sensing data and peripheral hardware driving；
The TFT liquid crystal display driving, is the color LCD screen that can drive each resolution ratio；
The resistance/capacitance touch screen driving, is that can drive electric resistance touch screen and capacitance touch screen；
The sensor control block is collection acquisition sensor values and the data processing mould according to intelligent algorithm
Block, and data exchange can be carried out by 485 buses and master cpu；
The NTC temperature detection is the temperature measurement circuit on the basis of NTC sensor, the biography of measurement degree temperature coefficient may be implemented
Sensor detection circuit；
The PT100/1000 temperature detection is the thermometric linearized on the basis of sensor PT100 or PT1000 with high precision
Measuring circuit is, it can be achieved that measure the detection circuit for the voltage change that PT100 and PT100 is generated with temperature change；
The infrared temperature detection is the temperature sensing method formed based on the infrared ray come out according to object, by infrared
The mode of perception carries out temperature measurement；
The execution unit is executing instruction of can receive that core CPU sends over, parse rear-guard motor type relay or
SCR；
The relay driving is the electronic drive circuit that can drive relay, reaches real by driving relay
It now heats or cools down and carry out the device of temperature change；
The SCR driving, is that can drive silicon-controlled equipment, can frequently be cut-off by electronic switch without damaging object
Manage contact；
The beneficial effects of the present invention are: realizing Industry Control neck by the detection of each dissimilar sensor abundant
Most temperature detection demand in domain, and then hommization is realized by the driving of TFT liquid crystal display and resistance/capacitance touch screen
Human-computer interaction, complete the execution unit of temperature control finally by relay and SCR driving and execute movement.
Based on the above technical solution, the present invention can also be improved as follows:
Further, the core CPU uses 8051 processor of T5 double-core；
Further, 8051 processor of T5 double-core has 128 pin package of patch type；
Further, the 8051 processor highest of T5 double-core can the core CPU use 8051 processor of T5 double-core；
Beneficial effect using above-mentioned further scheme is: can guarantee to complete by using high performance T5 processor
It is still not in the situation of program fleet after numerous processing tasks, using 128 pin package of patch type also for further
The operation for reducing the power consumption of core CPU and then core CPU being allowed more stable.
Further, the TFT liquid crystal drive is TFT liquid crystal display of the compatible resolution ratio from 320*240-1024*768；
Further, the TFT liquid crystal display driving, is to support RGB mode and LVDS mode；
Further, the TFT liquid crystal display driving, is 24bi t color, with 16M color mode；
Beneficial effect using above-mentioned further scheme is: being driven, be may be implemented pair by the high TFT liquid crystal display of compatibility
In most TFT color LCD screen seamless interfacings on the market, and then realize the diversification of product, different demands is not using
Same TFT liquid crystal display, different demands uses the TFT color LCD screen of different-effect, and 24bit color signal is by TFT colour
The display effect of liquid crystal display is in splendid state.
Further, the resistance/capacitance touch screen driving, is the electric resistance touch screen and SPI that can support 4 lines or 5 lines
The capacitance touch screen interface of communication can be by the compatibility interface and realize that the most resistance/capacitances of driving on the market touch
Screen, makes the state of the compatible The Gift of Being the Best You Can Be of product；
Further, the resistance/capacitance touch screen driving, being can be by algorithm automatic identification touch screen size size and liquid
Crystalline substance screen is matched；
Beneficial effect using above-mentioned further scheme is: unified by the compatibility to resistance/capacitance touch screen interface
Interface, so that touch screen is connected with the size of liquid crystal display and touch-control has carried out perfect matching.
Further, the sensor control block is to be integrated with NTC algorithm, PT100/1000 algorithm and infrared temperature detection
Algorithm；
Further, the sensor control block is communicated with core CPU and is communicated using MODBUS rtu protocol；
Further, the sensor control block is the slave in MODBUS rtu protocol；
Beneficial effect using above-mentioned further scheme is: by sensor control block, the acquisitions of sensor values,
Processing, data upload are integrated together, and core CPU over-allocation resource driving sensor can be effectively avoided, also guarantee
Sensor module integrates and then improves the precision of sensor.
Further, the NTC temperature detection is the sensor, such as NTC 5K 10K100K etc. for supporting negative temperature coefficient；
Beneficial effect using above-mentioned further scheme is: can be using low-cost steady by NTC sensor temperature detection
Qualitative high sensor carries out temperature measurement.
Further, the PT100/1000 temperature detection is using the sensor that the linearity is high and resolution ratio is high；
Beneficial effect using above-mentioned further scheme is: can be to high-precision by using the superior sensor of detection performance
Degree temperature detection makes guarantee, so can the minor change to temperature precisely acquired.
Further, the infrared temperature detection is a kind of contactless infrared temperature detection mode, connects using by contactless
Receive the Current Temperatures of the infrared ray that object comes out and then detection object；
Beneficial effect using above-mentioned further scheme is: can pass through the temperature of contactless mode detection testee
Degree, has further expanded the range of temperature detection, avoids effective in certain temperature range due to conventional temperature sensor
Barrier.
Further, the execution unit is to be integrated with relay drive circuit；
Further, the execution unit is to be integrated with 50HZ power frequency detection function；
Further, the execution unit is to be integrated with SCR zero cross fired function；
Further, the execution unit is communicated with core CPU and is communicated using MODBUS rtu protocol；
Further, the execution unit is the slave in MODBUS rtu protocol；
Beneficial effect using above-mentioned further scheme is: by execution unit, relay and SCR driving and 50HZ work
Frequency and zero cross fired detection are integrated in one, core CPU over-allocation resource can be effectively avoided into driving peripheral hardware, together
When also ensure that the physics sexual isolation of core CPU and peripheral hardware enhances the electrical security and stability of system.
Further, the relay driving has been compatible with the driving of 5V relay and 12V relay；
Beneficial effect using above-mentioned further scheme is: the compatibility of relay is stronger.
Further, the SCR driving, contains the high-power driving of 10A, 16A and 40A；
Beneficial effect using above-mentioned further scheme is: reaching compatible by the SCR of compatible different driving ability
For the demand of SCR in each difference industrial control field.
A kind of human-computer interaction temperature control method of achievable parameter regulation, comprising the following steps:
Step 1, start, be initially the process of system initialization, initialization, sensor control block including core CPU
Initialization and execution unit initialization；
Step 2, temperature control mode is set, the temperature control modes more being suitble in the ban by man-machine interactive system selection, according to difference
Industrial application scene may be selected temperature acquisition precision parameter, rate of heat addition parameter, rate of temperature fall parameter, temperature control rate parameter with
And accuracy of temperature control parameter, different temperature control modes is combined according to the occasion to be adapted to；Setting output temperature control mould is also needed simultaneously
Formula, selecting the type of output driving is relay types or SCR type；
Step 3, temperature-controlled parameter is inputted, different sensors, and root are selected according to different Industry Control occasions and field
Input temperature control upper lower limit value is determined according to the sensor of selection, it is specified that work limiting temperature avoids work of transfiniting；
Step 4, temperature collection numerical value carries out the temperature of sensor according to selected temperature control mode and input temperature-controlled parameter
Acquisition；
Step 5, output driving, perhaps SCR is carried out at heating or cooling driving relay by relay or SCR
Reason, make temperature reach in default range or control temperature control algorithm requirement temperature；
Step 6, terminate, closing temperature acquisition and temperature control output；System enters suspend mode closed state and waits open a next time
Start shipment row.
Based on the above technical solution, the present invention can also be improved as follows:
Further, when in the step 1 core CPU initialize break down when will continue again thermal starting again into
The primary initialization of row；
Further, the core CPU initialization in the step 1, which is broken down, has no effect on sensor control block initialization
And execution unit initialization；
Further, not due to core CPU initialization and sensor control block initialization and execution unit initialization
It interferes with each other, therefore standby monitoring mould will be entered after sensor control block as slave and execution unit initialize
Formula waits host to send instruction；
Beneficial effect using above-mentioned further scheme is: host slave separately initializes, and avoids system due to initial
Changing mistake to cause to output and input is also mistake.
Further, the step 2 setting temperature control mode is realized by man-machine interactive system, passes through TFT colour liquid
Crystalline substance screen display content, and man-machine information interchange is carried out by resistance/capacitance touch screen；
Further, the step 3 input temperature-controlled parameter is also the data biography that man-machine information is carried out by man-machine interactive system
It is defeated, the input of data is carried out by the soft keyboard of man-machine interactive system and to carry out output feedback by the display of data variable defeated
Enter result；
Beneficial effect using above-mentioned further scheme is: realizing visualization by man-machine interactive system and can operate
The setting temperature control mode and input temperature-controlled parameter of change, have good man-machine experience.
Further, the algorithm calculating of the step 4 temperature collection numerical value is not handled in core CPU, but
Operation is carried out in sensor control block；
Beneficial effect using above-mentioned further scheme is: driving circuit and the numerical value calculating of sensor are integrated in one
In submodule, the precision of sensor data acquisition can be effectively promoted；Avoid the resource for expending core CPU.
Further, the output driving in the step 5 is the word modules for being integrated with driving circuit and driving algorithm, and
Transmit with the data of core CPU by MODBUS rtu protocol；
Beneficial effect using above-mentioned further scheme is: peripheral hardware driving circuit and driving algorithm integration in a submodule
In block, the real-time of peripheral hardware driving can be effectively promoted, closed-loop control can rapidly be carried out according to algorithm.
Further, the sensor control block and public 485 bus of execution unit, the two and core CPU are by one
Common 485 bus of item mounts sequence in no particular order, regardless of node location；
Beneficial effect using above-mentioned further scheme is: by 485 buses just a host and two handsets
It links together, and does not have to complicated data line, and reliable and stable.
Detailed description of the invention
Fig. 1 is a kind of flow chart of the human-computer interaction temperature control method of achievable parameter regulation in the present invention；
Fig. 2 is a kind of structure chart of the human-computer interaction temperature control device of achievable parameter regulation in the present invention；
In attached drawing, parts list represented by the reference numerals are as follows:
101, core CPU, 102, the driving of TFT liquid crystal display, 103, the driving of resistance/capacitance touch screen, 201, sensor control
Module, 202, NTC temperature detection, 203, PT100/1000 temperature detection, 204, infrared temperature detection, 301, execution unit, 320, relay driving,
303, SCR drives.
Specific embodiment
The principle and features of the present invention will be described below with reference to the accompanying drawings, and the given examples are served only to explain the present invention, and
It is non-to be used to limit the scope of the invention.
As shown in Fig. 2, for a kind of human-computer interaction temperature control device of achievable parameter regulation of the present invention, including 101, core
CPU, 102, the driving of TFT liquid crystal display, 103, the driving of resistance/capacitance touch screen, 201, sensor control block, 202, NTC temperature detection,
203, PT100/1000 temperature detection, 204, infrared temperature detection, 301, execution unit, 320, relay driving, 303, SCR driving；
Core CPU 101 is the core master cpu of the human-computer interaction temperature control device of entire achievable parameter regulation, core
CPU is responsible for coordinating sensing data and peripheral hardware driving；
TFT liquid crystal display driving 102, is the color LCD screen that can drive each resolution ratio；
Resistance/capacitance touch screen driving 103, is that can drive electric resistance touch screen and capacitance touch screen；
Core CPU 101 is connected with TFT liquid crystal display driving 102 by one group of 24bit color signal；
The driving that core CPU 101 and resistance/capacitance touch screen driving 103 are touched by SPI interface；
Sensor control block 201 is that collection acquires sensor values and the data processing module according to intelligent algorithm,
And data exchange can be carried out by 485 buses and master cpu；
NTC temperature detection 202 is the temperature measurement circuit on the basis of NTC sensor, the sensing of measurement degree temperature coefficient may be implemented
Device detection circuit；
PT100/1000 temperature detection 203 is that the thermometric on the basis of linearizing sensor PT100 or PT1000 with high precision is surveyed
Amount circuit is, it can be achieved that measure the detection circuit for the voltage change that PT100 and PT100 is generated with temperature change；
Infrared temperature detection 204 is the temperature sensing method formed based on the infrared ray come out according to object, passes through infrared sense
The mode known carries out temperature measurement；
Sensor control block 201 carries out voltage acquisition, sensor to NTC temperature detection 202 by high-precision 16bi t AD
Control module 201 is how many to temperature locating for current NTC temperature detection 202 of breaking forth by voltage and NTC resistance value table；
Sensor control block 201 carries out voltage acquisition to PT100/1000 temperature detection 203 by high-precision 16bit AD,
Sensor control block 201 is by voltage and PT100/1000 resistance value table to breaking forth locating for current PT100/1000 temperature detection 203
Temperature be how many；
Sensor control block 201 by algorithm for infrared temperature detection 204 return come data progress temperature transition；
Execution unit 301 is executing instruction of can receive that core CPU 101 sends over, relay driving after parsing
302 or SCR driving 303；
Relay driving 302 is the electronic drive circuit that can drive relay, is reached by driving relay and is realized
Heating or cooling carry out the device of temperature change；
SCR driving 303, is that can drive silicon-controlled equipment, can frequently be cut-off by electronic switch without damaging object
Manage contact；
As shown in Figure 1, a kind of human-computer interaction temperature control method of achievable parameter regulation, comprising the following steps:
Step 1, start 401, be initially the process of system initialization, initialization, sensor including core CPU control mould
Initialization block and execution unit initialization；
Step 2, temperature control mode 402 is set, the temperature control modes more being suitble in the ban by man-machine interactive system selection, according to not
Temperature acquisition precision parameter, rate of heat addition parameter, rate of temperature fall parameter, temperature control rate parameter may be selected in same industrial application scene
And accuracy of temperature control parameter, different temperature control modes is combined according to the occasion to be adapted to；Setting output temperature control is also needed simultaneously
Mode, selecting the type of output driving is relay types or SCR type；
Step 3, temperature-controlled parameter 403 is inputted, different sensors is selected according to different Industry Control occasions and field, and
Input temperature control upper lower limit value is determined according to the sensor of selection, it is specified that work limiting temperature avoids work of transfiniting；
Step 4, temperature collection numerical value 404 carries out sensor according to selected temperature control mode and input temperature-controlled parameter
Temperature acquisition；
Step 5, output driving 405, perhaps SCR is heated or is cooled down by relay or SCR driving relay
Processing, make temperature reach in default range or control temperature control algorithm requirement temperature；
Step 6, terminate 406, closing temperature acquisition and temperature control export；System enters suspend mode closed state and waits a next time
Open operation.
The invention also provides a kind of human-computer interaction temperature control devices of achievable parameter regulation, to implement above-mentioned one kind
The method that the human-computer interaction temperature control of parameter regulation can be achieved.A kind of human-computer interaction temperature control device of above-mentioned achievable parameter regulation
The explanation of implementation method part is suitable for the invention a kind of human-computer interaction temperature control device of achievable parameter regulation.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of human-computer interaction temperature control device of achievable parameter regulation, which is characterized in that driven including core CPU, TFT liquid crystal display
It moves, the driving of resistance/capacitance touch screen, sensor control block, NTC temperature detection, PT100/1000 temperature detection, infrared temperature detection, execute list
Member, relay driving and SCR driving.
2. a kind of human-computer interaction temperature control device of achievable parameter regulation according to claim 1, it is characterised in that:
The core CPU, is the core master cpu of the human-computer interaction temperature control device of entire achievable parameter regulation, and core CPU is negative
Duty coordinates sensing data and peripheral hardware driving；
The TFT liquid crystal display driving, is the color LCD screen that can drive each resolution ratio；
The resistance/capacitance touch screen driving, is that can drive electric resistance touch screen and capacitance touch screen；
The sensor control block is the collection acquisition sensor values and data processing module according to intelligent algorithm, and
And data exchange can be carried out by 485 buses and master cpu；
The NTC temperature detection is the temperature measurement circuit on the basis of NTC sensor, the sensor of measurement degree temperature coefficient may be implemented
Detection circuit；
The PT100/1000 temperature detection is the thermometric measurement on the basis of linearizing sensor PT100 or PT1000 with high precision
Circuit is, it can be achieved that measure the detection circuit for the voltage change that PT100 and PT100 is generated with temperature change；
The infrared temperature detection is the temperature sensing method formed based on the infrared ray come out according to object, passes through infrared perception
Mode carry out temperature measurement；
The execution unit is executing instruction of can receive that core CPU sends over, parses rear-guard motor type relay or SCR；
The relay driving is the electronic drive circuit that can drive relay, and realization is reached by driving relay and is added
Heat or cooling carry out the device of temperature change；
The SCR driving, is that can drive silicon-controlled equipment, can frequently be cut-off by electronic switch without damaging physics touching
Point.
3. a kind of human-computer interaction temperature control device of achievable parameter regulation according to claim 1, it is characterised in that: described
Core CPU uses 8051 processor of T5 double-core；8051 processor of T5 double-core has 128 pin package of patch type；The T5
8051 processor highest of double-core can the core CPU use 8051 processor of T5 double-core；The TFT liquid crystal drive is compatible point
TFT liquid crystal display of the resolution from 320*240-1024*768；The TFT liquid crystal display driving, is to support RGB mode and LVDS mode
's；The TFT liquid crystal display driving, is 24bit color, with 16M color mode；The resistance/capacitance touch screen drives, and is
It can support the electric resistance touch screen of 4 lines or 5 lines and the capacitance touch screen interface of SPI communication；The resistance/capacitance touch screen drives
It is dynamic, it is that can be matched by algorithm automatic identification touch screen size size with liquid crystal display；The sensor control block is collection
At NTC algorithm, PT100/1000 algorithm and infrared temperature detection algorithm；The sensor control block, communicates with core CPU and adopts
It is communicated with MODBUS rtu protocol；The sensor control block is the slave in MODBUS rtu protocol；The NTC
Temperature detection is the sensor, such as NTC 5K 10K 100K etc. for supporting negative temperature coefficient；The PT100/1000 temperature detection is to use
The sensor that the linearity is high and resolution ratio is high；The infrared temperature detection is a kind of contactless infrared temperature detection mode, adopts
With the Current Temperatures of the infrared ray detection object come out by contactless reception object；The execution unit,
It is to be integrated with relay drive circuit；The execution unit is to be integrated with 50HZ power frequency detection function；The execution unit is
It is integrated with SCR zero cross fired function；The execution unit is communicated with core CPU and is communicated using MODBUS rtu protocol；Institute
Execution unit is stated, is the slave in MODBUSRTU agreement；The relay driving has been compatible with 5V relay and 12V relay
Driving；The SCR driving, contains the high-power driving of 10A, 16A and 40A.
4. a kind of implementation method of the human-computer interaction temperature control device of achievable parameter regulation, which comprises the following steps:
Step 1, start, be initially the process of system initialization, initialization, sensor control block including core CPU are initial
Change and execution unit initializes；
Step 2, temperature control mode is set, the temperature control modes more being suitble in the ban by man-machine interactive system selection, according to different works
Temperature acquisition precision parameter, rate of heat addition parameter, rate of temperature fall parameter, temperature control rate parameter and temperature may be selected in industry application scenarios
Precision parameter is controlled, different temperature control modes is combined according to the occasion to be adapted to；Setting output temperature control mode, choosing are also needed simultaneously
The type for selecting output driving is relay types or SCR type；
Step 3, temperature-controlled parameter is inputted, different sensors is selected according to different Industry Control occasions and field, and according to choosing
The sensor selected determines input temperature control upper lower limit value, it is specified that work limiting temperature avoids work of transfiniting；
Step 4, temperature collection numerical value is adopted according to the temperature that selected temperature control mode and input temperature-controlled parameter carry out sensor
Collection；
Step 5, output driving, perhaps SCR carries out heating by relay or SCR to driving relay or cooling is handled, and makes
Temperature reach in default range or control temperature control algorithm requirement temperature；
Step 6, terminate, closing temperature acquisition and temperature control output；System enters suspend mode closed state and waits open fortune a next time
Row.
5. a kind of implementation method of the human-computer interaction temperature control device of achievable parameter regulation according to claim 4, special
Sign is: will continue thermal starting again when the core CPU in the step 1, which initializes, to break down and carry out again once just
Beginningization；Core CPU initialization in the step 1, which is broken down, to be had no effect on sensor control block initialization and executes list
Member initialization；Since core CPU initialization and sensor control block initialization and execution unit initialization be not mutually relevant
Relate to, thus will enter after sensor control block as slave and execution unit initialize standby listening mode, etc.
It sends and instructs to host.
6. a kind of implementation method of the human-computer interaction temperature control device of achievable parameter regulation according to claim 4, special
Sign is: the step 2 setting temperature control mode is realized by man-machine interactive system, is shown by TFT color LCD screen
Content, and man-machine information interchange is carried out by resistance/capacitance touch screen；The step 3 input temperature-controlled parameter is also to pass through people
Machine interactive system carries out the data transmission of man-machine information, carries out the input of data by the soft keyboard of man-machine interactive system and leads to
The display for crossing data variable carries out output feed back input result.
7. a kind of implementation method of the human-computer interaction temperature control device of achievable parameter regulation according to claim 4, special
Sign is: the algorithm calculating of the step 4 temperature collection numerical value is not handled in core CPU, but in sensor control
Operation is carried out in molding block；Output driving in the step 5 is the word modules for being integrated with driving circuit and driving algorithm,
And transmit with the data of core CPU by MODBUS rtu protocol；The sensor control block and execution unit are public
485 buses, the two and core CPU are sequence in no particular order to be mounted, regardless of node location by common 485 bus.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110806766A (en) * | 2019-11-29 | 2020-02-18 | 衡阳鸿宇机械制造有限公司 | Automatic control instrument for heat treatment and use method thereof |
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