CN204215197U - A kind of multifunction instrument with I/O interface - Google Patents
A kind of multifunction instrument with I/O interface Download PDFInfo
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- CN204215197U CN204215197U CN201420669919.5U CN201420669919U CN204215197U CN 204215197 U CN204215197 U CN 204215197U CN 201420669919 U CN201420669919 U CN 201420669919U CN 204215197 U CN204215197 U CN 204215197U
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Abstract
The utility model discloses a kind of multifunction instrument with I/O interface, comprise power module, main control module, I/O module, CAN communication module, key-press module and display module; Described display module comprises LCD MODULE and LED light; Described power module, I/O module, CAN communication module, key-press module, LCD MODULE are all connected with main control module with LED light.The output signal of main control module by the input port pick-up transducers of I/O module or the quantity of state of control button, main control module is connected with CAN by CAN communication module, and communicate with host computer based on CAN, receive the instruction of host computer, control the output of output port and the display information of display screen of I/O module.The utility model is applied to the platform operations module of aerial work platform, and display contains much information, and integrated I/O module, have IO controlling functions, integrated level is high, is conducive to the Miniaturization Design of the platform operations module of aerial work platform.
Description
Technical field
The present invention relates to a kind of multifunction instrument with I/O interface.
Background technology
The platform operations module of the aerial work platform of present use, LED light is mostly only adopted to make simple state display instrument table, therefore state can only be shown, can not the displaying contents more figure of horn of plenty and word, operating personnel cannot be made more intuitively, accurately to know field working conditions; Meanwhile, because the port number of controller is limited, need to adopt extra controller or I/O module to expand to realize I/O again, increase I/O quantity, this is unfavorable for lightweight, the miniaturization of aerial work platform equipment.Therefore, need to develop a kind of function more perfect, the instrument that integrated level is higher.
Utility model content
The technical matters that the utility model solves is, for the deficiencies in the prior art, provides a kind of multifunction instrument with I/O interface, and Presentation Function is strong, and integrated I/O module is in one, and integrated level is high, perfect in shape and function.
The technical solution of the utility model is:
With a multifunction instrument for I/O interface, comprise power module, main control module, I/O module, CAN communication module, key-press module and display module; Described display module comprises LCD MODULE and LED light;
Described power module, I/O module, CAN communication module, key-press module, LCD MODULE are all connected with main control module with LED light;
Described I/O module and outside sensor, control button and topworks is connected, gather analog quantity, switching value and frequency data by input port, by digital output port and PWM port output power signal;
Described CAN communication module, provides the port of main control module and external communication, makes main control module and host computer or other be with the equipment of CAN port to carry out exchanges data;
Described key-press module, provides the operation push-button of LCD MODULE on the one hand, and reserve part controls button and realizes other controlling functions on the other hand;
Described LCD MODULE, for display graphics and character;
Described LED light, for showing state;
Main control module is by key-press module Gather and input information, and pass through the output signal of input port pick-up transducers or the quantity of state of external control button of I/O module, main control module is connected with CAN by CAN communication module, and communicate with host computer based on CAN, receive the instruction of host computer, control the output of I/O module and the display of LCD MODULE and LED light;
Described LCD MODULE is monochrome graphics dot matrix lcd module, and resolution is 128 × 64.
Further, described main control module adopts STR731 single-chip microcomputer.
Further, described I/O module adopts VNQ5050 chip, 74HC595 chip and 74HC589 chip.
Further, described I/O module has 12 output switch parameter ports, 6 PWM output ports, 11 analog input ports, 2 frequency input mouths and 14 On-off signal ports.
Further, described CAN communication module has 2 road CAN ports.
Further, described I/O module has a road 5V power supply to export, and has the optional power supply of road 9V or 12V to export, and is integrated with short-circuit protection circuit.
Further, described key-press module has the operation push-button of 10 configurable control buttons and 6 LCD MODULE.
Main control module can also receive instruction by CAN communication module, configures the port purposes of I/O module and controls the function of button.
The working current <4A of the output switch parameter port of I/O module, the working current <1.5A of PWM output port; Wherein output switch parameter port has 8 road reusables to be On-off signal port, and PWM output port has 2 road reusables to be On-off signal port.10 IO ports are freely configured to input or output by CAN protocol by I/O module.
2 road CAN ports are used for the connection of external unit, such as the equipment of host computer or other band CAN port
5V and 9V voltage is powered to external sensor, and it is switch output voltage (9V or 12V) by the mode of operation of the power supply in programming I/O module that 9V or 12V selectable voltage exports.
Monochrome graphics dot matrix lcd module, can show simple figure and the character such as China and British, numeral, if display 4 row Chinese characters, often row 8 Chinese characters, displaying contents is limited compared with LED charactron, enrich many.In the utility model, monochrome graphics dot matrix lcd module is mainly used to the display parameter value of sensor and the interface icon of sensor and some state codes or alert icon.
Beneficial effect:
The utility model comprises power module, main control module, I/O module, CAN communication module, key-press module and display module; Described display module comprises LCD MODULE and LED light; Described power module, I/O module, CAN communication module, key-press module, LCD MODULE are all connected with main control module with LED light.Main control module is by key-press module Gather and input information, and pass through the output signal of input port pick-up transducers or the quantity of state of external control button of I/O module, main control module is connected with CAN by CAN communication module, and communicate with host computer based on CAN, receive the instruction of host computer, control the output of output port and the display information of display module of I/O module.The utility model can be applicable to the platform operations module of aerial work platform, and have integrated level high, volume is little, the feature of high reliability.The pattern that display module adopts liquid crystal display and pilot lamp to combine, overcome the deficiency of the platform operations module Displaying Meter function of aerial work platform, display is contained much information to be increased greatly, not only can show state, graphically can also show, add dirigibility.
Adopt CAN communication module and external unit to carry out exchanges data, there is the feature of the good and long transmission distance of reliable communications, anti-interference.Improve reliability and the dirigibility of the platform operations module of aerial work platform.
Integrated I/O module, realize I/O to expand, increase I/O quantity, there is IO controlling functions, the purposes of I/O module port is freely configured by CAN protocol, there is larger dirigibility, can detector switch amount input (high level, low flat), the input of analog input (voltage, current signal), frequency, exportable on-off model (voltage signal of band power drive) and pwm signal (being with the pwm voltage signal of power drive).Integrated level is high, enormously simplify the design of the platform operations module of aerial work platform, is conducive to its Miniaturization Design.
Accompanying drawing explanation
Fig. 1 is system construction drawing of the present utility model
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in more detail.
System construction drawing of the present utility model as shown in Figure 1.
As shown in the figure, the utility model discloses a kind of multifunction instrument with I/O interface, comprise power module, main control module, I/O module, CAN communication module, key-press module and display module; Described display module comprises LCD MODULE and LED light;
Described power module, I/O module, CAN communication module, key-press module, LCD MODULE are all connected with main control module with LED light;
Described I/O module is connected with outside sensor, external control button and topworks, gathers analog quantity, switching value and frequency data, by digital output port and PWM port output power signal by input port;
Described CAN communication module, provides the port of main control module and external communication, makes main control module and host computer or other be with the equipment of CAN port to carry out exchanges data;
Described key-press module, provides the operation push-button of LCD MODULE on the one hand, and reserve part controls button and realizes other controlling functions on the other hand
Described LCD MODULE, for display graphics and character;
Described LED light, for showing state;
Main control module is by key-press module Gather and input information, by the output signal of the input port pick-up transducers of I/O module or the quantity of state of external control button, main control module is connected with CAN by CAN communication module, and communicate with host computer based on CAN, receive the instruction of host computer, control the output of I/O module and the display of LCD MODULE and LED light;
Described LCD MODULE is monochrome graphics dot matrix lcd module, and resolution is 128 × 64.
Further, described main control module adopts STR731 single-chip microcomputer.
Further, described I/O module adopts VNQ5050 chip, 74HC595 chip and 74HC589 chip.
Further, described I/O module has 12 output switch parameter ports, 6 PWM output ports, 11 analog input ports, 2 frequency input mouths and 14 On-off signal ports.
Further, described CAN communication module has 2 road CAN ports.
Further, described I/O module has a road 5V power supply to export, and has the optional power supply of road 9V or 12V to export, and is integrated with short-circuit protection circuit.
Further, described key-press module has the operation push-button of 10 configurable control buttons and 6 LCD MODULE.
The mode that display module adopts monochrome graphics dot matrix lcd module and LED light to be combined, is integrated in monochrome graphics lattice lcd module and LED light in one piece of display expansion board, is connected by I2C bus with master control borad.Main control module is connected with external unit by CAN, carries out exchanges data, and display module and I/O module exchange data by internal bus and main control module.When external unit will control the state of certain IO port, an instruction ID can be sent to multifunction instrument, after the main control module of many merits instrument receives this instruction ID by CAN communication module, main control module is resolved instruction, by internal bus (I2C), instruction is passed to display module and I/O module, control the display of display module, I/O module changes IO port status according to instruction.Also the displaying contents of the part operation button switchable liquid crystal display module of keys available module.
Claims (7)
1. the multifunction instrument with I/O interface, is characterized in that: comprise power module, main control module, I/O module, CAN communication module, key-press module and display module; Described display module comprises LCD MODULE and LED light;
Described power module, I/O module, CAN communication module, key-press module, LCD MODULE are all connected with main control module with LED light;
The output signal of main control module by the input port pick-up transducers of I/O module or the quantity of state of control button, main control module is connected with CAN by CAN communication module, and communicates with host computer based on CAN;
Described LCD MODULE is monochrome graphics dot matrix lcd module, and resolution is 128 × 64.
2. the multifunction instrument of band I/O interface according to claim 1, is characterized in that: described main control module adopts STR731 single-chip microcomputer.
3. the multifunction instrument of band I/O interface according to claim 1, is characterized in that: described I/O module adopts VNQ5050 chip, 74HC595 chip and 74HC589 chip.
4. the multifunction instrument of band I/O interface according to claim 1, is characterized in that: described I/O module has 12 output switch parameter ports, 6 PWM output ports, 11 analog input ports, 2 frequency input mouths and 14 On-off signal ports.
5. the multifunction instrument of band I/O interface according to claim 1, is characterized in that: described CAN communication module has 2 road CAN ports.
6. the multifunction instrument of band I/O interface according to claim 1, is characterized in that: described I/O module has a road 5V power supply to export, and has the optional power supply of road 9V or 12V to export, and is integrated with short-circuit protection circuit.
7. the multifunction instrument of band I/O interface according to claim 1, is characterized in that: described key-press module has the operation push-button of 10 configurable control buttons and 6 LCD MODULE.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420669919.5U CN204215197U (en) | 2014-11-11 | 2014-11-11 | A kind of multifunction instrument with I/O interface |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420669919.5U CN204215197U (en) | 2014-11-11 | 2014-11-11 | A kind of multifunction instrument with I/O interface |
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| Publication Number | Publication Date |
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| CN204215197U true CN204215197U (en) | 2015-03-18 |
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| CN201420669919.5U Active CN204215197U (en) | 2014-11-11 | 2014-11-11 | A kind of multifunction instrument with I/O interface |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108121253A (en) * | 2017-12-30 | 2018-06-05 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七二研究所） | A kind of embedded intelligence modularization manipulates control panel |
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2014
- 2014-11-11 CN CN201420669919.5U patent/CN204215197U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108121253A (en) * | 2017-12-30 | 2018-06-05 | 武汉船用电力推进装置研究所（中国船舶重工集团公司第七二研究所） | A kind of embedded intelligence modularization manipulates control panel |
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