CN201741037U - Test tool for air conditioner controller - Google Patents
Test tool for air conditioner controller Download PDFInfo
- Publication number
- CN201741037U CN201741037U CN2010202604164U CN201020260416U CN201741037U CN 201741037 U CN201741037 U CN 201741037U CN 2010202604164 U CN2010202604164 U CN 2010202604164U CN 201020260416 U CN201020260416 U CN 201020260416U CN 201741037 U CN201741037 U CN 201741037U
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- mcu
- module
- conditioner controller
- diode
- serial communication
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Abstract
The utility model relates to a test tool for an air conditioner controller. The test tool comprises a microprogrammed control unit (MCU), a display module, a key module, a linear power module, a plurality of expansion interfaces and a serial communication module, wherein the display module, the key module and the linear power module are connected with the MCU; the expansion interfaces are connected with the MCU; and the serial communication module is connected with the MCU. Due to the adoption of the structure, the test tool has the advantages of adding the expansion interfaces, overcoming the defect of single interface of the conventional test tool for the air conditioner controller and detecting data of a plurality of points to be tested, along with convenient operation and high efficiency compared with the prior art.
Description
Technical field:
The utility model relates to the air conditioner technical field, specifically is a kind of air-conditioner controller test fixture.
Background technology:
Traditional air-conditioner controller test fixture generally has only an interface, so, then each test fixture can only be tested a test point, if test a plurality of test points, just need to change the interface that test fixture is connected with the measured point, can't test simultaneously a plurality of measured points simultaneously, troublesome poeration, inefficiency, particularly present air-conditioner controller complex structure needs the point of test very many, and traditional air-conditioner controller test fixture can not satisfy its demand far away.
The utility model content:
The technical problems to be solved in the utility model is, overcomes existing technological deficiency, provides a kind of and can test a plurality of measured points simultaneously, air-conditioner controller test fixture simple to operate, that efficient is higher.
Technical solution of the present utility model is, a kind of air-conditioner controller test fixture is provided, it comprises MCU, display module, key-press module and linear power supply module, described display module, key-press module, linear power supply module all are connected with MCU, it also comprises a plurality of expansion interfaces and a serial communication module, described a plurality of expansion interface all is connected with MCU, and described serial communication module is connected with MCU.
Described a plurality of expansion interface comprises eight temperature acquisition interfaces, a pressure acquisition interface and a stepper motor interface.
After adopting said structure, the utlity model has following advantage:
After adopting above structure, the utility model has compared with prior art increased a plurality of expansion interfaces, has solved traditional single shortcoming of air-conditioner controller test fixture interface, can detect the data of a plurality of measured points simultaneously, and is easy to operate, efficient is high.
As a kind of improvement, described serial communication module comprises a four-core terminal, first diode, second diode, the 3rd diode, first electric capacity, second capacitor C and a resistance, one termination power of described resistance, the RXD end of another termination MCU, the positive pole of described first diode connects the RXD end of MCU, negative pole connects 3 ends of four-core terminal, the positive pole of described second diode connects 4 ends of four-core terminal, negative pole connects the RXD end of MCU, the positive pole of described the 3rd diode connects 4 ends of four-core terminal, negative pole connects the TXD end of MCU, an end ground connection of described first electric capacity, 3 ends of another termination four-core terminal, one end ground connection of described second electric capacity, 4 ends of another termination four-core terminal, 1 termination power of described four-core terminal, 2 end ground connection.
Improve as another kind, it also comprises a USB supply module, described USB supply module is connected with MCU, adopt the air-conditioner controller test fixture of this structure not only can adopt power frequency 220V AC-powered by linear power supply module, also can be connected with computing machine and power by the USB supply module, also can use in the place that lacks AC power, enlarge usable range.
Improve as another kind, it also comprises a PC serial communication modular, described PC serial communication modular is connected with MCU, adopt this structure to increase an interface that can be connected with computing machine, can directly be connected with computing machine, directly test on computers, and also can carry out intelligent monitoring in 24 hours on computers in debugging and monitoring field.
Description of drawings:
Accompanying drawing 2 is the circuit theory diagrams of the serial communication module of the utility model air-conditioner controller test fixture.
Embodiment:
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1, a kind of air-conditioner controller test fixture of the utility model, it comprises MCU, display module, key-press module and linear power supply module, described display module, key-press module, linear power supply module all are connected with MCU, it also comprises a plurality of expansion interfaces and a serial communication module, described a plurality of expansion interface all is connected with MCU, and described serial communication module is connected with MCU.Display module adopts multidigit nixie tube to show in this example, MCU adopts resourceful STC12C5410AD chip, described key-press module adopts external button, and described linear power supply module is the existing common power module that AC rectification is become direct current and use for chip.Described a plurality of expansion interface comprises eight temperature acquisition interfaces, a pressure acquisition interface and a stepper motor interface.
As a kind of improvement, as shown in Figure 2, described serial communication module comprises that described serial communication module comprises a four-core terminal CON4, the first diode D26, the second diode D27, the 3rd diode D28, first capacitor C 18, second capacitor C 19 and a resistance R 28, one termination power of described resistance R 28, the RXD end of another termination MCU, the positive pole of the described first diode D26 connects the RXD end of MCU, negative pole connects 3 ends of four-core terminal CON4, the positive pole of the described second diode D27 connects 4 ends of four-core terminal CON4, negative pole connects the RXD end of MCU, the positive pole of described the 3rd diode D28 connects 4 ends of four-core terminal CON4, negative pole connects the TXD end of MCU, one end ground connection of described first capacitor C 18,3 ends of another termination four-core terminal CON4, an end ground connection of described second capacitor C 19,4 ends of another termination four-core terminal CON4,1 termination power of described four-core terminal CON4,2 end ground connection.Adopt the serial communication module of this syndeton, the TXD end of MCU sends data, the RXD termination is received data, the RX end of the 4 terminations controller to be measured of four-core terminal CON4, the TX end of the 3 terminations controller to be measured of four-core terminal CON4, controller sends pulse signal, test fixture receives data, when controller TX end sends high level, because of being subjected to data, first not conducting of the diode D26 test fixture RXD termination also is high level, otherwise, when sending low level, the first diode D26 conducting, clamped in the 0.7V low level, then test fixture RXD disconnected receive be low level.When the TXD end of test fixture sends pulse signal, controller RX end also must be predisposed to high level, this moment, principle was identical, just when test fixture sends data, if what test fixture TXD end sent is high level, the then second not conducting of diode D27, then the RXD of test fixture end also can receive high level, if if test fixture TXD holds the low level of sending that is, then the second diode D27 conducting is clamped in the 0.7V low level, and what test fixture RXD end was received is low level, this serial communication module not only has serial communication function commonly used, and in transmission during data, can internal loopback, the correctness of data is sent in own detection, have self-checking function, can effectively lower the bit error rate.
Improve as another kind, it also comprises a USB supply module, described USB supply module is connected with MCU, adopt the air-conditioner controller test fixture of this structure not only can adopt power frequency 220V AC-powered by linear power supply module, also can be connected with computing machine and power by the USB supply module, also can use in the place that lacks AC power, enlarge usable range.
Improve as another kind, it also comprises a PC serial communication modular, described PC serial communication modular is connected with MCU, adopt this structure to increase an interface that can be connected with computing machine, can directly be connected with computing machine, directly test on computers, and also can carry out intelligent monitoring in 24 hours on computers in debugging and monitoring field.
Claims (5)
1. air-conditioner controller test fixture, it comprises MCU, display module, key-press module and linear power supply module, described display module, key-press module, linear power supply module all are connected with MCU, it is characterized in that: it also comprises a plurality of expansion interfaces and a serial communication module, described a plurality of expansion interface all is connected with MCU, and described serial communication module is connected with MCU.
2. air-conditioner controller according to claim 1 detects frock, and it is characterized in that: described a plurality of expansion interfaces comprise eight temperature acquisition interfaces, a pressure acquisition interface and a stepper motor interface.
3. air-conditioner controller according to claim 1 detects frock, it is characterized in that: described serial communication module comprises a four-core terminal CON4, the first diode D26, the second diode D27, the 3rd diode D28, first capacitor C 18, second capacitor C 19 and a resistance R 28, one termination power of described resistance R 28, the RXD end of another termination MCU, the positive pole of the described first diode D26 connects the RXD end of MCU, negative pole connects 3 ends of four-core terminal CON4, the positive pole of the described second diode D27 connects 4 ends of four-core terminal CON4, negative pole connects the RXD end of MCU, the positive pole of described the 3rd diode D28 connects 4 ends of four-core terminal CON4, negative pole connects the TXD end of MCU, one end ground connection of described first capacitor C 18,3 ends of another termination four-core terminal CON4, one end ground connection of described second capacitor C 19,4 ends of another termination four-core terminal CON4,1 termination power of described four-core terminal CON4,2 end ground connection.
4. air-conditioner controller according to claim 1 detects frock, and it is characterized in that: it also comprises a USB supply module, and described USB supply module is connected with MCU.
5. air-conditioner controller according to claim 1 detects frock, and it is characterized in that: it also comprises a PC serial communication modular, and described PC serial communication modular is connected with MCU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202604164U CN201741037U (en) | 2010-07-12 | 2010-07-12 | Test tool for air conditioner controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202604164U CN201741037U (en) | 2010-07-12 | 2010-07-12 | Test tool for air conditioner controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201741037U true CN201741037U (en) | 2011-02-09 |
Family
ID=43556313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202604164U Expired - Lifetime CN201741037U (en) | 2010-07-12 | 2010-07-12 | Test tool for air conditioner controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201741037U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317287B (en) * | 2014-11-24 | 2017-08-08 | 珠海格力电器股份有限公司 | The analogy method and system of a kind of motor signal |
-
2010
- 2010-07-12 CN CN2010202604164U patent/CN201741037U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104317287B (en) * | 2014-11-24 | 2017-08-08 | 珠海格力电器股份有限公司 | The analogy method and system of a kind of motor signal |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170526 Address after: 315191 Yinzhou District Province, Ningbo City, Jiang Shan town on the village of summer ho Patentee after: AUX air conditioning Limited by Share Ltd Address before: 315191 AUX International Industrial Park, 1166 Mingguang North Road, Jiangshan Town, Ningbo, Zhejiang, Yinzhou District Patentee before: Ningbo AUX Group. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20110209 |
|
| CX01 | Expiry of patent term |