CN208027164U - High-low side output can match circuit and the detection device including the circuit and system - Google Patents
High-low side output can match circuit and the detection device including the circuit and system Download PDFInfo
- Publication number
- CN208027164U CN208027164U CN201820168334.3U CN201820168334U CN208027164U CN 208027164 U CN208027164 U CN 208027164U CN 201820168334 U CN201820168334 U CN 201820168334U CN 208027164 U CN208027164 U CN 208027164U
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- China
- Prior art keywords
- circuit
- detection device
- low side
- communication module
- output end
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Abstract
The utility model, which provides a kind of output of high-low side, can match circuit, including NMOS tube and PMOS tube, and the grid of the NMOS tube and PMOS tube is connected to a control terminal；The source level of the NMOS tube connects feeder ear VCC, the grounded drain of the PMOS tube；The drain electrode of the NMOS tube and the source level of the PMOS tube are connected to signal output end.In addition offer includes the detection device of foregoing circuit, and the detecting system including the device, is switched over using the same circuit, acquires external high useful signal and the low signal effectively switched, digital acquisition circuit is facilitated to design.
Description
Technical field
The utility model is related to electric vehicle engineering field, especially a kind of high-low side output can match circuit and including the electricity
The detection device and system on road.
Background technology
Entire car controller is the core control part of entire electric vehicle, it acquires gear signal, accelerator pedal signal, system
After the signal of dynamic pedal signal and other component, corresponding judgement is made, electricity is coordinated in the action of each controller of control lower layer
Power and energy between machine control system, battery management system, charge control system, DC-DC, braking system and energy distribution.
Therefore, entire car controller is in the normally travel of electric vehicle, network management, fault diagnosis filter, the state of vehicle and monitoring
Etc. play a key role.
It is that the detection of vehicle release, driving process is needed to full-vehicle control for the detection device of entire car controller
The feedback signal of device is detected, drives or controls, to ensure the normally travel of vehicle.However, being directed to above-mentioned each signal
Digital quantity, have some using " 1 " effectively, " 0 " in vain, and have some antithesis.
Now common high-low side output circuit is flash output or the output of low side, and also high-low side integrates core in the market
Piece, but higher price just cause the huge increase of cost in large-scale production.
Utility model content
Circuit can be matched the main purpose of the utility model is to provide a kind of output of high-low side and including the detection of the circuit
Apparatus and system is switched over using the same circuit, is provided flash output or the output of low side for external equipment, is facilitated number
Acquisition Circuit designs.
To achieve the above object, high-low side output can include NMOS tube and PMOS tube with circuit, the NMOS tube and PMOS
The grid of pipe is connected to a control terminal；
The source level of the NMOS tube connects feeder ear VCC, the grounded drain of the PMOS tube；
The drain electrode of the NMOS tube and the source level of the PMOS tube are connected to signal output end.
Wherein, further include the current detecting branch in parallel with the signal output end, gone here and there on current detecting branch road
It is associated with a current detection module.
By upper, the size of current in circuit can be detected.
Wherein, further include the voltage detecting branch in parallel with the signal output end.
Wherein, the voltage detecting branch includes：Two resistance of concatenation, the input terminal of first resistor in two resistance
The signal output end is connected, the output end ground connection of second resistance in two resistance；
Voltage detection module is connected between two resistance.
By upper, the voltage swing in circuit can be detected.
Detection device provided herein, which includes above-mentioned high-low side output, can match circuit, further include defeated with the high-low side
The communication module of circuit connection can be matched by going out, and the signal output end that circuit can be matched with high-low side output is connect.
By upper, telecommunication may be implemented, the height useful signal of outside acquisition is exported.
Wherein, the communication module includes at least following one：ZigBee communication module, Wi-Fi communication modules and GSM are logical
Believe module.
By upper, the remote detection terminal of different communication protocol can be adapted to.
Detection device provided herein includes foregoing circuit, further includes that can be connect with circuit with high-low side output
Communication module, with the high-low side output can match circuit control terminal connect.
By upper, telecommunication may be implemented, the height useful signal of outside acquisition is exported.
Wherein, the communication module includes at least following one：ZigBee communication module, Wi-Fi communication modules and GSM are logical
Believe module.
By upper, the remote detection terminal of different communication protocol can be adapted to.
Detecting system provided herein includes above-mentioned detection device, which is characterized in that the detection device difference
Connect entire car controller and host computer.
By upper, the height useful signal of entire car controller is uploaded to host computer and is detected by detection device, in addition described
Host computer can also export control instruction, which is received by the communication module of detection device, and is sent to the height
The output of low side can match circuit, with by the circuit output to entire car controller, to control the on-off action of different subassemblies, to
Realize the closed loop detection of complete set.
Wherein, the signal acquisition terminal of digital collection height compatible circuit uses and the full-vehicle control in the detection device
The interface that device output end matches.
It is possible thereby to realize the quick connection with entire car controller.
Description of the drawings
Fig. 1 is the circuit diagram that high-low side output can match circuit；
Fig. 2 be include high-low side output can match circuit detection device and system principle schematic；
Fig. 3, which show high-low side output, can match the circuit theory schematic diagram of circuit first embodiment；
Fig. 4, which show high-low side output, can match the circuit theory schematic diagram of circuit second embodiment.
Specific implementation mode
Circuit can be matched to high-low side described in the utility model output referring to Fig. 1~Fig. 2 and including the inspection of the circuit
Apparatus and system is surveyed to be described in detail.
As shown in Figure 1, it includes a NMOS tube and a PMOS tube that high-low side output, which can match circuit, the NMOS tube and
The grid G of PMOS tube is connected to a control terminal, between the control terminal and the grid G of NMOS tube and PMOS tube, goes here and there respectively
Join a resistance (R1 and R2).
The source level S connection feeder ear VCC of the NMOS tube, are in series with 3rd resistor R3 in the link circuit.It is described
The drain D of PMOS tube is grounded.
The source level S connection signal output ends OUT of the drain D of the NMOS tube and the PMOS tube.In the PMOS tube
The 4th resistance R4 is in series on the circuit that source level S is connect with signal output end OUT.
When control terminal output is high effective, NMOS tube conducting, is at this time flash output circuit, for providing electricity to external
Source.When control terminal is low effective, PMOS tube conducting, is at this time low side output circuit, for providing ground (GND) to external.
Preferably, further including the current detecting branch in parallel with the signal output end OUT, in the current detecting branch
On be in series with a current detection module, so as to detect the output current of signal output end OUT.
Preferably, further including the voltage detecting branch in parallel with the signal output end OUT, the voltage detecting branch packet
The 5th resistance R5 and the 6th resistance R6 of concatenation are included, the input terminal of the 5th resistance R5 connects the signal output end OUT, institute
State the output end ground connection of the 6th resistance R6.Voltage detection module is connected between the 5th resistance R5 and the 6th resistance R6.Institute
State the voltage V of voltage detection module detectionIt surveys=R6*VOUT/(R5+R6).V in formulaIt surveysIndicate the voltage of voltage detection module detection,
VOUTIndicate the output voltage of signal output end OUT, R5, R6 indicate the resistance value of the 5th resistance R5 and the 6th resistance R6 respectively.
Fig. 2 show the principle schematic of detection device and detecting system, and detecting system includes sequentially connected vehicle control
Device, detection device and host computer processed.The detection device, which includes high-low side output, can match circuit and communication connected to it
Module.
Corresponding, above-described embodiment is as shown in figure 3, high-low side output can match circuit and entire car controller company
It connects.Specifically, the control terminal of the circuit and the output end of entire car controller connect, to receive the expression of entire car controller output
The high effective or low useful signal of different detection limits.The control terminal is used and is connect with what the entire car controller output end matched
Mouthful, it is possible thereby to realize the quick connection with entire car controller.High-low side output can match the signal output end connection communication of circuit
High effective or low useful signal is exported to communication module, then is uploaded to host computer by the communication module by module.
In addition, further include second embodiment as shown in Figure 4, the host computer can also export control instruction and (such as open
Close control instruction), which is received by the communication module of detection device, and being sent to the high-low side output can distribution
Road, with by the circuit output to entire car controller, to control the on-off action of different subassemblies, to realize complete set
Closed loop detects.In this embodiment, the control terminal that high-low side output can match circuit is connect with the communication module, and signal output end connects
Connect entire car controller.
The communication module, which is used to that the high-low side output digital signal that circuit is exported can be matched, is modulated processing,
It exports to long-range host computer, is monitored by host computer.
In the present embodiment, the communication module includes but not limited to following one：ZigBee communication module, Wi-Fi communications
Module and gsm communication module.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (10)
1. a kind of high-low side output can match circuit, which is characterized in that including NMOS tube and PMOS tube, the NMOS tube and PMOS tube
Grid be connected to a control terminal；
The source level of the NMOS tube connects feeder ear VCC, the grounded drain of the PMOS tube；
The drain electrode of the NMOS tube and the source level of the PMOS tube are connected to signal output end.
2. circuit according to claim 1, which is characterized in that further include the current detecting in parallel with the signal output end
Branch is in series with a current detection module on current detecting branch road.
3. circuit according to claim 2, which is characterized in that further include the voltage detecting in parallel with the signal output end
Branch.
4. circuit according to claim 3, which is characterized in that the voltage detecting branch includes：Two resistance of concatenation,
The input terminal of first resistor connects the signal output end, the output end of second resistance in two resistance in two resistance
Ground connection；
Voltage detection module is connected between two resistance.
5. a kind of detection device, which is characterized in that including any circuit of Claims 1 to 4, further include and the high-low side
Output can match the communication module of circuit connection, and the signal output end that circuit can be matched with high-low side output is connect.
6. detection device according to claim 5, which is characterized in that the communication module includes at least following one：
ZigBee communication module, Wi-Fi communication modules and gsm communication module.
7. a kind of detection device, which is characterized in that including any circuit of Claims 1 to 4, further include and the high-low side
Output can match the communication module of circuit connection, and the control terminal that circuit can be matched with high-low side output is connect.
8. detection device according to claim 7, which is characterized in that the communication module includes at least following one：
ZigBee communication module, Wi-Fi communication modules and gsm communication module.
9. a kind of detecting system, which is characterized in that including the detection device described in claim 5 or 7；
The detection device is separately connected entire car controller and host computer.
10. detecting system according to claim 9, which is characterized in that digital collection height is compatible in the detection device
The signal acquisition terminal of circuit uses the interface to match with the entire car controller output end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820168334.3U CN208027164U (en) | 2018-01-31 | 2018-01-31 | High-low side output can match circuit and the detection device including the circuit and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820168334.3U CN208027164U (en) | 2018-01-31 | 2018-01-31 | High-low side output can match circuit and the detection device including the circuit and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208027164U true CN208027164U (en) | 2018-10-30 |
Family
ID=63904182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820168334.3U Expired - Fee Related CN208027164U (en) | 2018-01-31 | 2018-01-31 | High-low side output can match circuit and the detection device including the circuit and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208027164U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091360A (en) * | 2019-05-07 | 2019-08-06 | 珠海市一微半导体有限公司 | A kind of steep cliff detection device, mobile robot and detection control method |
| CN112444722A (en) * | 2019-08-30 | 2021-03-05 | 宁德时代新能源科技股份有限公司 | Detection circuit and detection method of electric control device |
| CN114785338A (en) * | 2022-06-16 | 2022-07-22 | 苏州纳芯微电子股份有限公司 | Digital isolator and transmitting circuit thereof |
| CN112444722B (en) * | 2019-08-30 | 2024-04-16 | 宁德时代新能源科技股份有限公司 | Detection circuit and detection method of electric control device |
-
2018
- 2018-01-31 CN CN201820168334.3U patent/CN208027164U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091360A (en) * | 2019-05-07 | 2019-08-06 | 珠海市一微半导体有限公司 | A kind of steep cliff detection device, mobile robot and detection control method |
| CN110091360B (en) * | 2019-05-07 | 2021-06-01 | 珠海市一微半导体有限公司 | Cliff detection device, mobile robot and detection control method |
| CN112444722A (en) * | 2019-08-30 | 2021-03-05 | 宁德时代新能源科技股份有限公司 | Detection circuit and detection method of electric control device |
| US11867748B2 (en) | 2019-08-30 | 2024-01-09 | Contemporary Amperex Technology Co., Limited | Electrical control device detection circuit, detection method, and electric vehicle |
| CN112444722B (en) * | 2019-08-30 | 2024-04-16 | 宁德时代新能源科技股份有限公司 | Detection circuit and detection method of electric control device |
| CN114785338A (en) * | 2022-06-16 | 2022-07-22 | 苏州纳芯微电子股份有限公司 | Digital isolator and transmitting circuit thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181030 Termination date: 20210131 |
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| CF01 | Termination of patent right due to non-payment of annual fee |