CN207490693U - A kind of instruction device of stepper motor driver - Google Patents
A kind of instruction device of stepper motor driver Download PDFInfo
- Publication number
- CN207490693U CN207490693U CN201721436807.5U CN201721436807U CN207490693U CN 207490693 U CN207490693 U CN 207490693U CN 201721436807 U CN201721436807 U CN 201721436807U CN 207490693 U CN207490693 U CN 207490693U
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- CN
- China
- Prior art keywords
- circuit
- main control
- light emitting
- emitting diode
- control mcu
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Abstract
The utility model discloses a kind of for showing the instruction device of the stepper motor driver of stepper motor working condition or defect content, including signal input circuit, main control MCU circuit, signal indicating circuit, driving circuit.Signal input circuit output terminal connects main control MCU circuit, signal indicating circuit output terminal connects main control MCU circuit, main control MCU circuit output end connects driving circuit, signal indicating circuit includes a parallel circuit, parallel circuit includes the light emitting diode D1 of cathode connection main control MCU circuit input end, one resistance R1 of anode series connection of light emitting diode D1, the other end connection power output end of resistance R1, parallel circuit further includes the light emitting diode D1 of cathode connection main control MCU circuit input end, one resistance R2 of anode series connection of light emitting diode D2, the other end connection power output end of resistance R2.The utility model timely shows the working condition or defect content of stepper motor by signal indicating circuit, facilitates and is observed and solved the problems, such as.
Description
Technical field
The utility model is related to stepper motor technical field, the instruction more particularly to a kind of stepper motor driver fills
It puts.
Background technology
It is LED light instruction device to apply the state indicating device on stepper motor driver at present, there is single supply indicator light
Or power lights are with trouble light, power lights are lighted when stepper motor driver is powered, when stepper motor driving is broken down
Trouble light is lighted, and such mode can only provide signals to technical staff and simply be judged, it is impossible to explicitly indicate step
Currently either defect content needs technical staff to be further detected or judge to specific operating status to stepper motor driver
It could find the problem of specific, working efficiency greatly reduces in this way.
Utility model content
The purpose of this utility model is to provide a kind of for showing the stepping of stepper motor working condition or defect content
The instruction device of motor driver.
A kind of instruction device of stepper motor driver, including signal input circuit, main control MCU circuit, signal designation electricity
Road, driving circuit.
The signal input circuit output terminal connects the main control MCU circuit, the signal indicating circuit output terminal connection
The main control MCU circuit, the main control MCU circuit output end connect the driving circuit.
Signal indicating circuit includes a parallel circuit, and the parallel circuit includes cathode and connects the main control MCU circuit
Anode one resistance R1 of series connection of the light emitting diode D1, the light emitting diode D1 of input terminal, the other end of the resistance R1
Power output end is connected, the parallel circuit further includes the light emitting diode D1 that cathode connects the main control MCU circuit input end,
The other end connection power output end of anode series connection one resistance R2, the resistance R2 of the light emitting diode D2.
The main control MCU circuit includes chip TMS320F28027.
The cathode of the light emitting diode D1 connects the pin of the chip TMS320F28027, the light emitting diode D2
Cathode connect the pin of the chip TMS320F28027.
The signal input circuit includes supply voltage circuit of sampling input, current of electric circuit of sampling input, pulse letter
Number circuit of sampling input.
The output terminal of the supply voltage circuit of sampling input connects the pin 13 of the chip TMS320F28027, described
The output terminal of current of electric circuit of sampling input connects the pin 14 of the chip TMS320F28027, the pulse signal sampling
The output terminal of input circuit connects the pin 24 of the chip TMS320F28027.
The utility model discloses a kind of instruction device of stepper motor driver, when signal input circuit input signal is given
During main control MCU circuit, main control MCU circuit can export different signals to signal indicating circuit, control according to the signal type given
The lighting of light emitting diode D1 and light emitting diode D2 is extinguished and flashing times, according to light emitting diode D1 and light-emitting diodes
The lighting of pipe D2 is extinguished and flashing times show the different working condition of stepper motor or defect content.
Description of the drawings
Fig. 1 is the circuit structure module diagram of the instruction device of the stepper motor driver of the utility model；
Fig. 2 is the main control MCU circuit and signal indicating circuit of the instruction device of the stepper motor driver of the utility model
Structure diagram.
Specific embodiment
The utility model is further elaborated and illustrated with reference to specific embodiment and Figure of description：Please refer to figure
1, a kind of instruction device of stepper motor driver, including signal input circuit 10, main control MCU circuit 20, signal indicating circuit
30th, driving circuit 40.
10 output terminal of signal input circuit connects the main control MCU circuit 20, and the signal indicating circuit 30 exports
End connects the main control MCU circuit 20, and 20 output terminal of main control MCU circuit connects the driving circuit 40.
Signal indicating circuit 30 includes a parallel circuit, and the parallel circuit includes cathode and connects the main control MCU electricity
Anode one resistance R1 of series connection of the light emitting diode D1, the light emitting diode D1 of 20 input terminal of road, the resistance R1's is another
One end connects power output end, and the parallel circuit further includes luminous two that cathode connects 20 input terminal of main control MCU circuit
The other end connection power output end of anode series connection one resistance R2, the resistance R2 of pole pipe D1, the light emitting diode D2.
The main control MCU circuit 20 includes chip TMS320F28027.
The cathode of the light emitting diode D1 connects the pin 26 of the chip TMS320F28027, the light emitting diode
The cathode of D2 connects the pin 25 of the chip TMS320F28027.
The signal input circuit 10 includes supply voltage circuit of sampling input, current of electric circuit of sampling input, pulse
Signal sampling input circuit.
The output terminal of the supply voltage circuit of sampling input connects the pin 13 of the chip TMS320F28027, described
The output terminal of current of electric circuit of sampling input connects the pin 14 of the chip TMS320F28027, the pulse signal sampling
The output terminal of input circuit connects the pin 24 of the chip TMS320F280270.
When power supply has electricity, the 26th feet of chip TMS320F28027 output low-voltage allows light emitting diode D1 to be always on, and works as core
When the 24th feet of piece TMS320F28027 have detected continuous impulse input, chip TMS320F28027 timer internals 0 are just controlled
Always by 0.5 second time circulation timing, every 0.5 second when, just controls the 26th feet of chip TMS320F28027 to open with closing one
It is secondary, light emitting diode D1 is allowed to be flickered when there is pulse signal input by 0.5 second interval time, as chip TMS320F28027
24 feet just control the 26th foot output low-voltage that light emitting diode D1 holdings is allowed to be always on when continuous impulse input is not detected.
When circuit works normally, the 25th foot output HIGH voltages of chip TMS320F28027 often go out by light emitting diode D2,
Then the input terminal of supply voltage circuit of sampling input that scan round is connect with the 13rd feet of chip TMS320F28027, Yi Jiyu
The input terminal of the current of electric circuit of sampling input of the 14th feet of chip TMS320F28027.
When after scanning to the sampled value conversion of supply voltage circuit of sampling input less than the under-voltage protection value 16V of setting
Remember failure code 1；When after scanning to the sampled value conversion of supply voltage input circuit higher than the high voltage protection value 55V of setting
Remember failure code 2；Higher than the overcurrent protection value of setting after the sampled value conversion of scanning to current of electric circuit of sampling input
Failure code 3 is remembered during 10A；When scanning convert to the 14th foot current of electric sampled value after into 0 when note failure code 4；It detects and works as
Chip TMS320F28027 timer internals 1 is just controlled periodically to terminate just to control by the timing of 0.5 second time during preceding faulty code
The 25th feet of chip TMS320F28027 are opened with closing once, make light emitting diode D2 flickers primary, then according to failure code
Number is come the number that light emitting diode D2 is controlled to flicker, and light emitting diode D2 extinguishes 2 times 0.5 second timing after number,
It then proceedes to recycle state of the current flicker with extinguishing.
When electrical fault, while instruction device carries out signal prompt, chip TMS320F28027 can also be exported
Signal control drive circuit stops motor work, reduces loss.
The utility model discloses a kind of instruction device of stepper motor driver, when signal input circuit input signal is given
During main control MCU circuit, main control MCU circuit can export different signals to signal indicating circuit, control according to the signal type given
The lighting of light emitting diode D1 and light emitting diode D2 is extinguished and flashing times, according to light emitting diode D1 and light-emitting diodes
The lighting of pipe D2 is extinguished and flashing times show the different working condition of stepper motor or defect content.
Finally it should be noted that above example is only to illustrate the technical solution of the utility model rather than to this reality
With the limitation of novel protected range, although being explained in detail with reference to preferred embodiment to the utility model, this field it is general
Lead to it will be appreciated by the skilled person that can be modified or replaced equivalently to the technical solution of the utility model, without departing from this
The spirit and scope of utility model technical solution.
Claims (5)
1. a kind of instruction device for the stepper motor driver for being used to show stepper motor working condition or defect content, feature
It is：Including signal input circuit, main control MCU circuit, signal indicating circuit, driving circuit；The signal input circuit output
End connects the main control MCU circuit, and the signal indicating circuit output terminal connects the main control MCU circuit, the main control MCU electricity
Road output terminal connects the driving circuit；The signal indicating circuit includes a parallel circuit, and the parallel circuit includes negative
Pole connects the light emitting diode of the main control MCU circuit input end（D1）, the light emitting diode（D1）Anode connect one
Resistance（R1）, the resistance（R1）Other end connection power output end, the parallel circuit further includes cathode and connects the master
Control the light emitting diode of MCU circuit input ends（D1）, the light emitting diode（D2）Anode connect a resistance（R2）, it is described
Resistance（R2）The other end connection power output end.
2. the instruction device of stepper motor driver as described in claim 1, it is characterised in that：The main control MCU circuit packet
Include chip TMS320F28027.
3. the instruction device of stepper motor driver as claimed in claim 2, it is characterised in that：The light emitting diode（D1）
Cathode connect the pin of the chip TMS320F28027, the light emitting diode（D2）Cathode connect the chip
The pin of TMS320F28027.
4. the instruction device of stepper motor driver as claimed in claim 2, it is characterised in that：The signal input circuit packet
Include supply voltage circuit of sampling input, current of electric circuit of sampling input, pulse signal sampling input circuit.
5. the instruction device of stepper motor driver as claimed in claim 4, it is characterised in that：The supply voltage sampling is defeated
The output terminal for entering circuit connects the pin of the chip TMS320F28027, the output terminal of the current of electric circuit of sampling input
The pin of the chip TMS320F28027 is connected, the output terminal of the pulse signal sampling input circuit connects the chip
The pin of TMS320F28027.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721436807.5U CN207490693U (en) | 2017-11-01 | 2017-11-01 | A kind of instruction device of stepper motor driver |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721436807.5U CN207490693U (en) | 2017-11-01 | 2017-11-01 | A kind of instruction device of stepper motor driver |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207490693U true CN207490693U (en) | 2018-06-12 |
Family
ID=62478541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721436807.5U Expired - Fee Related CN207490693U (en) | 2017-11-01 | 2017-11-01 | A kind of instruction device of stepper motor driver |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207490693U (en) |
-
2017
- 2017-11-01 CN CN201721436807.5U patent/CN207490693U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Tu Zuxin Inventor after: Liu Xu Inventor before: Tu Zuxin Inventor before: Liu Xu |
|
| CB03 | Change of inventor or designer information | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 Termination date: 20201101 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |