CN207232693U - A kind of servo motor drive controller with USB interface - Google Patents
A kind of servo motor drive controller with USB interface Download PDFInfo
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- CN207232693U CN207232693U CN201721092572.2U CN201721092572U CN207232693U CN 207232693 U CN207232693 U CN 207232693U CN 201721092572 U CN201721092572 U CN 201721092572U CN 207232693 U CN207232693 U CN 207232693U
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- usb interface
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- servo motor
- motor drive
- control chip
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Abstract
The utility model discloses a kind of servo motor drive controller with USB interface; it includes USB interface U502, the USB interface control chip U501 being controlled to USB interface U502 signals, includes the wave of oscillation with the SPI communications serial ports of USB interface control chip U501 communications, the host computer communicated with SPI communication serial ports, the USB interface control chip U501 and module, power supply control protection module and chip reset judgment module occurs.The utility model can be easily by laptop or mobile phone terminal realization to the parameter setting of drive control device, and communication efficiency is high, and easy to use and cost is relatively low.
Description
【Technical field】
The utility model belongs to drive and control of electric machine technical field, more particularly to a kind of servomotor with USB interface
Drive control device.
【Background technology】
Most of existing motor servo driver is all with display and input function, but they are essentially all to pass through
LED or LCD is shown, realizes that input is set by keyboard, button or touch-screen, but set driving actually using these keys
Very time-consuming during device, operating process is comparatively laborious, inconvenient；Simultaneously because LED figure place showings and the limitation that can show character, right
The display of drive parameter and the display of operation information are very little.Also there is a small amount of driver to be connect with RS232 interface or RS485 at present
Mouthful communicate, be then configured and show by laptop, but many laptops have not all had now
There is such serial communication interface, to use above-mentioned RS232 interface or RS485 interface communications to increase USB RS 232 interfaces
Or the converter of RS485 interfaces, bring inconvenience to use.
Therefore, it is necessary to a kind of new servo motor drive controller with USB interface is provided to solve the above problems.
【Utility model content】
The main purpose of the utility model is that provide a kind of servo motor drive controller with USB interface, Neng Goufang
Just parameter setting to drive control device is realized by laptop or mobile phone terminal, communication efficiency is high, it is easy to use and
Cost is relatively low.
The utility model is achieved through the following technical solutions above-mentioned purpose：A kind of servomotor driving control with USB interface
Device processed, it includes USB interface U502, the USB interface control chip U501 being controlled to USB interface U502 signals, is connect with USB
The SPI communications serial ports of mouth control chip U501 communications, the host computer communicated with SPI communication serial ports, the USB interface
Control chip U501 includes the wave of oscillation and module, power supply control protection module and chip reset judgment module occurs.
Further, the wave of oscillation generation module connects in the USB interface control chip U501 respectively including both ends
The crystal oscillator X501 of XI pins and XOUT pins, the oscillating capacitance C510 being connected with described crystal oscillator X501 one end with
And the oscillating capacitance C511, the oscillating capacitance C510 being connected with the crystal oscillator X501 other ends and the oscillating capacitance
The common connection end grounding connection of C511.
Further, the power supply control protection module includes power input VCC, connects with the power input VCC
Connect and limit the RSTI pins in the USB interface control chip U501 acquisition high level width capacitance C507, with it is described
The resistance R544 of capacitance C507 connections and the decoupling capacitance being connected with the V3 pins in the USB interface control chip U501
The other end grounding connection of C509, the resistance R544 and the decoupling capacitance C509.
Further, a pin in the USB interface U502 is connected with the power input VCC, and is being connected
Divider resistance R540 is provided with route.
Further, the power supply control protection module further includes what the power input VCC power supplys were protected
Filter capacitor C506 and one end of decoupling capacitance C508, the filter capacitor C506 and the decoupling capacitance C508 and the power supply
Input terminal VCC connections and other end grounding connection.
Further, the power input VCC is connected with the VCC pin in the USB interface control chip U501.
Further, the chip reset judgment module includes the light emitting diode being connected with the power input VCC
LED, the other end and the USB of the current-limiting resistance R543, the current-limiting resistance R543 being connected with the Light-emitting diode LED connect
ACT# pins connection in mouth control chip U501.
Further, the INT# leads ends in the USB interface control chip U501 are connected with interrupt requests and input, and
The input terminal is provided with pull down resistor R542.
Further, SPI communication serial ports and the DCK pins in the USB interface control chip U501, DIN pins,
DOUT pins and the connection of CS0 pins.
Further, control panel is further included, the control panel includes display screen, the finger below the display screen
Show the USB port of lamp, the adjustment button module below the indicator light and grafting USB connecting lines.
Compared with prior art, a kind of beneficial effect of the servo motor drive controller with USB interface of the utility model
It is：Host computer and the USB interface in controller are connected using USB interface data connecting line；When in power input
When VCC powers on, power supply first by capacitance C507, resistance R544 produce a high level pulse signal (width is about
USB interface control chip U501 200ms) is given, makes chip reset, then by being configured on the host computer for be provided with driver
Chip parameter, treats that Light-emitting diode LED is lighted, that is, represents chip configuration successful, then chip can communicate serial ports and its by SPI
Connected host computer synchronizes serial communication, so that operation data and operation curve etc. can be checked on host computer.
【Brief description of the drawings】
Fig. 1 is the control principle schematic diagram of the utility model embodiment；
Fig. 2 is one of structure diagram of control panel in the utility model embodiment；
Fig. 3 is the second structural representation of control panel in the utility model embodiment；
Fig. 4 is the third structural representation of control panel in the utility model embodiment.
【Embodiment】
Embodiment：
Refer to Fig. 1, the present embodiment is the servo motor drive controller with USB interface, it include USB interface U502,
USB interface control chip U501, the SPI with USB interface control chip U501 communications being controlled to USB interface U502 signals
Communication serial ports, the host computer communicated with SPI communication serial ports.
USB interface control chip U501 includes wave of oscillation generation module, power supply control protection module, chip reset and judges mould
Block and some metal pins.Title, type and the explanation of the pin are as shown in table 1.
1 USB interface control chip U501 pin explanations of table
The wave of oscillation occurs module and connects XI pins 8 and XOUT in USB interface control chip U501 respectively including both ends
The crystal oscillator X501 of pin 9, the oscillating capacitance C510 and and crystal oscillator being connected with crystal oscillator X501 one end
The common connection end grounding connection of the oscillating capacitance C511, oscillating capacitance C510 and oscillating capacitance C511 of the connection of the X501 other ends.
Crystal oscillator X501 coordinates with oscillating capacitance C510, oscillating capacitance C511 produces stable waveform formation clock signal.
Power supply control protection module includes power input VCC, is connected with power input VCC and limits USB and connects
The capacitance C507 for the high level width that RSTI pins 2 in mouth control chip U501 obtain, the resistance being connected with capacitance C507
The R544 and decoupling capacitance C509 being connected with the V3 pins 4 in USB interface control chip U501.Resistance R544 and decoupling capacitance
The other end grounding connection of C509.Capacitance C507 and resistance R544 together decides on the high level obtained when powering on RSTI pins 2
Width；When power input VCC accesses 3.3V supply voltages, V3 pins 4 are directly connected to exterior VCC input powers；When source is defeated
When entering to hold VCC access 5V supply voltages, V3 pins 4 are directly connected to 0.01uF decoupling capacitance C509, can prevent circuit from passing through power supply
Unwanted oscillation caused by the positive feedback path of formation.
A pin in USB interface U502 is connected with power input VCC, and partial pressure electricity is provided with adapter path
Hinder R540.Power supply control protection module further include the filter capacitor C506 that is protected to power input VCC power supplys and
One end of decoupling capacitance C508, filter capacitor C506 and decoupling capacitance C508 are connected with power input VCC and the other end is grounded
Connection.AC ripple ripple coefficient is reduced by filter capacitor C506 and lifts efficient smooth direct current output, and combines decoupling electricity
Hold C508 and reduce interference of the noise of device generation to power supply, so as to fulfill the protection exported to power supply.Power input VCC with
VCC pin 20 in USB interface control chip U501 connects.
The chip reset judgment module includes and the power input VCC Light-emitting diode LED being connected and light-emitting diodes
The other end of the current-limiting resistance R543 of pipe LED connections, current-limiting resistance R543 and the ACT# pins in USB interface control chip U501
1 connection.After the completion of chip reset, 1 low level output of ACT# pins, Light-emitting diode LED is lighted, then it represents that chip is configured to
Work(.19 output terminal of RST# pins in USB interface control chip U501 is connected with pull down resistor R545, and during reset, RST# draws
Foot 19 output be low level, after the completion of reset, output high level, by observing this leg signal, it can be determined that chip reset into
Whether work(.
INT# leads ends in USB interface control chip U501 are connected with interrupt requests input, and are set in the input terminal
There is pull down resistor R542, avoid false triggering interrupt requests.Host computer in this programme includes the communicating terminals such as PC computers, mobile phone.
SPI communicate DCK pins 13 in serial ports and USB interface control chip U501, DIN pins 17, DOUT pins 15 with
And CS0 pins 10 connect.Never unidirectionally output synchronised clock, DIN pins 17 are used for unidirectional input data, DOUT to DCK pins 13
Pin 15 is used for unidirectional output data, and CS0 pins 10 are used to select equipment.
Fig. 2-Fig. 4 is refer to, servo motor drive controller of the present embodiment with USB interface further includes control panel, institute
Stating control panel includes display screen 1a, the indicator light 1b below display screen 1a, the adjustment button below indicator light 1b
The USB port 1d of module 1c and grafting USB connecting lines.
Servo motor drive controller of the present embodiment with USB interface is connect by installing USB in controller hardware equipment end
Mouthful U502, realizes after then USB interface U502 signals are handled by setting SB interface control chips U501 and is communicated with SPI
The communication of serial ports, the parameter setting function so as to fulfill the host computer with wirelessly or non-wirelessly communication function to drive control device.
USB interface control chip U501 built-in USB pull-up resistors, VD+ pins 5 and VD- pins 6 are directly connected to USB
In interface U502 buses.USB interface control chip U501 built-in chip types power supply electrifying reset circuit.USB interface control chip
The exterior clock signal that 12MHz is provided to XI pins 8 is needed when U501 chips work normally, the clock signal is by USB interface control
Phase inverter built in coremaking piece U501 is coordinated by crystal oscillator X501, oscillating capacitance C510 and oscillating capacitance C511 to be produced
It is raw.USB interface control chip U501 chips support 5V supply voltages or 3.3V supply voltages.When using 5V operating voltages,
The VCC pin 20 of USB interface control chip U501 chips inputs exterior 5V power supplys；When using 3.3V operating voltages, V3 pins 4
It is connected with VCC pin 20, while inputs the 3.3V power supplys of outside, so as to will be connected with USB interface control chip U501
The operating voltage of other circuits is controlled within 3.3V.
The basic operation element of SPI communication serial ports includes：Piece is chosen, piece choosing terminates, position exports, position input.Wherein, piece
Choose and be defined as the output significant level of CS0 pins 10 (low level)；Piece selects end to be defined as the output of CS0 pins 10 as high electricity
It is flat；Position output is defined as when DCK pins 13 are low level, 15 carry-out bit data of DOUT pins, and then DCK pins 13 export height
Level pulse；Position input is defined as when DCK pins 13 are high level, from 17 input bit data of DIN pins.
The data of SPI communication serial ports are output and input in units of byte, and each byte contains 8 positions, and a high position is preceding.SPI
Communication serial ports has often received the byte that host computer (computer or mobile phone etc.) sends over, and just the byte is stored in chip
In the buffering area in portion；Whenever received pre-define a frame data bag (byte length of data frame by configure chip join
Number determines that scope is 8~1023 bytes, and 8 byte transmissions are pressed less than 8 bytes) when, chip is located at data buffering receiving immediately
The data in area, according to the principle of first in first out, are sent out toward slave computer (driver) in a manner of SPI is communicated and connect in units of byte
Received data；Similarly, when every byte for having received slave computer (driver) and having sended over, the byte is just stored in core
In buffering area inside piece；Whenever the frame data bag pre-defined has been received, chip is located at data receiving immediately
The data of buffering area, according to the principle of first in first out, are sent out toward host computer in a manner of USB is communicated and received in units of byte
Data.
The operation principle of servo motor drive controller of the present embodiment with USB interface is：Using USB interface data connection
Line connects host computer and the USB interface in controller；When powering in power input VCC, power supply is logical first
Cross capacitance C507, resistance R544 and produce the pulse signal (width about 200ms) of a high level to USB interface control chip
U501, makes chip reset, then by configuring chip parameter on the host computer for be provided with driver, treats light emitting diode
LED is lighted, that is, represents chip configuration successful, then chip can be communicated the coupled host computer of serial ports by SPI and be synchronized
Serial communication, so that operation data and operation curve etc. can be checked on host computer.
Above-described is only some embodiments of the utility model.For those of ordinary skill in the art,
On the premise of not departing from the utility model and creating design, various modifications and improvements can be made, these belong to this practicality
New protection domain.
Claims (10)
- A kind of 1. servo motor drive controller with USB interface, it is characterised in that：It includes USB interface U502, USB is connect The USB interface control chip U501 and the SPI communications of USB interface control chip U501 communications that mouth U502 signals are controlled go here and there Mouth, the host computer communicated with SPI communication serial ports, the USB interface control chip U501 include the wave of oscillation and mould occur Block, power supply control protection module and chip reset judgment module.
- 2. the servo motor drive controller with USB interface as claimed in claim 1, it is characterised in that：The wave of oscillation hair Raw module includes the crystal oscillator that both ends connect XI pins and XOUT pins in the USB interface control chip U501 respectively X501, the oscillating capacitance C510 being connected with described crystal oscillator X501 one end and with the crystal oscillator X501 other ends The common connection end grounding connection of the oscillating capacitance C511, the oscillating capacitance C510 and the oscillating capacitance C511 of connection.
- 3. the servo motor drive controller with USB interface as claimed in claim 1, it is characterised in that：The power supply control Protection module includes power input VCC, is connected with the power input VCC and limits the USB interface control chip The capacitance C507 for the high level width that RSTI pins in U501 obtain, with the capacitance C507 resistance R544 being connected and with Decoupling the capacitance C509, the resistance R544 of V3 pins connection in the USB interface control chip U501 and decoupling electricity Hold the other end grounding connection of C509.
- 4. the servo motor drive controller with USB interface as claimed in claim 3, it is characterised in that：The USB interface A pin in U502 is connected with the power input VCC, and divider resistance R540 is provided with adapter path.
- 5. the servo motor drive controller with USB interface as claimed in claim 3, it is characterised in that：The power supply control Protection module further includes the filter capacitor C506 protected to the power input VCC power supplys and decoupling capacitance C508, institute State the filter capacitor C506 and decoupling capacitance C508 one end be connected with the power input VCC and the other end ground connection connect Connect.
- 6. the servo motor drive controller with USB interface as claimed in claim 3, it is characterised in that：The power input End VCC is connected with the VCC pin in the USB interface control chip U501.
- 7. the servo motor drive controller with USB interface as claimed in claim 3, it is characterised in that：The chip reset Light-emitting diode LED that judgment module includes being connected with the power input VCC, be connected with the Light-emitting diode LED Current-limiting resistance R543, the other end of the current-limiting resistance R543 connect with the ACT# pins in the USB interface control chip U501 Connect.
- 8. the servo motor drive controller with USB interface as claimed in claim 3, it is characterised in that：The USB interface control INT# leads ends in coremaking piece U501 are connected with interrupt requests input, and the input terminal is provided with pull down resistor R542.
- 9. the servo motor drive controller with USB interface as claimed in claim 3, it is characterised in that：The SPI communications string Mouth is connected with DCK pins, DIN pins, DOUT pins and the CS0 pins in the USB interface control chip U501.
- 10. the servo motor drive controller with USB interface as claimed in claim 3, it is characterised in that：Further include chain of command Plate, the control panel include display screen, the indicator light below the display screen, the adjustment below the indicator light The USB port of button module and grafting USB connecting lines.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721092572.2U CN207232693U (en) | 2017-08-29 | 2017-08-29 | A kind of servo motor drive controller with USB interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721092572.2U CN207232693U (en) | 2017-08-29 | 2017-08-29 | A kind of servo motor drive controller with USB interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207232693U true CN207232693U (en) | 2018-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721092572.2U Active CN207232693U (en) | 2017-08-29 | 2017-08-29 | A kind of servo motor drive controller with USB interface |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111399411A (en) * | 2020-03-25 | 2020-07-10 | 江苏科技大学 | Alternating current servo motor controller adopting USB interface to communicate with PC upper computer and control method |
| CN113157612A (en) * | 2020-01-22 | 2021-07-23 | 海信视像科技股份有限公司 | Interface adapting circuit and display device |
-
2017
- 2017-08-29 CN CN201721092572.2U patent/CN207232693U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113157612A (en) * | 2020-01-22 | 2021-07-23 | 海信视像科技股份有限公司 | Interface adapting circuit and display device |
| CN113157612B (en) * | 2020-01-22 | 2022-12-13 | 海信视像科技股份有限公司 | Interface adapting circuit and display device |
| CN111399411A (en) * | 2020-03-25 | 2020-07-10 | 江苏科技大学 | Alternating current servo motor controller adopting USB interface to communicate with PC upper computer and control method |
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