使用V7RC進行ePy-Lite藍芽控制

電路圖

V7RC程式下載

l   V7RC - Google Play 應用程式 https://play.google.com/store/apps/details?id=com.v7idea.v7rcliteandroidsdkversion&hl=zh_TW

l   在App Store 上的「V7RC」 - Apple https://apps.apple.com/tw/app/v7rc/id1390983964

V7RC-Protocol說明

GitHub https://github.com/v7rc/V7RC-Protocol

micro:bit 與 V7RC智能遙控 Data Protocol https://v7idea.blogspot.com/2019/05/microbit-v7rc-data-protocol.html

範例程式

Blockly

Python - ePy-Lite_BLE_V7RC.py

"""   ePy-Lite_BLE_V7RC.py   """   from machine import Switch  #Get button KEY library from machine import Pin, LED, UART from machine import Timer from machine import I2C import utime import math import ure as re import ssd1306   DEBUG = True DISPLAY = True srt = b'' srv = b'' sr2 = b'' ss8 = b'' led = b'' le2 = b'' fal = b''   ch1 = 1500 ch2 = 1500 ch3 = 1500 ch4 = 1500 KeyADone = None   def V7RC_read():   global srt,srv,sr2,ss8,led,le2,fal     data = ble.readline()   if data != b'':     fal = re.search(r'FAL\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d#', data) # FAL1500150015001500#     srv = re.search(r'SRV\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d#', data) # SRV1500150015001500# -> C1, C2, C3, C4 PWM訊號     srt = re.search(r'SRT\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d#', data) # SRT1500150015001500# -> C1, C2, C3, C4 PWM訊號     sr2 = re.search(r'SR2\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d#', data) # SR21500100018002000# -> C5, C6, C7, C8 PWM訊號     ss8 = re.search(r'SS8\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w#', data) # SS89696969696969669# -> 簡易PWM. 可同時使用8個PWM     led = re.search(r'LED\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w#', data) # LEDFFFAFFFAFFFAFFFA# -> 控制前方的LED     le2 = re.search(r'LE2\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w#', data) # LE2FFFAFFFAFFFAFFFA# -> 控制前方的LE2     return (True)     return (False)   def key_int():   global KeyADone   KeyADone = True   def tick3(timer):   global TimerDone   TimerDone = True   # Start Function if __name__ == '__main__':   ledY = LED('ledy')   ledR = LED('ledr')   ledY.off()   ledR.off()   ledRgb = LED(LED.RGB)     KeyA = Switch('keya')    #Create button A   KeyA.callback(key_int)   KeyADone = False     timer = Timer(3,freq = 10)   timer.callback(tick3)   TimerDone = False     LEDR=bytearray(4)   LEDG=bytearray(4)   LEDB=bytearray(4)   LEDM=bytearray(4)     LE2R=bytearray(4)   LE2G=bytearray(4)   LE2B=bytearray(4)   LE2M=bytearray(4)     SS8M=bytearray(8)     i2c = I2C(0,I2C.MASTER)   if(DISPLAY):     oled=ssd1306.SSD1306_I2C(128, 64, i2c)     try:     ble = UART(1, 115200, timeout=10, read_buf_len=64)   except:     ble.deinit()     ble = UART(1, 115200, timeout=10, read_buf_len=64)     ble.write('!CCMD@')   utime.sleep_ms( 150 )   ble.write('!CCMD@')   utime.sleep_ms( 150 )   ble.write('AT\\r\\n')   utime.sleep_ms( 50 )   print(ble.readline())   ble.write('AT+NAME=?\\r\\n')   utime.sleep_ms(50)   ble.write('AT+MODE_DATA\\r\\n')   print(ble.readline())   print(ble.readline())     while True:     if TimerDone == True:       ledY.toggle()       TimerDone = False       if V7RC_read() == True:       ledR.on()         # SRV1500150015001500# -> C1, C2, C3, C4 PWM訊號       if srv:  # 車輛         if len(srv.group(0)) != 20 :           print(srv)           break         ch1=int(srv.group(0)[3 :7 ])         ch2=int(srv.group(0)[7 :11])         ch3=int(srv.group(0)[11:15])         ch4=int(srv.group(0)[15:19])         if(DEBUG):           print("SRV C1:{},C2:{},C3:{},C4:{},".format(ch1,ch2,ch3,ch4))           if(DISPLAY):           oled.text("SRV C1:" + str(ch1),0,0,1)           oled.text("SRV C2:" + str(ch2),0,10,1)           oled.text("SRV C3:" + str(ch3),0,20,1)           oled.text("SRV C4:" + str(ch4),0,30,1)           oled.show()         # SRT1500150015001500# -> C1, C2, C3, C4 PWM訊號       if srt:  # 坦克         if len(srt.group(0)) != 20 :           print(srt)           break         ch1=int(srt.group(0)[3 :7 ])         ch2=int(srt.group(0)[7 :11])         ch3=int(srt.group(0)[11:15])         ch4=int(srt.group(0)[15:19])         if(DEBUG):           print("SRT C1:{},C2:{},C3:{},C4:{},".format(ch1,ch2,ch3,ch4))           if(DISPLAY):           oled.text("SRT C1:" + str(ch1),0,0,1)           oled.text("SRT C2:" + str(ch2),0,10,1)           oled.text("SRT C3:" + str(ch3),0,20,1)           oled.text("SRT C4:" + str(ch4),0,30,1)           oled.show()         # SR21500100018002000# -> C5, C6, C7, C8 PWM訊號       if sr2:  #         ch5=int(sr2.group(0)[3 :7 ])         ch6=int(sr2.group(0)[7 :11])         ch7=int(sr2.group(0)[11:15])         ch8=int(sr2.group(0)[15:19])         if(DEBUG):           print("SR2 C5:{},C6:{},C7:{},C8:{},".format(ch5,ch6,ch7,ch8))           if(DISPLAY):           oled.text("SR2 C5:" + str(ch5),0,0,1)           oled.text("SR2 C6:" + str(ch6),0,10,1)           oled.text("SR2 C7:" + str(ch7),0,20,1)           oled.text("SR2 C8:" + str(ch8),0,30,1)           oled.show()         # SS89696969696969669# -> 簡易PWM. 可同時使用8個PWM       if ss8:  # 專家/BOT         SS8M[0]=int(ss8.group(0)[3 :5 ],16)         SS8M[1]=int(ss8.group(0)[5 :7 ],16)         SS8M[2]=int(ss8.group(0)[7 :9 ],16)         SS8M[3]=int(ss8.group(0)[9 :11],16)         SS8M[4]=int(ss8.group(0)[11:13],16)         SS8M[5]=int(ss8.group(0)[13:15],16)         SS8M[6]=int(ss8.group(0)[15:17],16)         SS8M[7]=int(ss8.group(0)[17:19],16)         if(DEBUG):           print("SS8:{},{},{},{},{},{},{},{}".format(SS8M[0],SS8M[1],SS8M[2],SS8M[3],SS8M[4],SS8M[5],SS8M[6],SS8M[7])) #         # LEDFFFAFFFAFFFAFFFA# -> 控制前方的LED       if led:         if len(led.group(0)) != 20 :           print(led)           break         LEDstr=str(led.group(0)[3:-1],'utf-8')         LEDR[0]=int(LEDstr[0 ],16)         LEDG[0]=int(LEDstr[1 ],16)         LEDB[0]=int(LEDstr[2 ],16)         LEDM[0]=int(LEDstr[3 ],16)           LEDR[1]=int(LEDstr[4 ],16)         LEDG[1]=int(LEDstr[5 ],16)         LEDB[1]=int(LEDstr[6 ],16)         LEDM[1]=int(LEDstr[7 ],16)           LEDR[2]=int(LEDstr[8 ],16)         LEDG[2]=int(LEDstr[9 ],16)         LEDB[2]=int(LEDstr[10],16)         LEDM[2]=int(LEDstr[11],16)           LEDR[3]=int(LEDstr[12],16)         LEDG[3]=int(LEDstr[13],16)         LEDB[3]=int(LEDstr[14],16)         LEDM[3]=int(LEDstr[15],16)           if(DEBUG):           print("LED1:{},{},{},{},".format(LEDR[0],LEDG[0],LEDB[0],LEDM[0]))           print("LED2:{},{},{},{},".format(LEDR[1],LEDG[1],LEDB[1],LEDM[1]))           print("LED3:{},{},{},{},".format(LEDR[2],LEDG[2],LEDB[2],LEDM[2]))           print("LED4:{},{},{},{},".format(LEDR[3],LEDG[3],LEDB[3],LEDM[3]))           for i in range(4):           ledRgb.rgb_write(int(i+1),LEDR[i]<<4,LEDG[i]<<4,LEDB[i]<<4)         # LE2FFFAFFFAFFFAFFFA#  -> 控制前方的LE2       if le2:         if len(le2.group(0)) != 20 :           print(le2)           break         LE2str=str(le2.group(0)[3:-1],'utf-8')         LE2R[0]=int(LE2str[0 ],16)         LE2G[0]=int(LE2str[1 ],16)         LE2B[0]=int(LE2str[2 ],16)         LE2M[0]=int(LE2str[3 ],16)           LE2R[1]=int(LE2str[4 ],16)         LE2G[1]=int(LE2str[5 ],16)         LE2B[1]=int(LE2str[6 ],16)         LE2M[1]=int(LE2str[7 ],16)           LE2R[2]=int(LE2str[8 ],16)         LE2G[2]=int(LE2str[9 ],16)         LE2B[2]=int(LE2str[10],16)         LE2M[2]=int(LE2str[11],16)           LE2R[3]=int(LE2str[12],16)         LE2G[3]=int(LE2str[13],16)         LE2B[3]=int(LE2str[14],16)         LE2M[3]=int(LE2str[15],16)           if(DEBUG):           print("LE21:{},{},{},{},".format(LE2R[0],LE2G[0],LE2B[0],LE2M[0]))           print("LE22:{},{},{},{},".format(LE2R[1],LE2G[1],LE2B[1],LE2M[1]))           print("LE23:{},{},{},{},".format(LE2R[2],LE2G[2],LE2B[2],LE2M[2]))           print("LE24:{},{},{},{},".format(LE2R[3],LE2G[3],LE2B[3],LE2M[3]))           for i in range(4, 8):           ledRgb.rgb_write(int(i+1),LE2R[i-4]<<4,LE2G[i-4]<<4,LE2B[i-4]<<4)         ledR.off()       if KeyADone == True:      #Press A Key       break     utime.sleep_ms(10)     ble.deinit()   KeyA.callback(None)   timer.callback(None)   timer.deinit()   ledY.off()

 Python - ePy-Lite_BLE_V7RC_Car.py

"""   ePy-Lite_BLE_V7RC_Car.py     ePy-Lite  L9110 H-bridge   -----------------   P10       B-IA   P11       B-IB   GND       VSS   VIN       VCC   P12       A-IA   P13       A-IB """   from machine import Switch  #Get button KEY library from machine import Pin, LED, UART, PWM from machine import Timer,RTC import utime import math import ure as re   DEBUG = True srt = b'' srv = b'' sr2 = b'' ss8 = b'' led = b'' le2 = b'' fal = b''   ch1 = 1500 ch2 = 1500 ch3 = 1500 ch4 = 1500 KeyADone = None   class Motor:     def __init__(self):     self.motorR_pwmA = PWM(Pin.epy.PWM2, freq = 10000, duty = 0)     self.motorR_pwmB = PWM(Pin.epy.PWM3, freq = 10000, duty = 0)     self.motorL_pwmA = PWM(Pin.epy.PWM0, freq = 10000, duty = 0)     self.motorL_pwmB = PWM(Pin.epy.PWM1, freq = 10000, duty = 0)     def forward(self):     self.motorR_pwmA.duty(100)     self.motorR_pwmB.duty(0)     self.motorL_pwmA.duty(100)     self.motorL_pwmB.duty(0)     def turnLeft(self):     self.motorR_pwmA.duty(100)     self.motorR_pwmB.duty(0)     self.motorL_pwmA.duty(50)     self.motorL_pwmB.duty(0)     def turnRight(self):     self.motorR_pwmA.duty(50)     self.motorR_pwmB.duty(0)     self.motorL_pwmA.duty(100)     self.motorL_pwmB.duty(0)     def backward(self):     self.motorR_pwmA.duty(0)     self.motorR_pwmB.duty(100)     self.motorL_pwmA.duty(0)     self.motorL_pwmB.duty(100)     def backLeft(self):     self.motorR_pwmA.duty(0)     self.motorR_pwmB.duty(100)     self.motorL_pwmA.duty(0)     self.motorL_pwmB.duty(50)     def backRight(self):     self.motorR_pwmA.duty(0)     self.motorR_pwmB.duty(50)     self.motorL_pwmA.duty(0)     self.motorL_pwmB.duty(100)     def stop(self):     self.motorR_pwmA.duty(0)     self.motorR_pwmB.duty(0)     self.motorL_pwmA.duty(0)     self.motorL_pwmB.duty(0)   def V7RC_read():   global srt,srv,sr2,ss8,led,le2,fal     data = ble.readline()   if data != b'':     fal = re.search(r'FAL\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d#', data) # FAL1500150015001500#     srv = re.search(r'SRV\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d#', data) # SRV1500150015001500# -> C1, C2, C3, C4 PWM訊號     srt = re.search(r'SRT\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d#', data) # SRT1500150015001500# -> C1, C2, C3, C4 PWM訊號     sr2 = re.search(r'SR2\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d\d#', data) # SR21500100018002000# -> C5, C6, C7, C8 PWM訊號     ss8 = re.search(r'SS8\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w#', data) # SS89696969696969669# -> 簡易PWM. 可同時使用8個PWM     led = re.search(r'LED\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w#', data) # LEDFFFAFFFAFFFAFFFA# -> 控制前方的LED     le2 = re.search(r'LE2\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w\w#', data) # LE2FFFAFFFAFFFAFFFA# -> 控制前方的LE2     return (True)     return (False)   def XY2LR(X, Y):   if Y > 1600:     if X > 1600:       Car.turnRight()     elif X < 1400:       Car.turnLeft()     else:       Car.forward()   elif Y < 1400:     if X > 1600:       Car.backRight()     elif X < 1400:       Car.backLeft()     else:       Car.backward()   else :     Car.stop()   def key_int():   global KeyADone   KeyADone = True   def tick3(timer):   global TimerDone   TimerDone = True   def rtctick(rtctimer):   global TimerDone   TimerDone = True   # Start Function if __name__ == '__main__':   ledY = LED('ledy')   ledR = LED('ledr')   ledG = LED('ledg')   ledY.off()   ledR.off()   ledG.on()   ledRgb = LED(LED.RGB)     KeyA = Switch('keya')    #Create button A   KeyA.callback(key_int)   KeyADone = False     rtc = RTC()   rtc.tickcallback(rtctick)     # timer = Timer(3,freq = 10)   # timer.callback(tick3)   TimerDone = False   Car = Motor()     LEDR=bytearray(4)   LEDG=bytearray(4)   LEDB=bytearray(4)   LEDM=bytearray(4)     LE2R=bytearray(4)   LE2G=bytearray(4)   LE2B=bytearray(4)   LE2M=bytearray(4)     try:     ble = UART(1, 115200, timeout=10, read_buf_len=64)   except:     ble.deinit()     ble = UART(1, 115200, timeout=10, read_buf_len=64)     ble.write('!CCMD@')   utime.sleep_ms( 150 )   ble.write('!CCMD@')   utime.sleep_ms( 150 )   ble.write('AT\\r\\n')   utime.sleep_ms( 50 )   print(ble.readline())   ble.write('AT+NAME=?\\r\\n')   utime.sleep_ms(50)   ble.write('AT+MODE_DATA\\r\\n')   print(ble.readline())   print(ble.readline())     while True:     if TimerDone == True:       # XY2LR(ch1, ch2)       ledY.toggle()       TimerDone = False       if V7RC_read() == True:       ledR.on()         # SRV1500150015001500# -> C1, C2, C3, C4 PWM訊號       if srv:  # 車輛         if len(srv.group(0)) != 20 :           print(srv)           break         ch1=int(srv.group(0)[3 :7 ])         ch2=int(srv.group(0)[7 :11])         ch3=int(srv.group(0)[11:15])         ch4=int(srv.group(0)[15:19])         if(DEBUG):           print("SRV C1:{},C2:{},C3:{},C4:{},".format(ch1,ch2,ch3,ch4))         XY2LR(ch1, ch2)         # SRT1500150015001500# -> C1, C2, C3, C4 PWM訊號       if srt:  # 坦克         if len(srt.group(0)) != 20 :           print(srt)           break         ch1=int(srt.group(0)[3 :7 ])         ch2=int(srt.group(0)[7 :11])         ch3=int(srt.group(0)[11:15])         ch4=int(srt.group(0)[15:19])         if(DEBUG):           print("SRT C1:{},C2:{},C3:{},C4:{},".format(ch1,ch2,ch3,ch4))         XY2LR(ch1, ch2)         # SR21500100018002000# -> C5, C6, C7, C8 PWM訊號       if sr2:  #         ch5=int(sr2.group(0)[3 :7 ])         ch6=int(sr2.group(0)[7 :11])         ch7=int(sr2.group(0)[11:15])         ch8=int(sr2.group(0)[15:19])         if(DEBUG):           print("SR2 C5:{},C6:{},C7:{},C8:{},".format(ch5,ch6,ch7,ch8))         # SS89696969696969669# -> 簡易PWM. 可同時使用8個PWM       if ss8:  # 專家/BOT         SS8M[0]=int(ss8.group(0)[3 :5 ],16)         SS8M[1]=int(ss8.group(0)[5 :7 ],16)         SS8M[2]=int(ss8.group(0)[7 :9 ],16)         SS8M[3]=int(ss8.group(0)[9 :11],16)         SS8M[4]=int(ss8.group(0)[11:13],16)         SS8M[5]=int(ss8.group(0)[13:15],16)         SS8M[6]=int(ss8.group(0)[15:17],16)         SS8M[7]=int(ss8.group(0)[17:19],16)         if(DEBUG):           print("SS8:{},{},{},{},{},{},{},{}".format(SS8M[0],SS8M[1],SS8M[2],SS8M[3],SS8M[4],SS8M[5],SS8M[6],SS8M[7])) #         # LEDFFFAFFFAFFFAFFFA# -> 控制前方的LED       if led:         if len(led.group(0)) != 20 :           print(led)           break         LEDstr=str(led.group(0)[3:-1],'utf-8')         LEDR[0]=int(LEDstr[0 ],16)         LEDG[0]=int(LEDstr[1 ],16)         LEDB[0]=int(LEDstr[2 ],16)         LEDM[0]=int(LEDstr[3 ],16)           LEDR[1]=int(LEDstr[4 ],16)         LEDG[1]=int(LEDstr[5 ],16)         LEDB[1]=int(LEDstr[6 ],16)         LEDM[1]=int(LEDstr[7 ],16)           LEDR[2]=int(LEDstr[8 ],16)         LEDG[2]=int(LEDstr[9 ],16)         LEDB[2]=int(LEDstr[10],16)         LEDM[2]=int(LEDstr[11],16)           LEDR[3]=int(LEDstr[12],16)         LEDG[3]=int(LEDstr[13],16)         LEDB[3]=int(LEDstr[14],16)         LEDM[3]=int(LEDstr[15],16)           if(DEBUG):           print("LED1:{},{},{},{},".format(LEDR[0],LEDG[0],LEDB[0],LEDM[0]))           print("LED2:{},{},{},{},".format(LEDR[1],LEDG[1],LEDB[1],LEDM[1]))           print("LED3:{},{},{},{},".format(LEDR[2],LEDG[2],LEDB[2],LEDM[2]))           print("LED4:{},{},{},{},".format(LEDR[3],LEDG[3],LEDB[3],LEDM[3]))           for i in range(4):           ledRgb.rgb_write(int(i+1),LEDR[i]<<4,LEDG[i]<<4,LEDB[i]<<4)         # LE2FFFAFFFAFFFAFFFA#  -> 控制前方的LE2       if le2:         if len(le2.group(0)) != 20 :           print(le2)           break         LE2str=str(le2.group(0)[3:-1],'utf-8')         LE2R[0]=int(LE2str[0 ],16)         LE2G[0]=int(LE2str[1 ],16)         LE2B[0]=int(LE2str[2 ],16)         LE2M[0]=int(LE2str[3 ],16)           LE2R[1]=int(LE2str[4 ],16)         LE2G[1]=int(LE2str[5 ],16)         LE2B[1]=int(LE2str[6 ],16)         LE2M[1]=int(LE2str[7 ],16)           LE2R[2]=int(LE2str[8 ],16)         LE2G[2]=int(LE2str[9 ],16)         LE2B[2]=int(LE2str[10],16)         LE2M[2]=int(LE2str[11],16)           LE2R[3]=int(LE2str[12],16)         LE2G[3]=int(LE2str[13],16)         LE2B[3]=int(LE2str[14],16)         LE2M[3]=int(LE2str[15],16)           if(DEBUG):           print("LE21:{},{},{},{},".format(LE2R[0],LE2G[0],LE2B[0],LE2M[0]))           print("LE22:{},{},{},{},".format(LE2R[1],LE2G[1],LE2B[1],LE2M[1]))           print("LE23:{},{},{},{},".format(LE2R[2],LE2G[2],LE2B[2],LE2M[2]))           print("LE24:{},{},{},{},".format(LE2R[3],LE2G[3],LE2B[3],LE2M[3]))           for i in range(4, 8):           ledRgb.rgb_write(int(i+1),LE2R[i-4]<<4,LE2G[i-4]<<4,LE2B[i-4]<<4)         ledR.off()       if KeyADone == True:      #Press A Key       break     utime.sleep_ms(100)     ble.deinit()   KeyA.callback(None)   timer.callback(None)   timer.deinit()   ledY.off()

程式執行結果 

SRV (基本PWM控制)

Command:SRV1808182015001500#,Index:0,Length:20 SRV C1:1808,C2:1820,C3:1500,C4:1500,

 

 LED：20 Byte;顯示第一組四個LED燈

Command:LEDFFFA0FFA00FAFF0A#,Index:0,Length:20 LED LED1:15,15,15,10, LED2:0,15,15,10, LED3:0,0,15,10, LED4:15,15,0,10,

 

LE2：20 Byte; 顯示第二組四個LED燈

Command:LE2EFFAF0FA778A076A#,Index:0,Length:20 LE2 LE21:14,15,15,10, LE22:15,0,15,10, LE23:7,7,8,10, LE24:0,7,6,10,

 

V7RC RGB LED

https://www.youtube.com/watch?v=XhoB9F1QR3w