src/python/bind.py

   1 import serial, time, sys, re
   2 import argparse
   3 import serials_find
   4 import SerialHelper
   5 import bootloader
   6 from BFinitPassthrough import *
   7
   8 SCRIPT_DEBUG = 0
   9
  10 def send_bind_command(args):
  11     dbg_print("======== SEND BIND COMMAND ========")
  12     s = serial.Serial(port=args.port, baudrate=args.baud,
  13         bytesize=8, parity='N', stopbits=1,
  14         timeout=1, xonxoff=0, rtscts=0)
  15     if args.half_duplex:
  16         BindInitSeq = bootloader.get_bind_seq('GHST', args.type)
  17         dbg_print("  * Using half duplex (GHST)")
  18     else:
  19         BindInitSeq = bootloader.get_bind_seq('CRSF', args.type)
  20         dbg_print("  * Using full duplex (CRSF)")
  21     s.write(BindInitSeq)
  22     s.flush()
  23     time.sleep(.5)
  24     s.close()
  25
  26
  27 if __name__ == '__main__':
  28     parser = argparse.ArgumentParser(
  29         description="Initialize BetaFlight passthrough and send the 'enter bind mode' command")
  30     parser.add_argument("-b", "--baud", type=int, default=420000,
  31         help="Baud rate for passthrough communication")
  32     parser.add_argument("-p", "--port", type=str,
  33         help="Override serial port autodetection and use PORT")
  34     parser.add_argument("-hd", "--half-duplex", action="store_true",
  35         dest="half_duplex", help="Use half duplex mode")
  36     parser.add_argument("-t", "--type", type=str, default="ESP82",
  37         help="Defines flash target type which is sent to target in reboot command")
  38     args = parser.parse_args()
  39
  40     if (args.port == None):
  41         args.port = serials_find.get_serial_port()
  42
  43     try:
  44         bf_passthrough_init(args.port, args.baud)
  45     except PassthroughEnabled as err:
  46         dbg_print(str(err))
  47
  48     send_bind_command(args)