proxmark3/tools/btaddon/hc06_factory.py

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#!/usr/bin/env python3
import time
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import sys
try:
import serial
except ModuleNotFoundError:
print("Please install pyserial module first.")
sys.exit(1)
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name = b'PM3_RDV4.0'
pin = b'1234'
role = b'M'
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role = b'S'
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ser = None
baud2id = {
9600:b'4',
19200:b'5',
38400:b'6',
57600:b'7',
115200:b'8',
230400:b'9',
460800:b'A',
921600:b'B',
1382400:b'C'
}
p2c={
serial.PARITY_NONE:b'N',
serial.PARITY_ODD: b'O',
serial.PARITY_EVEN:b'E'
}
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def send(cmd, timeout=1):
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print("<<" + cmd.decode('utf8'))
ser.write(cmd)
out = b''
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wait = timeout
ti = time.perf_counter()
while True:
time.sleep(0.05)
if (ser.in_waiting > 0):
# When receiving data, reset timer and shorten timeout
ti = time.perf_counter()
wait = 0.05
out += ser.read(1)
continue
# We stop either after 1s if no data or 50ms after last data received
if time.perf_counter() - ti > wait:
break
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if out != b'':
print(">>" + out.decode('utf8'))
return out
def usart_bt_testcomm(baudrate, parity):
print("Configuring UART: %i 8%s1" % (baudrate, p2c[parity].decode('utf8')))
global ser
ser = serial.Serial(
port='/dev/ttyUSB0',
baudrate=baudrate,
parity=parity,
stopbits=serial.STOPBITS_ONE,
bytesize=serial.EIGHTBITS
)
ser.isOpen()
resp=send(b'AT')
if resp != b'OK':
ser.close()
return resp == b'OK'
if __name__ == '__main__':
print("WARNING: process only if strictly needed!")
print("This requires HC-06 dongle turned ON and NOT connected!")
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if input("Is the HC-06 dongle LED blinking? (Say 'n' if you want to abort) [y/n] ") != 'y':
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print("Aborting.")
exit(1)
print("\nTrying to detect current settings... Please be patient.")
if not usart_bt_testcomm(115200, serial.PARITY_NONE):
brs = [1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400, 460800, 921600, 1382400]
ps = [ serial.PARITY_NONE, serial.PARITY_ODD, serial.PARITY_EVEN ]
ibr = 0
ip = 0
for p, b in [(i, j) for i in ps for j in brs]:
if usart_bt_testcomm(b, p):
break
else:
print("Sorry, add-on not found. Abort.")
exit(1)
print("Reconfiguring add-on to default settings.")
resp=send(b'AT+VERSION')
# Change name:
resp=send(b'AT+NAME%s' % name)
# Change BT PIN:
resp=send(b'AT+PIN%s' % pin)
# Change BT ROLE:
resp=send(b'AT+ROLE=%s' % role)
# Change BT Parity N:
resp=send(b'AT+PN')
# Change BT 115200:
resp=send(b'AT+BAUD%s' % baud2id[115200])
ser.close()
time.sleep(1)
print("Trying to connect add-on with the new settings.")
ser = serial.Serial(
port='/dev/ttyUSB0',
baudrate=115200,
parity=serial.PARITY_NONE,
stopbits=serial.STOPBITS_ONE,
bytesize=serial.EIGHTBITS
)
ser.isOpen()
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if (send(b'AT', timeout=2) == b'OK'):
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print("HC-06 dongle successfully reset")
else:
print("Lost contact with add-on, please try again")
ser.close()