jens
b06ea8e661
git-svn-id: http://moon:8086/svn/projects/HendiControl@157 fda53097-d464-4ada-af97-ba876c37ca34
71 lines
1.1 KiB
Python
71 lines
1.1 KiB
Python
#!/usr/bin/python3
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import time
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import serial
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def reset():
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ser.dtr = True
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ser.rts = False
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time.sleep(0.05)
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ser.dtr = True
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ser.rts = True
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def enter_bootloader():
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ser.dtr = True
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ser.rts = False
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time.sleep(0.05)
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ser.dtr = False
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ser.rts = True
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if __name__ == '__main__':
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ser = serial.Serial ('/dev/ttyUSB0', 9600)
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try:
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ser.open()
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except:
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ser.close()
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ser.open()
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if 0:
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time.sleep(1.0)
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print ("RTS = {}, DTR = {}".format(ser.rts, ser.dtr))
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time.sleep(0.5)
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ser.rts = False
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print ("RTS = {}, DTR = {}".format(ser.rts, ser.dtr))
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time.sleep(0.5)
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ser.dtr = False
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print ("RTS = {}, DTR = {}".format(ser.rts, ser.dtr))
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time.sleep(1.0)
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print("Start firmware update")
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enter_bootloader()
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ser.timeout = 0.100
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ser.readline()
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ser.flushInput()
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with open("hendictrl.srec", 'r') as fp:
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while(True):
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s = fp.readline()
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if s == '':
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break
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data = s.encode()
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# print(data)
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ser.write(data)
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# print(ser.read())
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time.sleep(1.0)
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ser.flushInput()
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print("Start application")
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reset()
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print(ser.readline().decode('utf-8'))
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print(ser.readline().decode('utf-8'))
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ser.close()
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print ("End of program.")
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