def main():
global Unreaded
LCM.lcd_init()
LCM.lcd_string(1, "Welcome LEGOMail")
LCM.lcd_string(2, "")
mail = Thread(target=check_msg, args=())
mail.setDaemon(True)
mail.start()
# start the bttom monitor
GPIO.setup(BtnGPIO, GPIO.IN, pull_up_down=GPIO.PUD_UP)
while True:
try:
GPIO.wait_for_edge(BtnGPIO, GPIO.FALLING) # waiting for falling edge interrupt
subprocess.call(["aplay", VoiceMsg_path]) # play the received msg
LCM.lcd_string(1, "Wait for Msg")
if Unreaded:
Unreaded = False
LCM.lcd_string(2, "Play old Msg")
except KeyboardInterrupt:
GPIO.remove_event_detect(BtnGPIO)
GPIO.cleanup()
print "main terminate"
