Debug serial LCD I found this problem, the baud rate is set to 2400, after each reboot the system into a serial output data to 9600 baud, but set the parameters of which is still 2400, so this must be Click again to set the baud rate was normal!
Debug serial LCD I found this problem, the baud rate is set to 2400, after each reboot the system into a serial output data to 9600 baud, but set the parameters of which is still 2400, so this must be Click again to set the baud rate was normal!