26-06-2015, 17:47
Hello,
I have the PCF8547 model - when I run the serial monitor, only 0x57, 0x68 and 0x77 addresses are detected.
I checked my cabling from the LCD to the board, nothing wrong. The backlight is on.
Any idea? Thanks!
I have the PCF8547 model - when I run the serial monitor, only 0x57, 0x68 and 0x77 addresses are detected.
I checked my cabling from the LCD to the board, nothing wrong. The backlight is on.
Any idea? Thanks!

