Freematics Forum

You will have to modify the Arduino library to make it suitable for multi-line. ~\Arduino\libraries\MultiLCD\R61581.cpp: size_t LCD_R61581::write(uint8_t c) { (....) return 1; } ++ add last line "return 1;" ~Arduino\hardware\arduino\avr\cores\arduino\Print.cpp: size_t Print::println(void) ...