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8 years, 8 months ago.
I want to connect text lcd with stm nucleo, but it doesn't send any power to it.
TextLCD lcd(D1, D2, D3, D4, D5, D6); DigitalOut switchengine(PC_2); DigitalIn pin_up(D13); DigitalIn pin_down(D12); InterruptIn pin_start(PC_13);
Timeout quarter; timeout called every 15min when running int Quarters; selected number of quarters float runtime; currently set runtime interval in quarters float runtimeleft; remaining runtime interval in quarters
1 Answer
8 years, 8 months ago.
Arduino pins D1 and D2 are not connected on regular nucleo boards. They are used for the serial port to the host PC. Try using some other pins instead for the TextLCD. Follow the instructions on the TextLCD page for power, contrast voltage and RW wiring.