Use HD44780-compatible 16x2 LCD module by Python via Raspberry Pi GPIO - alextwl/lcd1602gpio. Skip to content. Navigation Menu Toggle navigation. Sign in Appearance ... Go to the beginning or the ...

This project is a simple LCD driver for the Raspberry Pi Pico. It is written in C and uses the Pico's GPIO pins to interface with the LCD. init_pins(): This function initializes the GPIO pins that ...

when i needed to do gpio from a phone, i used a pic12 with the world’s simplest demodulator… diode to R / C to NPN. my android app produced uh a binary amplitude-shift keying modulated tone.