Posted in Arduino Hacks, Video Hacks Tagged arduino mega, latch, lcd, level converter, tft ← A Video Game With Custom LCD Characters A Keygen For The Rigol 2000-series Scopes → ...

With the Arduino handling the data, the old LCD still needed a -5 V supply for contrast and an RC filter to smooth out the PWM signal [Stephen] is using to adjust the viewing angle.

Arduino_Mega_Ultrasonic_LCD_Distance_Indicator This uses Arduino MEGA connected to a Ultrasonic sensor and and I2C LCD screen to display distance from the sensor This code will check distance and ...