Adafruit USB + Serial LCD Backpack Add-On with Cable

Adafruit USB + Serial LCD Backpack Add-On with Cable — Adafruit — 0704256800109

USB or TTL serial backpack for HD44780-compatible character LCDs, allowing control from a PC USB port or a microcontroller UART without bit-banging. Includes cable.

Pinout

Logical pinout · physical placement not verified
ADAFRUIT USB + SERIAL USBGNDVCCRX
  • USB
    Type · USB
  • VCC
    Type · Power
  • GND
    Type · Ground
  • RX
    Type · UART

Start wiring

SPI · I2C · 3.3 V · 3.3 – 5 V · Breakout

Adafruit describes product 398 as a 16x2 RGB backlight LCD using digital pins for LCD control and PWM pins for the backlight; the product…

Module pins: VCC, GND, USB, RX. Schematik maps them to your board in the app.

TFT & LCD

189 other options

16×2 and 20×4 character LCDs (parallel, I2C backpack, Qwiic, Grove), SPI TFTs from 0.71 to 3.5 inches, and large DSI and HDMI capacitive-touch panels up to 13.3 inches.

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