Description 1.28″ Round LCD Display Module with embedded GC9A01 driver, using SPI bus Comes supported by ESP32 variants, Raspberry Pi, Arduino, STM32 MCUs. Technical Specifications Display Size: 1.28 inch Resolution: 240 (h)x240 (v) resolution, 65K RGB Colors Dot Pitch: 0.135 (h) x 0.135 (v) Active Area: 32.4mm Color Arrangement: RGB Vertical stripe Interface : SPI digital interface Driver IC GC9A01 Luminance: 400 (typ) cd/m2 Viewing Direction: All view – O’Clock Backlight: 2 white LED parallel IO Level: 3.3V Operating Voltage: 2.65V ~ 3.3V Max Operating Current: ~40mA On board Regulator: None Operating Temp: -20C ~ 70C Storage Temp: -30C ~ 80C Mounting Holes : Yes Module Size: 45.5 (H) X 48 (V) X 11.5 (D) mm Current draw: Need to check Pinouts VCC Power GND Ground DIN SPI data input CLK SPI clock input CS Chip selection, low active DC Data/Command selection (high for data, low for command) RST Reset, low active BL Backlight [!]Warnings The I/O of the Display Module is 3.3v voltage , so you should not directly connect it to the 5v voltage I/O. IO level translator or series limiting resistors should be used. Documents and Downloads Display Driver GC9A01 Datasheet GC9A01 Library for Arduino Youtube video Using the GC9A01 1.28″ Color TFT Display Package Includes 1x Round Watch 240×240 1.28-inch Display Module – GC9A01A (Tested / QC-OK)
