Waveshare 1.9inch 262K Colors 170x320 LCD Display Module for Raspberry Pi Pico, SPI Interface, 23822 Features: 1. Embedded ST7789V2 driver chip, using SPI interface 2. 170x320 resolution, 262K colors, clear and colorful displaying effect 3. SPI interface, minimizes required IO pins, supports controller boards like for Raspberry PiArduinoSTM32 4. Comes with online development resources (examples for Raspberry PiArduinoSTM32) 5. Onboard voltage translator: compatible with 3.3V 5V power Input 6. Onboard SPI control interface: for use with controller boards like for Raspberry Pi Arduino STM32 Specifications: 1. Operating voltage: 3.3V 5V 2. Resolution: 170 x 320 pixels 3. Communication interface: 4-wire SPI 4. Display panel: IPS 5. Driver: ST7789V2 6. Display size: 22.70 × 42.72 mm 7. Pixel size:0.1335 × 0.1335 mm 8. Module size: 27.3 × 51.2mm - BL: Backlight - RST: Reset, low active - DC: DataCommand selection (high for data, low for command) - CS: Chip selection, low active - CLK: SPI clock input - DIN: SPI data input - GND: Ground - VCC: Power (3.3V 5V input)