Generally uses I²C for touch data (SDA, SCL pins) and HDMI or DSI for video.
For most Linux-based systems, you need to ensure the goodix driver is loaded. In your config.txt (for Raspberry Pi), you might need to add a line like: dtoverlay=goodix,interrupt=17,reset=27 (Note: GPIO pins for Interrupt and Reset vary by hardware manufacturer.) 2. Android Systems gt9xx1024x600
The Goodix GT9XX series (predominantly GT911) is a capacitive touch controller IC widely used in industrial, automotive, and consumer displays. For the resolution (common in 7-inch, 9.7-inch, and 10.1-inch panels), the GT911 supports up to 5 simultaneous touches, excellent signal-to-noise ratio (SNR), and auto-calibration. This report details the configuration parameters, I2C protocol, and firmware tuning required for optimal performance on this specific resolution. Generally uses I²C for touch data (SDA, SCL
"gt9xx1024x600" refers to a configuration for the Goodix GT9xx series "gt9xx1024x600" refers to a configuration for the Goodix
Host (MCU/SoC) GT911 (on FPC) ------------ -------------- SCL (I2C) <------> SCL SDA (I2C) <------> SDA GPIO (INT) <------> INT (active high/low) GPIO (RST) <------> RST (reset) 3.3V -------> VDD GND -------> GND