Gt911 Register Map 2021 Jun 2026

Each touch point uses (TrackID + coordinates + size)

The GT911 features a strict safety check. If you write new configuration data, you must calculate and write a checksum, followed by a refresh flag, otherwise the chip reverts to its previous state. gt911 register map

Commonly 0x5D or 0x14 , depending on how the INT pin is pulled during reset. Each touch point uses (TrackID + coordinates +