Below are the relevant datasheets and technical documents ("papers") for the GT9xx family: Official Datasheets & Programming Guides GT911 Datasheet : The core 5-point touch controller documentation GT911 Datasheet (Leadtek Display) GT911 PDF (Elecrow) GT911 Programming Guide : Detailed register maps and I2C communication protocols GT911 Programming Guide (Crystalfontz) GT928 Datasheet

Below is a breakdown of helpful information for someone looking into this hardware in 1. Modern Performance & Limitations

The GT9XX1080x600 New is not a marketing gimmick. It is a genuine hardware evolution that solves the decade-old problem of "low resolution capacitive touch" for embedded devices.