The GT911 is a popular capacitive touch controller chip used in a wide range of applications, from smartphones and tablets to industrial control systems and automotive infotainment systems. One of the key aspects of working with the GT911 is understanding its register map, which is essential for configuring and controlling the chip's various functions. In this article, we will provide a detailed overview of the GT911 register map, including its structure, contents, and applications.
| Offset | Field | Typical value | |--------|-------|----------------| | 0x8048 - 0x804D | X/Y resolution | Depends on display | | 0x8060 | Touch threshold | 0x46 (70 raw) | | 0x8061 | Filter coefficient | 0x05 | | 0x807C | I2C watchdog | 0x09 (9 sec) | gt911 register map
Need the full 200+ register guide? Download the (Goodix official). The GT911 is a popular capacitive touch controller
If you are developing for specific platforms, these verified libraries and guides can save hours of debugging: 3. Register Map | Offset | Field | Typical value |
Here are some key registers and their functions: