[Beijing Xunwei] i.MX6ULL Terminator Linux capacitive touch screen experimental hardware schematic diagram

In this experiment, Xunwei’s 7-inch screen is used as an example, and the FT5426 touch chip is used.

figure 1

According to the schematic diagram, the 7-inch screen uses I2C2, the reset pin of the touch screen is SNVS_TAMPER9, and the interrupt pin is GPIO_9.