To build a touch input feature, follow these standard steps: :
: The brain. This is where you tell the chip to sleep, wake up, or enter "HotKnot" mode. gt911 register map
"Buffer Status". If set to 1, the host should read the touch data. After reading, the host write 0 back to this register to clear the flag. (Point 1 Coordinates): To build a touch input feature, follow these
But here is the trap: , and 0x80FF is the Refresh Flag . To build a touch input feature
Next time your touch screen acts up, skip the high-level driver and probe 0x8100 through 0x8177 . You’ll see exactly what the controller sees.