Introduction - If you have any usage issues, please Google them yourself
ADS7846/7843 chip suitable for use in the 4-wire Touchscreen, SPI through standard protocols and CPU communication, simple operation, high accuracy, When the touch screen is pressed (that is, touching incident) ADS7846 to the CPU interrupt request, CPU upon request, should be about responding to delay its request, the purpose of eliminating jitter make more accurate sampling
Packet : 51622417ads7843driver.rar filelist
ADS7843driver.doc