LM8400 Description
The LM8300/8400/8500 is a 4-wire resistive touch screen controller. The controller samples and drives the touch screen without the need of any external hardware. The built in 10-bit A/D provides a maximum of 500 coordinate pairs per second (cpps).
LM8400 Key Features
- no external driver required n UART interface
LM8400 Applications
- This pin is available in the LM8500. It is unused in the LM8300/LM8400