LM8500 Description
The LM8300/8500 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).
LM8500 Key Features
- 2 Supports 4 Wire Resistive Touch Panels
- Low Power Standby Current Typically Less
- Automatic Wake Up and Return to Standby
- 10 bit A/D
- On-chip Touch Screen Current Drivers
- UART Interface
- Controller Configurations are Stored in the
- Touch Pressure can be Measured