The NuMicro® ML56 series includes rich peripherals to realize thermostat function with touch key. The thermostat reference design can provide environmental temperature sensing, system control using touch keys, and temperature/time information display on LCD.

• Features
  

  -	Supports 9 cm x 6 cm HTN LCD
  -	Supports 13 touch keys
  -	Supports GUI to program touch key sensitivity levels for each channel

• Specifications
  

  ML56 (8-bit, 1T 8051)
  -	Integrated with touch key and LCD controller functions
  -	Touch key controller
  	- IEC 61000-4-6 10 Vrms
  	- High touch sensitivity and high noise immunity
  -	LCD controller
  	- Charge pump voltage range is from 1.8 V to 5.5V
  	- Driver up to 10 cm x 10 cm panel
  	- Low power consumption

• System Block Diagram