2Kbytes embedded EEPROM, no need to expanse externally, recording important but non-volatile data;
Operate at low voltage 1.8-3.6V, power consumption decreases to 0.4uA in Halt mode;
Multi-channel chip with peripheral interface, two SPI, one I2C, three USART, 8/16-bit timer and fast and high accuracy D/A、A/D converter.
4X40(320 pixels) LED driving ability, customizing display according to the customer’s needs.