The Sharp PC4SD11YXPCH is a 4CH IC processor board designed for use in consumer appliances such as air conditioners, washing machines and other factory automation applications. It features an ARM Cortex-M3 core with a maximum processing speed of 100MHz and 5-channel A/D converter. The board also includes two Motor control outputs, one Serial Peripheral Interface (SPI) general-purpose I/O port, EEPROM memory, an integrated boot ROM and an oscillator circuit. In addition, the board provides a highly reliable and compact design with strong isolation and noise resistance.