The MB89810A series is a line of single-chip microcontrollers based on the F2MC*-8L CPU core which can operate at low voltage but at high speed. The microcontrollers contain peripheral function such as timer, serial interface, a UART, and an external interrupt. The MB89810A series is applicable to a wide range of applications from welfare products to industrial equipment, including portable devices. *: F2MC stands for FUJITSU Flexible Microcontroller.