Description: The KA2131 is an 8-bit single-chip microcontroller designed by Samsung Semiconductor. Features: - 8-bit microcontroller - 8K bytes of ROM - 256 bytes of RAM - 8-bit timer/counter - 8-bit A/D converter - Serial I/O port - On-chip oscillator - Low power consumption Applications: The KA2131 is suitable for use in consumer electronics, home appliances, and industrial control applications. It can be used to control a variety of functions such as motor control, data acquisition, and communication.(For reference only)
https://www.utsource.net/itm/p/121670.html