BUY SC6137A https://www.utsource.net/itm/p/9382793.html

Description: SC6137A is a single-chip, low-power, 8-bit microcontroller with a built-in 8051 core. Features: 8-bit 8051 CPU core Up to 16K bytes of on-chip program memory Up to 1K bytes of on-chip data memory Up to 32 I/O ports Up to three 16-bit timers/counters Up to two UARTs Up to one SPI interface Up to one I2C interface On-chip oscillator and clock circuit Low power consumption QFP package Application: SC6137A is suitable for various applications such as home appliances, automotive, industrial control, consumer electronics, etc. It can be used in applications such as motor control, LED lighting, remote control, temperature control, etc. (For reference only)