https://www.overseadia.com/en-US/detail/c8e6358766d356500a6cce3cf04a17b0 The P89LPC936F is a powerful 8-bit microcontroller with an 18 MHz speed, ideal for a variety of applications. With 16KB of program memory and 768 bytes of RAM, this microcontroller provides ample space for your code and data. The built-in I2C connectivity and Brown-Out Detect/Reset peripherals make it easy to interface with other devices. This microcontroller is perfect for use in a wide range of applications, from industrial control systems to consumer electronics.