The PIC16F18456-I/SS is an 8-bit microcontroller manufactured by Microchip that is designed for advanced applications. It has 28KB of Flash program memory, 2KB of RAM, and a wide range of peripherals, including two Pulse-Width Modulation channels (PWMs), a 10-bit Digital to Analog Converter (DAC), a 12-bit Analog to Digital Converter (ADC), a Clock and Waveform Generator (CWG), an Enhanced USART, and two Serial Peripheral Interface (SPI) / Inter-Integrated Circuit (I2C) buses. The PIC16F18456-I/SS is ideal for applications requiring analog and digital peripherals and the flexibility of Serial Interfaces, making it suitable for smart device applications.