This Family offers the advantages of all PIC18 microcontrollers–namely, high computational performance at an economical price, with the addition of high-endurance enhanced Flash program memory and a high-speed 10-bit A/D Converter. On top of these features, the PIC18F2331/2431/4331/4431 family introduces design enhancements that make these microcontrollers a logical choice for many high-performance, power control and motor control applications. Special peripherals include: * 14-Bit Resolution Power Control PWM module (PCPWM) with Programmable Dead-Time Insertion * Motion Feedback Module (MFM), including a 3-Channel Input Capture (IC) module and Quadrature Encoder Interface (QEI) * High-Speed 10-Bit A/D Converter (HSADC)