High-Performance RISC CPU: • Only 33 single-word instructions to learn • All single-cycle instructions except for program branches, which are two-cycle • 12-bit wide instructions • 2-level deep hardware stack • Direct, Indirect and Relative Addressing modes for data and instructions • 8-bit wide data path • 10 Special Function Hardware registers (PIC12F510) • 13 Special Function Hardware registers (PIC16F506) • Operating speed: - DC – 8 MHz Crystal Oscillator (PIC12F510) - DC – 500 ns instruction cycle (PIC12F510) - DC – 20 MHz Crystal Oscillator (PIC16F506) - DC – 200 ns instruction cycle (PIC16F506)