3 Enhanced Mid-Range CPU

This family of devices contains an enhanced mid-range 8-bit CPU core. The CPU has 50 instructions. Interrupt capability includes automatic context saving. The hardware stack is 16-level deep and has overflow and underflow Reset capability. Direct, Indirect, and Relative Addressing modes are available. Two File Select Registers (FSR) provide the ability to read program and data memory.

Figure 3-1. Core Data Path Diagram