Motorola 68HC12 Pin Assignments for Adapt9S12DP256 MCU Module MC9S12DP256 Manual: Contains memory map, information about registers, I/O functions, etc. CPU 12 Reference Manual: Contains instruction set and other important information necessary for programming the HC12 Electronics Shop Micro Training/Loaner Board Header Layout   Microchip PIC Pin Assignments for PIC 16F877 / 18F452 Target Board