Microcontrollers Data Sheet

Advance Information MC68HC(7)08KH12 — Rev. 1.1
52 Freescale Semiconductor
6.3 Features
Features of the CPU include the following:
• Full Upward, Object-Code Compatibility with M68HC05 Family
• 16-Bit Stack Pointer with Stack Manipulation Instructions
• 16-Bit Index Register with X-Register Manipulation Instructions
• 8-MHz CPU Internal Bus Frequency
• 64-Kbyte Program/Data Memory Space
• 16 Addressing Modes
• Memory-to-Memory Data Moves Without Using Accumulator
• Fast 8-Bit by 8-Bit Multiply and 16-Bit by 8-Bit Divide Instructions
• Enhanced Binary-Coded Decimal (BCD) Data Handling
• Modular Architecture with Expandable Internal Bus Definition for
Extension of Addressing Range Beyond 64 Kbytes
• Low-Power Stop and Wait Modes
6.4 CPU Registers
Figure 6-1 shows the five CPU registers. CPU registers are not part of
the memory map.