MC68908GZ8MFJE Datasheet, PDF (309/314 Pages) Freescale Semiconductor, Inc – Microcontrollers

Appendix A
MC68HC908GZ8
A.1 Introduction
The MC68HC908GZ8 is a member of the low-cost, high-performance M68HC08 Family of 8-bit
microcontroller units (MCUs). All MCUs in the family use the enhanced M68HC08 central processor unit
(CPU08) and are available with a variety of modules, memory sizes and types, and package types.
The information contained in this document pertains to the MC68HC908GZ8 with the exceptions shown
in this appendix.
A.2 Block Diagram
See Figure A-1.
A.3 Memory
The MC68HC908GZ8 can address 8 Kbytes of memory space. The memory map, shown in Figure A-2,
includes:
• 8 Kbytes of user FLASH memory
• 1024 bytes of random-access memory (RAM)
• 406 bytes of FLASH programming routines read-only memory (ROM)
• 44 bytes of user-defined vectors
• 350 bytes of monitor ROM
MC68HC908GZ16 • MC68HC908GZ8 Data Sheet, Rev. 4
Freescale Semiconductor
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