MC68HC05P9A Datasheet, PDF (19/158 Pages) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
Contents
Features
Memory
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .19
Memory Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
Input/Output Register Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21
RAM. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
ROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
ROM Security Feature. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .24
Self-Check Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .25
• 2104 Bytes of ROM
– 48 Bytes of Page Zero ROM
– Eight Locations for User Vectors
• 128 Bytes of User RAM
• 240 Selfcheck ROM
5-mc68hc05p9a
MOTOROLA
Memory
19
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