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MC908AB32CFUE Datasheet, PDF (31/392 Pages) Freescale Semiconductor, Inc – Microcontrollers | |||
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General Description
⢠51 general-purpose input/output (I/O) pins:
â 30 shared-function I/O pins
â 5-bit keyboard wakeup port
â Selectable pullups on inputs on port D and port F
⢠System protection features
â Optional computer operating properly (COP) reset
â Low-voltage detection with optional reset
â Illegal opcode detection with optional reset
â Illegal address detection with optional reset
⢠64-pin quad flat pack (QFP)
Features of the CPU08 include the following:
⢠Enhanced HC05 programming model
⢠Extensive loop control functions
⢠16 addressing modes (eight more than the HC05)
⢠16-bit Index register and stack pointer
⢠Memory-to-memory data transfers
⢠Fast 8 à 8 multiply instruction
⢠Fast 16/8 divide instruction
⢠Binary-coded decimal (BCD) instructions
⢠Optimization for controller applications
⢠Efficient C language support
1.4 MCU Block Diagram
Figure 1-1 shows the structure of the MC68HC908AB32.
MC68HC908AB32 â Rev. 1.1
Freescale Semiconductor
General Description
Technical Data
31
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