MC68HC908AP16CFB datasheet(25/440 Pages) MOTOROLA

25 / 440 page

General Description

MCU Block Diagram

MC68HC908AP Family — Rev. 2.5

Data Sheet

MOTOROLA

•

Master reset pin (with integrated pullup) and power-on reset

•

System protection features

–

Optional computer operating properly (COP) reset, driven by

internal RC oscillator

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Low-voltage detection with optional reset or interrupt

–

Illegal opcode detection with reset

–

Illegal address detection with reset

•

48-pin low quad flat pack (LQFP), 44-pin quad flat pack (QFP),

and 42-pin shrink dual-in-line package (SDIP)

•

Specific features of the MC68HC908AP64 in 42-pin SDIP are:

–

30 general-purpose l/Os only

–

External interrupt on IRQ1 only

Features of the CPU08 include the following:

•

Enhanced HC05 programming model

•

Extensive loop control functions

•

16 addressing modes (eight more than the HC05)

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16-bit Index register and stack pointer

•

Memory-to-memory data transfers

•

Fast 8

× 8 multiply instruction

•

Fast 16/8 divide instruction

•

Binary-coded decimal (BCD) instructions

•

Optimization for controller applications

•

Efficient C language support

1.3 MCU Block Diagram

Figure 1-1 shows the structure of the MC68HC908AP64.

Freescale Semiconductor, Inc.

For More Information On This Product,

Go to: www.freescale.com

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