MC908QY8VPE 데이터 시트보기 (PDF) - Freescale Semiconductor

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MC908QY8VPE

(MC68HC908QxxA) Microcontrollers

Freescale Semiconductor 

1.3 MCU Block Diagram

Figure 1-1 shows the structure of the MC68HC908QB8.

PTA0/TCH0/AD0/KBI0

PTA1/TCH1/AD1/KBI1

PTA2/IRQ/KBI2/TCLK

PTA3/RST/KBI3

PTA4/OSC2/AD2/KBI4

PTA5/OSC1/AD3/KBI5

PTB0/SPSCK/AD4

PTB1/MOSI/AD5

PTB2/MISO/AD6

PTB3/SS/AD7

PTB4/RxD/AD8

PTB5/TxD/AD9

PTB6/TCH2

PTB7/TCH3

M68HC08 CPU

MC68HC908QB8

256 BYTES

USER RAM

MC68HC908QB8

8192 BYTES

USER FLASH

VDD

POWER SUPPLY

VSS

RST, IRQ: Pins have internal pull up device

All port pins have programmable pull up device

PTA[0:5]: Higher current sink and source capability

Figure 1-1. Block Diagram

MCU Block Diagram

CLOCK

GENERATOR

KEYBOARD INTERRUPT

MODULE

SINGLE INTERRUPT

MODULE

AUTO WAKEUP

MODULE

LOW-VOLTAGE

INHIBIT

4-CHANNEL 16-BIT

TIMER MODULE

COP

MODULE

10-CHANNEL

10-BIT ADC

ENHANCED SERIAL

COMMUNICATIONS

INTERFACE MODULE

SERIAL PERIPHERAL

INTERFACE

DEVELOPMENT SUPPORT

MONITOR ROM

BREAK MODULE

MC68HC908QB8 Data Sheet, Rev. 3

Freescale Semiconductor

19

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