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Motorola MC68HC908AB32 User Manual

Motorola MC68HC908AB32
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MC68HC908AB32
—
Rev. 1.0 Technical Data
MOTOROLA Table of Contents
5
Technical Data — MC68HC908AB32
Table of Contents
Section 1. General Description
1.1 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
1.2 Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
1.3 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
1.4 MCU Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
1.5 Pin Assignments. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
1.6 Pin Functions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
1.6.1 Power Supply Pins (V
DD
and V
SS
). . . . . . . . . . . . . . . . . . . .34
1.6.2 Oscillator Pins (OSC1 and OSC2) . . . . . . . . . . . . . . . . . . . .35
1.6.3 External Reset Pin (RST
). . . . . . . . . . . . . . . . . . . . . . . . . . .35
1.6.4 External Interrupt Pin (IRQ
) . . . . . . . . . . . . . . . . . . . . . . . . .35
1.6.5 Analog Power Supply Pin (V
DDA
). . . . . . . . . . . . . . . . . . . . .35
1.6.6 Analog Ground Pin (V
SSA
) . . . . . . . . . . . . . . . . . . . . . . . . . .35
1.6.7 Analog Ground Pin (A
VSS
/V
REFL
). . . . . . . . . . . . . . . . . . . . .35
1.6.8 ADC Voltage Reference Pin (V
REFH
) . . . . . . . . . . . . . . . . . .36
1.6.9 Analog Supply Pin (V
DDAREF
) . . . . . . . . . . . . . . . . . . . . . . .36
1.6.10 External Filter Capacitor Pin (CGMXFC) . . . . . . . . . . . . . . .36
1.6.11 Port A Input/Output (I/O) Pins (PTA7–PTA0). . . . . . . . . . . .36
1.6.12 Port B I/O Pins (PTB7/ATD7–PTB0/ATD0) . . . . . . . . . . . . .36
1.6.13 Port C I/O Pins (PTC5–PTC0) . . . . . . . . . . . . . . . . . . . . . . .36
1.6.14 Port D I/O Pins (PTD7–PTD0) . . . . . . . . . . . . . . . . . . . . . . .37
1.6.15 Port E I/O Pins (PTE7/SPSCK–PTE0/TxD) . . . . . . . . . . . . .37
1.6.16 Port F I/O Pins (PTF7–PTF0/TACH2) . . . . . . . . . . . . . . . . .37
1.6.17 Port G I/O Pins (PTG2/KBD2–PTG0/KBD0) . . . . . . . . . . . .37
1.6.18 Port H I/O Pins (PTH1/KBD4–PTH0/KBD3). . . . . . . . . . . . .37
1.7 I/O Pin Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .38
1.8 Signal Name Conventions . . . . . . . . . . . . . . . . . . . . . . . . . . . .40
1.9 Clock Source Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .40

Table of Contents

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Motorola MC68HC908AB32 Specifications

General IconGeneral
BrandMotorola
ModelMC68HC908AB32
CategoryController
LanguageEnglish

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