mc68hc908jb8 Freescale Semiconductor, Inc, mc68hc908jb8 Datasheet - Page 7

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mc68hc908jb8

Manufacturer Part Number
mc68hc908jb8
Description
M68hc08 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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Technical Data — MC68HC908JB8•MC68HC08JB8•MC68HC08JT8
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Freescale Semiconductor
1.1
1.2
1.3
1.4
1.5
1.5.1
1.5.2
1.5.3
1.5.4
1.5.5
1.5.6
1.5.7
1.5.8
1.5.9
1.5.10
2.1
2.2
2.3
2.4
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 32
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .39
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
I/O Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
MCU Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30
Monitor ROM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .41
Power Supply Pins (V
Voltage Regulator Out (V
Oscillator Pins (OSC1 and OSC2) . . . . . . . . . . . . . . . . . . . . 35
External Reset Pin (RST) . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
External Interrupt Pins (IRQ, PTE4/D–) . . . . . . . . . . . . . . . . 35
Port A Input/Output (I/O) Pins (PTA7/KBA7–PTA0/KBA0). . 36
Port B (I/O) Pins (PTB7–PTB0) . . . . . . . . . . . . . . . . . . . . . . 36
Port C I/O Pins (PTC7–PTC0) . . . . . . . . . . . . . . . . . . . . . . . 36
Port D I/O Pins (PTD7–PTD0) . . . . . . . . . . . . . . . . . . . . . . . 36
Port E I/O Pins (PTE4/D–, PTE3/D+, PTE2/TCH1,
PTE1/TCH0, PTE0/TCLK). . . . . . . . . . . . . . . . . . . . . . . . 36
Section 1. General Description
Table of Contents
Section 2. Memory Map
DD
, V
REG
SS
) . . . . . . . . . . . . . . . . . . . . . . . 34
) . . . . . . . . . . . . . . . . . . . . . . . 34
Table of Contents
Technical Data
7

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