mc68hc908jb16 Freescale Semiconductor, Inc, mc68hc908jb16 Datasheet - Page 263

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mc68hc908jb16

Manufacturer Part Number
mc68hc908jb16
Description
M68hc08 Microcontrollers Microcontroller
Manufacturer
Freescale Semiconductor, Inc
Datasheet

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14.1 Contents
14.2 Introduction
MC68HC908JB16
Freescale Semiconductor
Technical Data — MC68HC908JB16
Rev. 1.1
14.2
14.3
14.3.1
14.3.2
14.4
14.4.1
14.4.2
14.5
14.5.1
14.5.2
14.6
14.6.1
14.6.2
14.7
14.7.1
Twenty-one (21) bidirectional input-output (I/O) pins form four parallel
ports. All I/O pins are programmable as inputs or outputs.
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 263
Port A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266
Port C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Port D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Port E . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Port Options . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278
Port A Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 266
Data Direction Register A . . . . . . . . . . . . . . . . . . . . . . . . . 267
Port C Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 269
Data Direction Register C. . . . . . . . . . . . . . . . . . . . . . . . . . 270
Port D Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 272
Data Direction Register D. . . . . . . . . . . . . . . . . . . . . . . . . . 273
Port E Data Register . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Data Direction Register E. . . . . . . . . . . . . . . . . . . . . . . . . . 277
Port Option Control Register . . . . . . . . . . . . . . . . . . . . . . .279
Section 14. Input/Output (I/O) Ports
Input/Output (I/O) Ports
Technical Data
263

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