Freescale-semiconductor ColdFire MCF52210 Manual de usuario descargar pdf (Pagina 196)

100

101

General Purpose I/O Module

MCF52211 ColdFire® Integrated Microcontroller Reference Manual, Rev. 2

13-2 Freescale Semiconductor

13.2 Overview

The MCF52211 ports module controls the configuration for the following external pins:

• External bus accesses

• Chip selects

• Debug data

• Processor status

•USB

•I

C serial control

• QSPI

• UART transmit/receive

• 32-bit DMA timers

13.3 Features

The MCF52211 ports includes these distinctive features:

• Control of primary function use on all ports

• Digital I/O support for all ports; registers for:

— Storing output pin data

— Controlling pin data direction

— Reading current pin state

— Setting and clearing output pin data registers

13.4 Signal Descriptions

Refer to Chapter 2, “Signal Descriptions,” for more detailed information on the different signals and pins.

13.5 Memory Map/Register Definition

13.5.1 Ports Memory Map

Table 13-1 summarizes all the registers in the MCF52211 ports address space.

1 2 ... 191 192 193 194 195 196 197 198 199 200 201 ... 575 576

Comentarios a estos manuales

Sin comentarios

Freescale-semiconductor ColdFire MCF52210 Manual de usuario Pagina 196

Comentarios a estos manuales