2 overview, 3 features, 4 signal descriptions – Freescale Semiconductor ColdFire MCF52210 User Manual
Page 196: 5 memory map/register definition, 1 ports memory map, 2 overview -2 13.3 features -2, 1 ports memory map -2
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
2
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
summarizes all the registers in the MCF52211 ports address space.