Information

MPC8308 PowerQUICC II Pro Processor Reference Manual, Rev. 1
Freescale Semiconductor xvii
Figures
Figure
Number Title
Page
Number
20.3 JTAG Registers and Scan Chains .................................................................................. 20-3
Chapter 21
General Purpose I/O (GPIO)
21.1 Introduction.................................................................................................................... 21-1
21.1.1 Overview.................................................................................................................... 21-1
21.1.2 Features...................................................................................................................... 21-1
21.2 External Signal Description........................................................................................... 21-2
21.2.1 Signals Overview....................................................................................................... 21-2
21.3 Memory Map/Register Definition ................................................................................. 21-2
21.3.1 GPIO Direction Register (GPDIR)............................................................................ 21-3
21.3.2 GPIO Open Drain Register (GPODR)....................................................................... 21-3
21.3.3 GPIO Data Register (GPDAT)................................................................................... 21-4
21.3.4 GPIO Interrupt Event Register (GPIER) ................................................................... 21-4
21.3.5 GPIO Interrupt Mask Register (GPIMR)................................................................... 21-4
21.3.6 GPIO Interrupt Control Register (GPICR)................................................................ 21-5
Appendix A
Complete List of Configuration, Control, and Status Registers
A.1 Local Access Windows................................................................................................... A-1
A.2 System Configuration Registers ..................................................................................... A-2
A.3 Watchdog Timer (WDT)................................................................................................. A-3
A.4 Real Time Clock (RTC).................................................................................................. A-3
A.5 Periodic Interval Timer (PIT) ......................................................................................... A-3
A.6 General Purpose (Global) Timers (GTMs) ..................................................................... A-4
A.7 Integrated Programmable Interrupt Controller (IPIC).................................................... A-5
A.8 System Arbiter ................................................................................................................ A-6
A.9 Reset Configuration ........................................................................................................ A-6
A.10 Clock Configuration ....................................................................................................... A-7
A.11 Power Management Controller (PMC)........................................................................... A-7
A.12 General Purpose I/O (GPIO)........................................................................................... A-8
A.13 DDR Memory Controller................................................................................................ A-8
A.14 I
2
C Controller ................................................................................................................. A-9
A.15 DUART......................................................................................................................... A-10
A.16 Enhanced Local Bus Controller (eLBC)........................................................................A-11
A.17 Serial Peripheral Interface (SPI)................................................................................... A-12
A.18 DMA Controller............................................................................................................ A-13
A.19 PCI Express Controller ................................................................................................. A-14
A.20 Enhanced Three-Speed Ethernet Controllers (eTSECs)............................................... A-21