
Application Report
SCPA033 - October 2002
PCI1520 Implementation Guide
Computer Connectivity Solutions
ABSTRACT
This document is provided to assist platform designers using the PCI1520
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| Contents |
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1 | PCI1520 Typical System Implementation | 3 | ||
2 | Power Considerations | 4 | ||
| 2.1 | Internal Voltage Regulator | 4 | |
| 2.2 | Clamping Rails | 4 | |
| 2.3 | Bypass Capacitors | 4 | |
3 | Power Switch Implementation | 5 | ||
4 | PCI Bus Interface | 6 | ||
5 | PC Card Interface | 7 | ||
6 | Miscellaneous Pin Interface | 8 | ||
| 6.1 | Multifunction Terminals | 8 | |
| 6.2 | SPKROUT | 8 | |
| 6.3 | SUSPEND# | 8 | |
7 | Interrupt Configurations | 9 | ||
| 7.1 | Parallel PCI Interrupts Only | 9 | |
| 7.2 | Parallel IRQ and Parallel PCI Interrupts | 9 | |
| 7.3 | Serial IRQ and Parallel PCI Interrupts | 9 | |
| 7.4 | Serial IRQ and Serial PCI Interrupts | 9 | |
8 | Software Considerations | 10 | ||
| 8.1 | EEPROM Configuration | 10 | |
| 8.2 | BIOS Considerations | 11 | |
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| 8.2.1 | PCI Configuration Registers (Standard) | 11 |
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| 8.2.2 | PCI Configuration Registers (TI Extension) | 12 |
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| 8.2.3 | ExCA Compatibility Registers | 12 |
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| 8.2.4 | CardBus Socket Registers | 12 |
9 | Power Management Considerations | 13 | ||
| 9.1 | D3 Wake Information | 13 | |
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| 9.1.1 | GRST# Only Registers | 14 |
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| 9.1.2 | PME# Context Registers | 15 |
| 9.2 | PME#/RI_OUT# Behavior | 15 | |
| 9.3 | CLKRUN# Protocol | 15 | |
| 9.4 | SUSPEND# | 16 | |
10 | Pin Compatibility with Other Devices | 16 | ||
11 | Migration to the PCI1520 from the PCI1420 | 17 | ||
| 11.1 | Hardware and Pin Assignment Changes | 17 | |
| 11.2 | Configuration Register Changes | 18 | |
| 11.3 | Other Functional Differences | 19 | |
12 | Migration to the PCI1420 from the PCI1225 | 20 | ||
| 12.1 | Hardware and Pin Assignment Changes | 20 | |
| 12.2 | Configuration Register Changes | 21 | |
| 12.3 | Other Functional Differences | 21 | |
13 | Reference Schematics | 22 | ||
14 | References | ...................................................................................................................................................................... | 24 |
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