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Am486 ® Microprocessor PCI Customer Development Platform User’s Manual © 1998 by Advanced Micro Devices, Inc. All rights reserved. No part of this publication may be reproduced, stored in a retrieval system, or transmitted in any form orby any means, electronic, mechanical, photocopying, recording, ...
IF YOU HAVE QUESTIONS, WE’RE HERE TO HELP YOU. The AMD customer service network includes U.S. offices, international offices, and a customer training center. Technical assistance is available from the AMD worldwide staff of field application engineers and factory support staff to answer E86™ and Com...
Am486 ® Microprocessor PCI Customer Development Platform iv
Am486 ® Microprocessor PCI Customer Development Platform v Contents About the Customer Development Platform Evaluation Board Features ................................................................................ xiii Am486 ® Microprocessor ............................................................
Am486 ® Microprocessor PCI Customer Development Platform vi Chapter 1 Quick Start Setting Up the PCI CDP .................................................................................... 1-2 Installation Requirements .............................................................................. 1...
Am486 ® Microprocessor PCI Customer Development Platform vii Super I/O (C19) ........................................................................................... 2-28 IDE Hard Drive (L4 and M4)...................................................................... 2-31 Keyboard (O1) .............
Am486 ® Microprocessor PCI Customer Development Platform viii List of Figures Figure 0-1. PCI CDP Overview............................................................................................. xii Figure 2-1. PCI CDP Overview (Same as Figure 0-1) .................................................
Am486 ® Microprocessor PCI Customer Development Platform ix List of Tables Table 0-1. Notational Conventions ................................................................................. xix Table 1-1. Installation Troubleshooting ....................................................................
Am486 ® Microprocessor PCI Customer Development Platform xi About the Customer Development Platform Congratulations on your decision to design with the Am486 ® microprocessor. The Am486 microprocessor PCI customer development platform (CDP) provides a reference design for embedded Am486 microprocess...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual xii Figure 0-1. PCI CDP Overview Am486 ® Microprocessor JTAG PortCPU Logic Analyzer HeadersIn-Circuit Emulator SupportZero-Insertion-Force SocketFan/Heat Sink Included Level-2 Cache 512 KbyteWrite-Back Policy EIP Flash Memory Add...
Am486 ® Microprocessor PCI Customer Development Platform xiii Evaluation Board Features This section describes the following features of the PCI CDP: • Am486® Microprocessor, page xiii• Core Logic Chipset, page xiii• DRAM Main Memory, page xiv• Boot ROM and Flash Memory, page xiv• Onboard L2 Cache, ...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual xiv DRAM Main Memory • 48 Mbyte of 60-ns EDO DRAM installed. • Supports one, two, or three banks of 32- or 36-bit-wide DRAM using industry standard 5-V 72-pin SIMMs. DRAM can be fast page mode (FPM) or extended data out (EDO). • ...
Am486 ® Microprocessor PCI Customer Development Platform xv PC and DOS Compatibility • IDE interface in chipset. • Standard chipset configuration registers, known to BIOS and DOS. • Off-the-shelf PC chipset provides common I/O functions found in a PC: - Two 82C59 interrupt controllers (SMI, NMI, and...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual xvi Onboard 10/100-Mbit/s Ethernet • AMD PCnet ™ -Fast+ Ethernet Controller Chip, Am79C972. • 32-bit PCI bus interface with bus mastering capability. • Integrated 12-Kbyte buffer. • External PHY transceiver for full duplex operat...
Am486 ® Microprocessor PCI Customer Development Platform xvii Customer Development Platform Documentation The Am486 ® Microprocessor PCI Customer Development Platform User’s Manual provides information on the design and function of the development platform. The software shipped with the board is des...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual xviii Suggested Reference Material The following AMD documentation may be of interest to the PCI CDP user. For information on ordering literature, see page iii. • Enhanced Am486 ® DX Microprocessor Family Data Sheet, order #20736...
Am486 ® Microprocessor PCI Customer Development Platform xix Documentation Conventions The Advanced Micro Devices Am486 ® Microprocessor PCI Customer Development Platform User’s Manual uses the conventions shown in Table 0-1 (unless otherwise noted). These same conventions are used in all the E86 fa...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual xx
Am486 ® Microprocessor PCI Customer Development Platform 1-1 Chapter 1 Quick Start This chapter provides information that helps you quickly set up and start using the Am486 ® microprocessor PCI customer development platform (CDP). The PCI CDP is shipped with a BIOS that has been configured specifica...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 1-2 Setting Up the PCI CDP CAUTION: As with all computer equipment, the PCI CDP may be damaged by electrostatic discharge (ESD). Please take proper ESD precautions when handling any board. Warning: Read before using this developm...
Am486 ® Microprocessor PCI Customer Development Platform 1-3 Installation Requirements You need to provide the following items (in addition to the PCI CDP from the kit). Required for all setups: • A VGA-compatible monitor • A PCI- or ISA-bus video card that supports VGA • A cable to connect the moni...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 1-4 Board Installation Note: See Figure 2-2 on page 2-4 for a block diagram of the board. See Figure 2-3 on page 2-5 for a layout diagram of the board, including connector locations referenced in this section. DANGER: Make sure t...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 1-6 Starting from Diskette Use the following steps to start the PCI CDP from a bootable diskette: 1. Make sure you have installed the PCI CDP correctly as described in “Setting Up the PCI CDP” on page 1-2. CAUTION: Failure to ver...
Am486 ® Microprocessor PCI Customer Development Platform 1-7 Starting from an IDE Hard Drive Use the following steps to start up the PCI CDP from an IDE hard drive on which you have preinstalled an operating system (while it was connected to another PC): 1. Make sure you have installed the PCI CDP c...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 1-8 Installation Troubleshooting Table 1-1. Installation Troubleshooting Problem Solution The Port 80h LED readout is blank after I turn on the power supply. Check power supply connectors J2 and J3. The Port 80h LED readout is st...
Am486 ® Microprocessor PCI Customer Development Platform 1-9 I configured the CMOS RAM and saved my settings, but settings are lost the next time I turn on the PCI CDP. Make sure a fresh 3.0-V 20-mm coin cell is installed correctly (“+” side facing up) in the BT1 battery holder at location E12. I do...
Am486 ® Microprocessor PCI Customer Development Platform 2-1 Chapter 2 Board Functional Description The Am486 ® microprocessor PCI customer development platform (CDP) provides a test and development platform for Am486 microprocessor-based designs. Read the following sections to learn more about the ...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 2-2 – IDE Hard Drive (L4 and M4), page 2-31– Keyboard (O1), page 2-31– Mouse (M1), page 2-31– CPU Voltage Adjustment (Q15–Q16), page 2-32– Power Supply Connectors (N2 and P2), page 2-33– Reset and Interrupt Switches and Headers, ...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 2-4 Figure 2-2. PCI CDP Block Diagram Microprocessor Am486 ® ( ZIF Socket ) ALi M1489 Cache, Memory, and PCI Controller ALi M1487 ISA Bridge Controller AMD Am79C972 PCNet Fast + Ethernet PCI Expansion Connector Super I / O Chip F...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 2-6 Jumper Functions Table 2-1 describes the configuration jumpers on the PCI CDP. Table 2-1. Board Jumper Summary Part Signal Description Location in Figure 2-3 on Page 2-5 See App. B Schematicson: For More Info., See: JP2 CPUV ...
Am486 ® Microprocessor PCI Customer Development Platform 2-7 Board Restrictions • Using a PCI chipset with the Am486 microprocessor is a fast and effective way to design a working system, but the system’s features can be limited by the chipset’s capabilities. • The chipset used in the PCI CDP suppor...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 2-10 Figure 2-4. Am486 Microprocessor Block Diagram A31–A2BE3–BE0 ADS, W/R, D/C,M/IO, PCD, PWT, RDY, LOCK, PLOCK, BOFF, A20M, BREQ, HOLD, HLDA,RESET, INTR, NMI, FERR, UP, IGNNE, SMI, SMIACT, SRESET VOLDET V CC , V SS CLK STPCLK C...
Am486 ® Microprocessor PCI Customer Development Platform 2-11 Core Logic Chipset (M8, I13, D15) The PCI CDP uses the Acer Laboratories Inc. FINALi 486 chipset. The chipset consists of two very-large-scale-integration (VLSI) devices that provide bus interface and peripheral functions used in the syst...
Am486 ® Microprocessor PCI Customer Development Platform 2-15 Development Support The PCI CDP includes the following facilities for development support: • JTAG port • CPU-bus and PCI-bus logic analyzer headers • Port 80 and Port 680 hexadecimal displays • TIP board interface These features are descr...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 2-24 Figure 2-6. Typical Memory Map With ISA and EIP Flash Memory 100000h (15 Mbyte) EFFFFFh 000000h (16 Mbyte) FFFFFFh (1 Mbyte) 0FFFFFh F00000h ISA Flash Memory (56 Mbyte) 37FFFFFh DRAM DRAM (48 Mbyte) 2FFFFFFh 1000000h 3000000...
Am486 ® Microprocessor PCI Customer Development Platform 2-33 Power Supply Connectors (N2 and P2) The PCI CDP accepts standard PC-style motherboard power connectors to supply power to the CPU and all onboard components. To ensure proper functionality of the power module, the board’s PC power supply ...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual 2-34 Reset and Interrupt Switches and Headers Three push-button switches are provided so the user can generate RESET, SMI, and NMI events. In addition, a two-pin header is provided for the RESET signal so that an external pushbut...
Am486 ® Microprocessor PCI Customer Development Platform 2-35 Resistor Options The PCI CDP includes a number of resistor populate/depopulate options, which are listed in Table 2-11. Many are used only as manufacturing options, but some may be useful for exploring design options or better emulating a...
Am486 ® Microprocessor PCI Customer Development Platform B-1 Appendix B Bill of Materials and Schematics The bill of materials for the Am486 microprocessor PCI customer development platform (CDP) begins on page B-2. The actual schematics used to build the PCI CDP begin on page B-10.
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual B-2 Board Bill of Materials (BOM) Item Qty. Reference Part Package Description 1 119 C1, BC1, BC2, C3, BC3, C4, BC4, C5, BC5, C6, BC6, C7, BC7, C8, BC8, BC9, BC10, BC11, BC12, BC13, BC14, BC15, BC16, BC17, BC18, BC19, BC20, BC21,...
Am486 ® Microprocessor PCI Customer Development Platform B-5 41 11 P36, P38, P39, P40, P41, P42, P43, P44, P45, P46, P47 HP CONN TH-1X10-SHRD 3M:2520-6003UB or AMP 103308-5 42 1 Q1 MMBT3906 (SOT23) SOT-23 VISHAY MMBT3906 43 2 Q4, Q2 MMBT3904 (SOT23) SOT-23 VISHAY MMBT3904 44 1 Q5 TIP127 TO-220 MOTOR...
Am486 ® Microprocessor PCI Customer Development Platform B-7 75 4 R110, R111, R112, R113 75, 1% 805 RC0805, 1/8 W, ±1%, 50 V 76 3 R114, R115, R117 1.00 K, 1% 805 RC0805, 1/8 W, ±1%, 50 V 77 1 R116 22 K, 1% 805 RC0805, 1/8 W, ±1%, 50 V 78 4 R152, R153, R154, R155 1.5 K 805 RC0805, 1/8 W, ±5%, 50 V 79...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual B-8 95 1 U17 IMI SC464 SSOP28 INTL. MICROCKTS. INC. IMISC464AYB 96 1 U21 M1487 PQFP160 ALi M1487 97 1 U22 DS1685-5 DIP24(0.650”) DALLAS SEMI. DS1685-5 98 2 U24, U82 74F08 SO14 SIGNETICS 74F08D 99 1 U25 Am486 Microprocessor, PGA P...
Am486 ® Microprocessor PCI Customer Development Platform B-9 115 1 U77 74F32 SO14 SIGNETICS 74F032D 116 1 U78 74F06 SO14 SIGNETICS 74F06D 117 1 U79 M5042 PLCC44 ALi M5042 118 1 U81 NM93C66M8 SO8 NATIONAL NM93C66M8 119 1 U83 74F14 SO14 SIGNETICS 74F14D 120 1 U84 74ABT125 SO14 Signetics 74ABT125D 121 ...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual B-10 Schematics The schematics that follow are the actual CAD schematics used to build the PCI CDP. These schematics are useful for understanding and modifying the PCI CDP. Because the development platform is based on a particula...
Am486 ® Microprocessor PCI Customer Development Platform Index-1 Numerics 25-MHz system clock , 2-35 33-MHz system clock , 2-36 A A17, boot address , 2-6, 2-21, A-1 A18, boot address , 2-6, 2-21, A-1 Am486 microprocessor block diagram , 2-10 overview , 2-8 Am486 microprocessor PCI customer developme...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual Index-2 CPUV3 signal , 2-6, A-1 CPUV CC 3 , 2-6, A-1 D debugging monitor , 2-34 support , 2-15 defaults for jumpers and switches , A-1 development support , 2-15 diskette connecting drive , 1-4 starting from , 1-6 DMA controller ...
Am486 ® Microprocessor PCI Customer Development Platform User’s Manual Index-4 N NMI signal , 2-34 nonvolatile data , 2-14 northbridge chip , 2-11 P P36 analyzer header , 2-16 P38 analyzer header , 2-16 P39 analyzer header , 2-16 P40 analyzer header , 2-16 P41 analyzer header , 2-16 P42 analyzer hea...
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