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BCM91125PCIX

User Manual

07/02/04

B ro a d c o m   C o r p o r a t i o n

Page  

6

Physical Description

Document

91125PCIX-UM100-R

S e c t i o n   3 :   P hy s i c a l   D e s c r i p t i o n

The BCM91125PCIX is implemented in the standard microATX form factor. 

Figure 3

 shows a top view of the

BCM91125PCIX.

Figure 3:  BCM91125PCIX Top View

Содержание BCM91125PCIX

Страница 1: ...USER MANUAL BCM91125PCIX 91125PCIX UM100 R 16215 Alton Parkway P O Box 57013 Irvine CA 92619 7013 Phone 949 450 8700 Fax 949 450 8710 07 02 04 Evaluation Board...

Страница 2: ...in the U S A Broadcom and the pulse logo are registered trademarks of Broadcom Corporation and or its subsidiaries in the United States and certain other countries All other trademarks mentioned are...

Страница 3: ...ar Panel 3 Section 2 Getting Started 4 Section 3 Physical Description 6 Block Diagram 7 Connectors 8 ROM Emulator Pinout 10 LEDs 11 Jumpers Fuses and Battery 13 Switches 16 Acceptable PLL Settings 18...

Страница 4: ...R LIST OF FIGURES Figure 1 BCM91125PCIX Front Panel 3 Figure 2 BCM91125PCIX Rear Panel 3 Figure 3 BCM91125PCIX Top View 6 Figure 4 BCM91125PCIX Block Diagram 7 Figure 5 Connector Callouts 8 Figure 6 L...

Страница 5: ...J76 Settings 14 Table 6 Switch Descriptions 16 Table 7 Acceptable PLL Settings 18 Table 8 Acceptable I O Bridge Settings 19 Table 9 SMBus Peripherals 19 Table 10 Generic Bus Peripherals 19 Table 11 G...

Страница 6: ...BCM91125PCIX User Manual 07 02 04 Broadcom Corporation Page vi Document 91125PCIX UM100 R...

Страница 7: ...m public ITEMS INCLUDED WITH THE SHIPMENT The following items are included with the BCM91125PCIX evaluation board shipment BCM91125PCIX evaluation board in ATX case with power supply and power cable O...

Страница 8: ...t and 64 bit memory models and big and little endian operation There are many parameters configurable at build time that can be used to customize CFE to suit diverse customer requirements On the BCM91...

Страница 9: ...91125PCIX 07 02 04 Broadcom Corporation Document 91125PCIX UM100 R BCM91125PCIX Front Panel Page 3 BCM91125PCIX FRONT PANEL Figure 1 BCM91125PCIX Front Panel BCM91125PCIX REAR PANEL Figure 2 BCM91125P...

Страница 10: ...PLX HT7520 PCI X Tunnel PCI bus 1 slot 1 1 Advanced Micro Devices PLX HT7520 PCI X IOAPIC PCI bus 1 slot 2 0 Advanced Micro Devices PLX HT7520 PCI X Tunnel PCI bus 1 slot 2 1 Advanced Micro Devices P...

Страница 11: ...om Corporation Document 91125PCIX UM100 R Getting Started Page 5 ifconfig eth0 auto c To run a program type the following boot elf tftp_server path_to_software program Note The ifconfig eth0 auto comm...

Страница 12: ...Corporation Page 6 Physical Description Document 91125PCIX UM100 R Section 3 Physical Description The BCM91125PCIX is implemented in the standard microATX form factor Figure 3 shows a top view of the...

Страница 13: ...igure 4 BCM91125PCIX Block Diagram BCM1125H 2 USB Connectors Flash ROM Compact Flash Slot 4 character LED PROM ICE Connector IO_AD 10 100 1000 Ethernet Port EO EO Serial Port S1 S1 RTC SMBus 1 Serial...

Страница 14: ...oration Page 8 Connectors Document 91125PCIX UM100 R CONNECTORS Figure 5 shows the board and identifies connectors numerically For a description of each connector callout compare Figure 5 s number cal...

Страница 15: ...X power connector J22 ATX case power switch connector J38 2 5V supply sense pin1 GND pin2 2 5V J39 1 25V supply sense pin1 GND pin2 1 25V J40 DDR SDRAM DIMM slot 1 CS 2 3 J41 DDR SDRAM DIMM slot 0 CS...

Страница 16: ...l I O signals are 3 3V outputs that are tolerant of 5V inputs Table 2 ROM Emulator Pinout Odd Pin Name Odd Pin Number Even Pin Number Even Pin Name GND 1 2 AD20 3 3 V PWR 3 4 AD19 AD18 5 6 AD16 AD17 7...

Страница 17: ...04 Broadcom Corporation Document 91125PCIX UM100 R LEDs Page 11 LEDS Figure 6 shows the positions of the LEDs numerically Compare Figure 6 s number callouts with a description of each LED in Table 3 o...

Страница 18: ...dicator D8 Green PHY 0 Link 2 indicator D9 Green PHY 1 Slave indicator D10 Green PHY 1 Receive indicator D11 Green PHY 1 Transmit indicator D12 Green PHY 1 Full duplex indicator D13 Green PHY 1 Link 1...

Страница 19: ...umpers Fuses and Battery Page 13 JUMPERS FUSES AND BATTERY Figure 7 shows the positions of the jumpers fuses and battery alpha numerically Compare Figure 7 s alpha numeric callouts with a description...

Страница 20: ...permanently damage the board Table 5 Static Configuration Jumper J76 Settings Odd Pin Name Odd Pin EvenPin Even Pin Name Open Function Closed Function 3 3 V PWR 1 2 CPU clock divider pll_div 0 Open O...

Страница 21: ...n GND 29 30 Cold Reset COLDRES_L Cold Reset inactive Cold Reset active 3 3 V PWR 31 32 IOB0 clock divider iob0_div 3 3 V PWR 33 34 IOB1 clock divider iob1_div Table 5 Static Configuration Jumper J76 S...

Страница 22: ...s number callouts with a description of each switch in Table 6 Figure 8 Switch Callouts Table 6 Switch Descriptions Board ID Function Default SW3 Cold Reset asserted when the button is pressed N A SW5...

Страница 23: ...1 reserved off dip 2 IOB1 clock divider iob1_div off 3 on 2 Depends on BCM1125H speed bin See Table 8 for acceptable settings dip 3 IOB0 clock divider iob0_div off 4 on 3 dip 4 CPU clock divider pll_d...

Страница 24: ...ote The default PLL settings are set according to the speed bin of the BCM1125H part That setting is the maximum clock speed that the chip can attain without failure Table 7 Acceptable PLL Settings SW...

Страница 25: ...setting these values BCM1125H PERIPHERAL DEVICES Table 8 Acceptable I O Bridge Settings CPU Clock MHz IOB0 Divide Ratio IOB1 Divide Ratio 600 650 3 or 4 2 or 3 700 1000 3 or 4 3 Table 9 SMBus Peripher...

Страница 26: ...Input Compact Flash WP Buffer CF_WP_BUF 12 Input Compact Flash CD 1 CF_CD_L1 13 Input Compact Flash CD 2 CF_CD_L2 14 Input Compact Flash VS 1 CF_VS_L1 15 Input Compact Flash VS 2 CF_VS_L2 Table 12 PC...

Страница 27: ...p Select Description Physical Memory Address Size CS0 Boot ROM 0x1FC0_0000 2 MB CS1 Alternate Boot ROM 0x1F80_0000 2 MB CS3 LED Display 0x100A_0000 64 KB CS4 USB Slot 0 0x100B_0000 64 KB CS5 USB Slot...

Страница 28: ...is being provided For other LED message descriptions refer to the Common Firmware Environment CFE Specification document 2 There is no output coming from the serial boot console but the four characte...

Страница 29: ...memory memdvice ic 64to512 devices 24lc128 index htm ST Microelectronics M41T81serial RTC http www st com stonline products families memories rtc nv_t81 htm Infineon SLG2016 four character alphanumer...

Страница 30: ...ication http www hypertransport org doc_specifications htm PCMCIA specification http www pcmcia org pccardstandard htm EJTAG specification http www mips com content Documentation MIPSDocumentation EJT...

Страница 31: ...User Manual BCM91125PCIX 07 02 04 Broadcom Corporation Document 91125PCIX UM100 R Bus Interface Page 25...

Страница 32: ...herein to improve reliability function or design Information furnished by Broadcom Corporation is believed to be accurate and reliable However Broadcom Corporation does not assume any liability arisi...

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