Board Hardware

R

Table 2-14shows a block diagram of the FPGA in relation to the SMBus accelerator and the IIC bus.

Note: Either the XC2VP30 or the ALi M1535D+ can master the IIC bus but not simultaneously

U37

Virtex-II Pro

FPGA

XC2VP30

IIC Bus

U15

PCI Bus

ALi

Southbridge

M1535 D+

U27

 

 

SMBUS

 

 

Accelerator

 

 

LTC1694

 

 

U20

 

 

Voltage

 

Temperature

 

 

 

Temp

 

VCC12V_P

Monitor

 

VCC5V

 

 

 

 

VCC2V5

ADDR:

 

VVCC3_PCI

 

 

0x5C

 

VCC1V5

LM87

 

 

U22

 

 

RTClock

 

 

ADDR:

 

 

0xA2

 

 

RTC8566

 

 

U21

 

 

EEPROM

 

 

ADDR:

 

 

0xA0

 

 

24LC64

 

 

P7

 

 

SPD

Note: Located on

EEPROM

DDR DIMM P7

Figure 2-14:SMBus and IIC Block Diagram

ML310 User Guide

www.xilinx.com

51

UG068 (v1.01) August 25, 2004

1-800-255-7778

 

Page 51
Image 51
Xilinx ML310 manual 14SMBus and IIC Block Diagram