Local I2C Buses
Buses
5 - 18
PPC/CPCI-690
Local I2C Buses
The board provides two local I2C buses, the Discovery and the SENTINEL
I2C bus.
Discovery I2C Bus
The Discovery I2C bus provides access to board information memory
devices of the board itself and attached accessories like an RTB or PMC
modules.
This I2C bus can be accessed via:
• IPMI controller and Master write/read command
• JTAG connector
• I2C interface integrated in system controller
Table 22:
On-Board I2C Devices
Device
Type
Size in KByte
Board ID-ROM
24LC128
128
IPMI ID-ROM
24C02
2
Table 23:
Off-Board I2C Devices
Device
Type
Size in KByte
Description
PIB1
Depends on used PMC module
-
PMC 1 information
block
PIB2
Depends on used PMC module
-
PMC 2 information
block
RTB ID-
ROM
24C02
2
-
Содержание PPC/CPCI-690
Страница 1: ...PPC CPCI 690 Reference Guide P N 227356 Revision AC June 2006 ...
Страница 12: ...xii PPC CPCI 690 Battery Exchange Figure 19 Battery Location A 3 Figure 20 Dot Position on BatteryA 4 ...
Страница 16: ...xvi PPC CPCI 690 SRAM Static RAM TPE Twisted Pair Ethernet UART Universal Asynchronous Receiver Transmitter ...
Страница 22: ...xxii PPC CPCI 690 ...
Страница 28: ...xxviii PPC CPCI 690 ...
Страница 35: ...1 Introduction ...
Страница 36: ......
Страница 43: ...2 Installation ...
Страница 44: ......
Страница 46: ...Action Plan Installation 2 4 PPC CPCI 690 ...
Страница 64: ...Board Installation Installation 2 22 PPC CPCI 690 ...
Страница 65: ...3 Controls Indicators and Connectors ...
Страница 66: ......
Страница 75: ...4 PowerBoot ...
Страница 76: ......
Страница 128: ...Command Set PowerBoot 4 54 PPC CPCI 690 ...
Страница 129: ...5 Buses ...
Страница 130: ......
Страница 148: ...Local I2C Buses Buses 5 20 PPC CPCI 690 ...
Страница 149: ...6 Maps and Registers ...
Страница 150: ......
Страница 164: ...Register Maps and Registers 6 16 PPC CPCI 690 ...
Страница 165: ...A Battery Exchange ...
Страница 166: ......
Страница 169: ...B Troubleshooting ...
Страница 170: ......
Страница 176: ...I 2 PPC CPCI 690 ...