Intel RS2WG160 Hardware User Guide - Page 29

BBU Connector Pin-out

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BBU Connector Pin-out Table 3. BBU Connector Pin-out Pin # 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Name P12V GND BATT_PRSNT GND P1V8 GND P3V3 GND VBB_DDR_MEM GND P3V3_STBY GND SCL GND SDA PFAIL_L GND BBE BBSTROBE BBSTATUS Description 12V Power Ground Battery Present Ground 1.8V Power Ground 3.3V Power Ground DDR/DDRII Power Ground 3.3V auxiliary power Ground I2C Clock Ground I2C Data Power Fail Ground Battery Backup Enabled Battery Backup Strobe Battery Backup Status I2C Connector Pin-Out Table 4. I2C Connector Pin-Out Pin Number 1 2 3 Description SMB_SAS_SES_SDA GND SMB_SAS_SES_SCL Intel® RAID Controller RS2WG160 Hardware User's Guide 19

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Intel® RAID Controller RS2WG160 Hardware User’s Guide
19
BBU Connector Pin-out
Table 3. BBU Connector Pin-out
I2C Connector Pin-Out
Table 4. I2C Connector Pin-Out
Pin #
Name
Description
1
P12V
12V Power
2
GND
Ground
3
BATT_PRSNT
Battery Present
4
GND
Ground
5
P1V8
1.8V Power
6
GND
Ground
7
P3V3
3.3V Power
8
GND
Ground
9
VBB_DDR_MEM
DDR/DDRII Power
10
GND
Ground
11
P3V3_STBY
3.3V auxiliary power
12
GND
Ground
13
SCL
I2C Clock
14
GND
Ground
15
SDA
I2C Data
16
PFAIL_L
Power Fail
17
GND
Ground
18
BBE
Battery Backup Enabled
19
BBSTROBE
Battery Backup Strobe
20
BBSTATUS
Battery Backup Status
Pin Number
Description
1
SMB_SAS_SES_SDA
2
GND
3
SMB_SAS_SES_SCL