Hardware User's Guide

24 Intel® Integrated RAID Module RMS25PB0x0 and RMS25CB0x0 Hardware User’s Guide
PCI Interface
Intel
®
Integrated RAID Module RMS25PB080 and RMS25PB040 must be installed into a
standard x8 or larger PCI Express* slot that complies with the PCI Express Specification,
Revision 3.0. The controller is PCI Express* 1.0 and 2.0 compatible and is backward-
compatible with x8 or larger slots that are wired with x1, x2, and x4 PCI Express* lanes.
Note: The modules will support PCI Express* Revision 3.0 at post launch.
8 P1V5_BB 1.5V battery power
9 GND Ground
10 P3V3 3.3V power
11 P3V3 3.3V power
12 SMB_CLK_BBU_P3V3 Battery SMBus Clock
13 SMB_DAT_BBU_P3V3 Battery SMBus Data
14 BBU_STB_P3V3 3.3V auxiliary Battery
power
15 BBU_EN_P3V3 Battery Backup Enabled
16 BBU_PFAIL_N Battery Backup Power Fail
17 BBU_STATUS_P3V3 Battery Backup Status
18 RST_PF_PULSE_N Reset
19 FM_SCAP_FAULT Supper cap failure report
20 IRQ_HOST_PFAIL_N Host failure report
21 FM_PDOK_R_N Power Down OK to cache
module
22 USB2_P0_DP USB port0
23 USB2_P0_DN USB port0
24 USB2_P1_DP USB port1
25 USB2_P1_DN USB port1
26 P1V8 1.8V power
27 PWRGD_P1V8 1.8V power good
28 RST_MASK Reset mask
29 PWRGD_SYS System power good
30 BBU_INPLACE2_N BBU plug-in confirmation 2
Pin # Name Description