IPMI Controller: SMB/IPMI Overview
10006024-04 Katana®752i User’s Manual 11-3
Figure 11-1: IPMB Connections Block Diagram

IPMB (SCL, SDA, PWR)

Katana752i

3

MV64460

IPMI Microcontroller

IPMI
Bootcode
ROM
IPMI
Bootloader
and FRU
ROM
Voltage
Monitor Reset
A-to-D 1
A-to-D 2
A-to-D 3
A-to-D 4
A-to-D 5
A-to-D 6 5 V
3.3 V
2.5 V
1.8 V (optional)
CPU Core
GPIO[0:23]
1.25V
Timer Out
IPMI_OUT
IPMI Power
I2C #2
Temp
Sensor
Temp
Sensor
ipmi_rst*
I2C #1
MV1_port_sel