Motorola CPX8216TCPX8216T User Manual
5-42
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Transition/Bridge Modules
5
SM Bus and LM78 Header (J1)
Table 5-24. SM Bus and LM78 Header (J1)Pin
Assignments
Pin
Signal
Mnemonic
Mnemonic
Signal
Description
Description
Pin
Signal
Mnemonic
Mnemonic
Signal
Description
Description
1
OPEN-
Chassis
intrusion
signal
intrusion
signal
2
GND
Ground
3
GND
Ground
4
SMBALERT-
SM bus
interrupt
signal
signal
5
GND
Ground
6
SMBDATA
SM bus data
strobe signal
strobe signal
7
VCC
SM bus
power
power
8
SMBCLK
SM bus
clock signal
clock signal
9
BYPASS
Power
switch
bypass signal
switch
bypass signal
10
VCC
SM bus
power
power
11
BT1-
Board
temperature
interrupt
signal
temperature
interrupt
signal
12
GND
Ground