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M S-7550 M ainboard
TPM Module Connector: JTPM
This connector connects to a TPM (Trusted Platform Module) module (optional). Please
refer to the TPM security platform manual for more details and usages.
2
1
JTPM
Pin
Signal
Description
1
LCLK
LPC clock
3
LRST#
LPC reset
5
LAD0
LPC address & data pin0
7
LAD1
LPC address & data pin1
9
LAD2
LPC address & data pin2
11
LAD3
LPC address & data pin3
13
LFRAME#
LPC Frame
Serial Port Connector: JCOM 1
This connector is a 16550A high speed communication port that sends/receives 16
bytes FIFOs. You can attach a serial device.
JCOM1
2
1
2-14
14
13
Pin
2
4
6
8
10
12
14
PIN
1
2
3
4
9
5
6
7
8
9
Signal
Description
3V_STB
3V standby power
VCC3
3.3V power
SIRQ
Serial IRQ
VCC5
5V power
KEY
No pin
GND
Ground
GND
Ground
Pin Definition
SIGNAL
DESCRIPTION
DCD
Data Carry Detect
SIN
Serial In or Receive Data
SOUT
Serial Out or Transmit Data
DTR
Data Terminal Ready
GND
Ground
DSR
Data Set Ready
RTS
Request T o Send
CTS
Clear To Send
RI
Ring Indicate
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