Asus A88XM-PLUS - Manual (Page 34)

1-24 Chapter 1: Product introduction
A88XM-PLUS
A88XM-PLUS Serial port (COM) connector
PIN 1
COM
DCD TXD GND RTS
RI
RXD DTR DSR CTS
10. Serial port connector (10-1 pin COM)
This connector is for a serial (COM) port. Connect the serial port module cable to this
connector, then install the module to a slot opening at the back of the system chassis.
The COM module is purchased separately.
11. TPM connector (20-1 pin TPM)
This connector supports a Trusted Platform Module (TPM) system, which can securely
store keys, digital certificates, passwords and data. A TPM system also helps enhance
network security, protects digital identities, and ensures platform integrity.
A88XM-PLUS
A88XM-PLUS TPM Connector
PIN 1
TPM
PCICLK FRAME PCIRST#
LAD3
+3V
LAD0
SMBSCL
+3VSB
GND
SB_SUS_STAT
GND PWROWN LAD2 LAD1 GND SMBSDA SERIRQ GPIO RESET