
87 ASMB-922I User Manual
Appendix B I/O Pin Assignments
B.3 RS-232 Interface (COM2)
B.4 PS/2 Keyboard and Mouse Connector (KBMS1)
Table B.3: RS-232 Interface (COM2)
Pin Signal
1 DCD
2RXD
3TXD
4DTR
5GND
6DSR
7RTS
8CTS
9RI
Table B.4: Keyboard and Mouse Connector (KBMS1)
Pin Signal
1 KB DATA
2N/C
3GND
4 KB VCC
5 KB CLK
6 N/C
7 M_DATA
8 N/C
9 GND
10 M_VCC
11 M_CLK
12 N/C
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