User manual

73 AIMB-213 User Manual
Appendix B I/O Pin Assignments
B.3 RS-232 Interface (COM3/4/5/6)
Table B.3: RS-232 Interface (COM3~COM6)
Pin Signal Pin Signal
1DCD_32DSR_3
3RXD_34RTS_3
5 TXD_3 6 CTS_3
7 DTR_3 8 RRI_3
9 GND_3 10 GND_3
11 DCD_4 12 DSR_4
13 RXD_4 14 RTS_4
15 TXD_4 16 CTS_4
17 DTR_4 18 RRI_4
19 GND_4 20 GND_4
21 DCD_5 22 DSR_5
23 RXD_5 24 RTS_5
25 TXD_5 26 CTS_5
27 DTR_5 28 RRI_5
29 GND_5 30 GND_5
31 DCD_6 32 DSR_6
33 RXD_6 34 RTS_6
35 TXD_6 36 CTS_6
37 DTR_6 38 RRI_6
39 GND_6 40 GND_6