AIMB-258 User Manual 66
B.5 RS-232 Serial Port (COM3 ~ COM6)Table B.5: RS-232 Serial Port (COM23)
Pin Signal Pin Signal
1 COM3_#DCD 2 COM3_#DSR
3 COM3_SIN 4 COM3_#RTS
5 COM3_SOUT 6 COM3_#CTS
7 COM3_#DTR 8 COM3_#RI
9GND 10GND
11 COM4_#DCD 12 COM4_#DSR
13 COM4_SIN 14 COM4_#RTS
15 COM4_SOUT 16 COM4_#CTS
17 COM4_#DTR 18 COM4_#RI
19 GND 20 GND
21 COM5_#DCD 22 COM5_#DSR
23 COM5_SIN 24 COM5_#RTS
25 COM5_SOUT 26 COM5_#CTS
27 COM5_#DTR 28 COM5_#RI
29 GND 30 GND
31 COM6_#DCD 32 COM6_#DSR
33 COM6_SIN 34 COM6_#RTS
35 COM6_SOUT 36 COM6_#CTS
37 COM6_#DTR 38 COM6_#RI
39 GND 40 GND