User manual

77 AIMB-212 User Manual
Appendix B I/O Pin Assignments
B.3 RS-232 Interface
B.4 RS-232/422/485 Setting Interface (JETCOM2)
Table B.3: RS-232 Interface (COM4~COM6)
Pin Signal Pin Signal
1DCD2DSR
3RXD4RTS
5TXD6CTS
7 DTR 8 RRI
9GND10-
Table B.4: RS-232/422/485 Setting Interface (JETCOM2)
Pin Signal Pin Signal
1 R_SINA 2 RXD485_1
3 R_SINA 4 RXD422_1
5 R_SINA 6 RXD232_1
7DCDA8SOUTA
9 COM1_DCD# 10 COM1_SOUT
11 COM1_TXD485N 12 COM1_RXD485P
13 SINA 14 DTRA
15 COM1_SIN 16 COM1_DTR#
17 COM1_TXD485P 18 COM1_RXD485N