Owner manual
30 Board Interfaces
COM1 Connector with RS-422/485 Dongle (DB-9)
Table 4-6: COM1 Connector with RS-422/485 Dongle Pin Definition
COM5 Box Header
Table 4-7: COM5 Box Header Definition
Pin # RS-422 RS-485
1TXD-TXD-
2 TXD+ TXD+
3RXD+ —
4RXD- —
5— —
6— —
7— —
8— —
9— —
Pin # RS-232
1DCD-L
2DSR-L
3RXD
4RTS-L
5TXD
6CTS-L
7DTR-L
8RI-L
9 Ground
10 NC
12
910