Com2 mode selection switches (sw5~sw8), Table 4-19: com2 mode switch settings – ADLINK cPCI-6965 User Manual
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Board Interfaces
COM2 Mode Selection Switches (SW5~SW8)
This is switch is to select COM2 to be RS-232 full modem or
RS-422, RS-485, RS-485+ half Duplex mode. RS-232 full
modem is set by default.
Table 4-19: COM2 Mode Switch Settings
Location
SW5
SW6
SW7
SW8
RS-232
Full Modem
1 OFF
ON
ON
ON
2 OFF
OFF
OFF
OFF
3 OFF
ON
OFF
ON
4 OFF
OFF
OFF
OFF
RS-422
Half Duplex
1 ON
OFF
OFF
OFF
2 ON
ON
ON
ON
3 OFF
OFF
OFF
OFF
4 OFF
ON
OFF
ON
RS-485
Half Duplex
1 ON
OFF
OFF
OFF
2 ON
ON
OFF
ON
3 OFF
OFF
ON
OFF
4 OFF
ON
OFF
ON
RS-485+
Half Duplex
1 OFF
OFF
OFF
OFF
2 OFF
ON
OFF
ON
3 ON
OFF
OFF
OFF
4 ON
ON
ON
ON
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