Bausch Datacom InduBox PSTN III, Руководство по установке и настройке

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Bausch Datacom – InduBox PSTN III – Reference Manual V1.0c
The following jumpers must be set for RS-485 :
JP2 “dis” (down) closed RS-485 disabled
“en” (up) closed
RS-485 enabled
JP1 “Term” open no 120 ohm termination between A and B
“Term” closed 120 ohm termination between A and B
JP3 “Delay” open 20 ms delay <9600 bps
“Delay” closed 2 ms delay >=9600 bps
•
RS-485 Software Configuration
This interface is half duplex and can be used from 300 to 115200 bps. This interface
uses only RxD and TxD. DTR and RTS are not used, thus inactive. Be sure to disable
those signals in the configuration of the InduBox PSTN III ;
at&k0 no RTS/CTS flow control
at&d0 no DTR signal present
RxD and TxD info is transmitted onto the same 2 wires. To avoid a double echo during
command mode, the modem echo should be disabled ;
ate0 disable modem echo
2013 / 04 / 02 15 InduBox PSTN III V1.0c E