Ericsson T39 - Page 53

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The optional DRS-10 cable supports a subset of the signals in the RS-232 standard, as detailed
below. The cable connection supports autodetect (automatic detection of baudrate, parity, dat-
abits and stopbits used by host device). The maximum data speed is up to 230,400 bps.
Support of HW and SW flow control
Yes
Support for AT commands industry standard, ETSI 07.10 - multi channels
Yes
Signal in RS-232 Support in DRS-10
CD (Carrier Detect) No. Set statically
CTS (Clear To Send) Yes
DSR (Data Service Ready) Statically connected with DTR
DTR (Data Terminal Ready) Statically connected with DSR
GND (Signal Ground) Yes
RI (Ring Indication) No. Set statically
RTS (Request To Send) Yes
Rx (Received Data) Yes
Tx (Transmitted Data) Yes