Siemens TC12 Installation, Commissioning And Maintenance Handbook page 99

3.3.3.2 OTU reset (CNN, LRN, TKE)
(1) CNN=???
(2) LRN=???
(3) TKE=???
Comment:
Commands to set up communication with the Instation
3.3.3.3 OTU address (GAD)
GAD={address of OTU: 0 to 14 (0)}
Comment:
3.3.3.4 Baud rate/Modem mode (GMM)
GMM={Baud rate/mode: 0 to 24 (6)}
Comment:
6 = 1200 Baud half duplex
8 = 600 Baud half duplex
22 = 1200 Baud full duplex
24 = 600 Baud full duplex
Other codes are available, but consult STC before use:
E.g. 5 = 300 baud half or full duplex
7 = 1200 baud half duplex with equaliser
23 = 1200 baud full duplex with equaliser.
3.3.3.5 Number of OTUs (GNO)
GNO={Number of OTUs on the line: 1 to 15 (1)}
3.3.3.6 Number of control words (GCW)
GCW{OTU Address: 0 to 14}={No. of control words for OTU: 0 to 3 (2)}
Comment:
3.3.3.7 Number of reply words (GRW)
GRW{OTU Address: 0 to 14}={No. of reply words for OTU: 0 to 14 (4)}
666/HE/43100/000
TC12 Installation, Commissioning & Maintenance Handbook
The above reset commands may be entered in any order, the reset
is actioned by switching the OTU power off for a few seconds then
re-applying power. On restart the default OTU configuration data
will replace all existing configuration data.
GAD, GMM, GNO, GCW, GRW
Address of the OTU being installed.
Code that configures the appropriate baud rate and modem mode.
The above command is repeated for each OTU on the telephone
line. For each OTU enter its address and the number of control
words it uses.
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