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TOA VS-900 Programmer’s Guide
6
Remote Dial Command
With the protocol below, you can remote dial and perform functions of individual Master Stations in
specific exchanges. To terminate any current functions, precede remote dialing content with “CC” (Clear
function x2).
Field Name Length
(Bytes)
Value Description Direction
DLE
1 10H Delimiter
ENQ
1 05H Enquiry
PC to VS-900MF
DLE
1 10H Delimiter
ACK
1 06H Acknowledgement
VS-900MF to PC
DLE
1 10H Delimiter
STX
1 02H Start Of Text
Command
"Remote Dial"
1 4EH Remote Dialing Command
Exchange #
2 xxH, xxH Add 30H to each digit of the exchange
number.
Example: Exchange #01 = (30H, 31H)
Master Station #
1 xxH Master Station #2 = (32H)
Dialing Contents*
32 Bytes
Total
MS-900 Master Station Dialing
Functions:
30H 0
31H 1
32H 2
33H 3
34H 4
35H 5
36H 6
37H 7
38H 8
39H 9
2AH *
23H #
43H C (Clear)
57H Off-hook
51H On-hook
45H PTT On
52H PTT Off
54H Register Switch On
59H Register Switch Off
58H Transfer
2DH 3 Second dial pause (For C/O lines)
4FH Disable Master Station
50H Enable Master Station
Note: Add "20H" after the designated
dialing contents until the total is 32 bytes
DLE
1 10H Delimiter
ETX
1 03H End Of Text
BCC
1 xxH Block Check Character
PC to VS-900MF
DLE
1 10H Delimiter
ACK
1 06H Acknowledge
VS-900MF to PC
DLE
1 10H Delimiter
EOT
1 04H End of Transmission
PC to VS-900MF