Result Codes; Optimising Data Transfer - Siemens 7XV5655-0BB00 Manual

Modem for transmission of serial data or protocols from devices with an rs232/rs485/fo interface via ethernet
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Result Codes

System return code as a character string or digits (see AT command ATV).
If system result codes are not suppressed with ATQ1.
Char string
OK
CONNECT
RING
NO CARRIER
ERROR
NO DIALTONE
BUSY
ACCESS DENIED
Password
Wrong Password

Optimising Data Transfer

Great emphasis has been placed on compatibility in the design of this device. Due
to the Ethernet, there are, however, some minor restrictions. Data is not
transmitted in bytes to the network, but Ethernet blocks are formed. This might
result in minor delays. Block formation function does not directly affect the
application but might help to reduce the network load. Some fine tuning might be
necessary for time-critical applications as well. This involves the two timeout
parameters ("Total Read Timeout", "Character Distance").
Block Formation for Serial Data before Transmission into the Ethernet
After the first byte has been received, "Total Read Time" starts. After the time
expires, all characters received so far are relayed to the Ethernet. The default
value is 50 ms.
60 / 77
Digit
Definition
0
Command line processed
1
Successful connection setup
2
Incoming call
3
No connection established or inactivity timer expired
or connection broken off
4
Error in command input
6
No Ethernet connection
7
Dialled line engaged
8
Call rejected due to failed password authentification
11
Password OK
12
Incorrect password
7XV5655-0BB00
C53000-G1176-C175-2

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