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User’s Manual D-5
S-registers
AT command set result codes
The following table shows the result codes.
The result code summary
S37 = 10 12000 bps
S37 = 11 14400 bps
S37 = 12 16800 bps
S37 = 13 19200 bps
S37 = 14 21600 bps
S37 = 15 24000 bps
S37 = 16 26400 bps
S37 = 17 28800 bps
S37 = 18 31200 bps
S37 = 19 33600 bps
Result Code Numeric Description
OK 0 Command executed
CONNECT
1 Modem connected to line
RING
2 A ring signal has been
detected
NO CARRIER 3 Modem lost carrier signal, or
does not detect carrier
signal, or does not detect
answer tone
ERROR 4 Invalid command
CONNECT 1200 EC*
1
5 Connection at 1200 bps
NO DIAL TONE
6 No dial tone detected
BUSY
7 Busy signal detected
NO ANSWER
8 No quiet answer
CONNECT 2400 EC*
1
10 Connection at 2400 bps