Chapter 3 – AT Commands,
Result Codes
In command mode the MT2834ZDX can send responses, or result codes, to your computer. Result codes are used by communications programs and can also appear on your monitor.
AT&Q0 selects
AT&Q1 selects standard AT result codes without modifiers.
&Q0 | &Q1 Standard Result Codes | Description | ||
Terse | Verbose | Terse | Verbose |
|
0 | OK | 0 | OK | Command executed without error |
1 | CONNECT | 1 | CONNECT | Modem has detected carrier and gone online |
2 | RING | 2 | RING | Modem has detected ring from incoming call |
3 | NO CARRIER | 3 | NO CARRIER | No carrier has been signal detected within |
|
|
|
| allowed time |
4 | ERROR | 4 | ERROR | Error in command line (too many |
|
|
|
| characters or invalid characters |
5 * | CONNECT 1200 | 5 | CONNECT 1200 | Modem has detected carrier at 2400bps |
|
|
|
| and gone online |
6 | NO DIALTONE | 6 | NO DIALTONE | No dial tone detected |
7 | BUSY | 7 | BUSY | A busy signal detected |
8 | NO ANSWER | 8 | NO ANSWER | Remote system did not answer |
9 | CONNECT 2400 |
|
| Modem had detected carrier at 2400 bps |
|
|
|
| and gone online |
|
| 10 | CONNECT 2400 | Modem had detected carrier at 2400 bps |
|
|
|
| and gone online |
11 * | CONNECT 4800 | 11 | CONNECT 4800 | Modem had detected carrier at 4800 bps |
|
|
|
| and gone online |
12 * | CONNECT 9600 | 12 | CONNECT 9600 | Modem had detected carrier at 9600 bps |
|
|
|
| and gone online |
13 | CONNECT 12000 | 13 | CONNECT 12000 | Modem had detected carrier at 12000 bps |
|
|
|
| and gone online |
13 * | CONNECT 14400 | 13 | CONNECT 14400 | Modem had detected carrier at 14400 bps |
|
|
|
| and gone online |
16 | CONNECT 16800 | 16 | CONNECT 16800 | Modem had detected carrier at 16800 bps |
|
|
|
| and gone online |
19 * | CONNECT 19200 | 19 | CONNECT 19200 | Modem had detected carrier at 19200 bps |
|
|
|
| and gone online |
21 * | CONNECT 21600 | 21 | CONNECT 21600 | Modem had detected carrier at 21600 bps |
|
|
|
| and gone online |
24 * | CONNECT 24000 | 24 | CONNECT 24000 | Modem had detected carrier at 24000 bps |
|
|
|
| and gone online |
26 * | CONNECT 26400 | 26 | CONNECT 26400 | Modem had detected carrier at 26400 bps |
|
|
|
| and gone online |
28 * | CONNECT 28800 | 28 | CONNECT 28800 | Modem had detected carrier at 28800 bps |
|
|
|
| and gone online |
31 * | CONNECT 31200 | 31 | CONNECT 31200 | Modem had detected carrier at 31200 bps |
|
|
|
| and gone online |
33 * | CONNECT 33600 | 32 | CONNECT 33600 | Modem had detected carrier at 33600 bps |
|
|
|
| and gone online |
*With error correction on, RELIABLE (or R) or LAPM (or L) is added to these result codes. With data compression on, COMPRESSED (or C) is added.
19 |
