1:AT Command (MIU2400/485) (Dial) configuration is:
ATE0Q1&C1&D0S0=1&W0
E0 | Echo Command disables (no "AT" response to terminal) |
Q1 | Result Codes disable (no result codes return to terminal ring) |
S0=1 | Auto Answer active (first ring modem will go OFF- Hook and |
| start answer sequence) |
&C1 | Carrier Detect is always True (MIU LED will be ON all the |
| time when Carrier Detect is ON. |
&D0 | DTR is ignored |
2:AT Command (MIU2496/485, MIU14.4/485 & MIU28.8/485)
ATE0Q1&C1&D0&Q6S0=1&W0
E0 | Echo Command disables (no "AT" response to terminal) |
Q1 | Result Codes disable (no result codes return to terminal ring, |
| Connect XXX) |
&Q6 | Normal mode (speed buffering) |
S0=1 | Auto Answer active (first ring modem will go OFF- Hook |
and start answer sequence) | |
&C1 | Carrier Detect is always True (MIU LED will be ON all the |
| time when Carrier Detect is ON. |
&D0 | DTR is ignored |
&K0 | No flow control |
3:AT Command (MIU14.4L/485) Lease Line
ATE0Q1&C1&D0&K0&Q6\M0\H1&Z3=XX&W0
Recycle power (OFF ON)
Wait 5 seconds for DSR to switch ON
Enter AT\S1 <CR>
AT&W0 <CR>
Within 45 seconds
E0 | Echo Command disables (no "AT" response to terminal) |
Q1 | Result Codes disable (no result codes return to terminal ring, |
| Connect XXX) |
&Q6 | Normal mode (speed buffering) |
\M0 | Answer mode (for Remote (Slave unit) local (Master) set for |
| originate \M1 |
\H1 | Lease Line mode |
\S1 | Security mode (if remote RTU is a dumb unit - TxD is always ON | |
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CIU Installation, Operation & Diagnostics | Edition: June 17, 2003 | |