I have 2 landlines and a separate modem connected to each of them monitoring their actions by 2 instances of Hyperterminal. If I dial modem B from modem A and respond to “RING” by ATA, the modems connect after 30 secs or so. In the other direction (dialing A from B) “RING” appears, ATA is...
I want a micro controller to communicate via a ds276 chip with a Trust MD1200 modem. This works fine (e.g. with ATI.. and ATE.. commands) but the moment it encounters a dial command within a command string it returns “error”. However, if I talk to it via hyperterminal it dials ok. I have tried...
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