Addressing the modem via pyserial

[Fredrik Lundh]

Doru-Catalin Togea wrote:

> In the HyperTerminal which comes with Win XP Pro, I can set up a
> connection to COM3 and there type the 'atdt1234' command. It works (I get
> a call since I have the modem connected to a device with a phone on it).

even without pressing enter?

> My question is actually: will an at-command like 'atdt1234' translate to
> ser.write('atdt1234')?

try

    ser.write('atdt1234\r\n')

or just

    ser.write('atdt1234\n')

</F>