Communication protocol for Nokia 3100

[MalditoBilly]

Hi pals.
I´m looking for the communication protocol of Nokia 3100.
I have to develop a device that communicates with this phone by its comm interface.
Someone have the comm protocol or any source code ?

Thanks in advance.
Regards. MalditoBilly

[Kofikoduah]

Go over to the nokia developer site you'll get some info there

[krisha]

speed synchronisation is done by sending 8 times 0x55 ('U')