biggbob
Junior Member level 1
schema siemens c55
Hello,
I plan to drive a C55 siemens GSM phone with a pic. The phone is under 3,6 volt, is it necessary to respect this voltage when communicating in RS232 and make run the pic in less than 4 volts ?
If anyone have experience about this, thanks to help.
Regards
Bob
Hello,
I plan to drive a C55 siemens GSM phone with a pic. The phone is under 3,6 volt, is it necessary to respect this voltage when communicating in RS232 and make run the pic in less than 4 volts ?
If anyone have experience about this, thanks to help.
Regards
Bob