Pinouts >  Mobile Phones and Smartphones connectors  >  Sendo pinouts
for data/flash cable only


Pin Signal
1 GND 
2 Tx 
3 Rx 
According to 1 reports in our database (0 positive and 1 negative) the Sendo M550 cell phone pinout may be incorrect.

Is this pinout
Source(s) of this and additional information: GSM pinout by Bruce
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