ztc n328

[yacino77]

please need pinout ztc n328 i hav infinitybox

[InfinityHelp]

hello!

check for marked test points on PCB

[yacino77]

please picure for pcb

[FMC_GSM]

please picure for pcb

just open your 2 eyes and you will see marked rx tx gnd vbat pwr on / off on the PCB...

regards

[yacino77]

in pcb use tx-a or tx-b
and ex-a or rx-b

[InfinityHelp]

hello yacino77!

you wrong, here is 2 pairs of pinout
1. Txa, Rxa
2. Txb, Rxb

[yacino77]

Then how I made ? please

[InfinityHelp]

hello!

what you mean how you made?

this way must be made cable to get connection with phone:

pin 2 of box goes to Rxa of phone
pin 3 of box goes to Txa of phone
pin 8 of box goes to phone GND