Please someone help me to make rx tx soldering using which cable? - GSM-Forum

ABDUL RAJA · 12-06-2010, 16:17

Please someone help me to make rx tx soldering using which cable?

which cable to use in infinity ?

what are the wires that are rx tx?

pls help me to do

foufou34 · 12-06-2010, 18:45

use cable RJ45 normaly of any cable of 8 pin AND cut the connector then you have 8 pin

you need only pin 2,3,7,8

2-(TX ) of box attach it to ( RX ) in board phone
3-( RX ) of box attach it to ( TX ) in board phone
7+8-( GND ) of box attach it to ( GND ) in board phone

like this:

InfinityHelp · 12-06-2010, 19:14

hello!

here is good example with pictures:
http://forum.gsmhosting.com/vbb/f296...-cable-386780/

ABDUL RAJA · 12-14-2010, 05:30

Is it necessary to connect GND? i tried with Rx Tx only for some mobiles...

It worked well without GND connected!!!

InfinityHelp · 12-14-2010, 10:55

hello!

very strange. GND is needed.
does your phones was sourced from battery power?

ABDUL RAJA · 12-14-2010, 11:46

Quote:

Originally Posted by InfinityHelp

hello!

very strange. GND is needed.
does your phones was sourced from battery power?

sir i used power cable + ve and - ve connecting with battery connector separately!!!

InfinityHelp · 12-14-2010, 21:02

hello!

if this power was coming from PC usb port- phone used power GND for data transmitting

12-06-2010, 16:17	#1 (permalink)
ABDUL RAJA No Life Poster Join Date: Dec 2007 Location: INDIA Posts: 1,501 Member: 665989 Status: Offline Sonork: 100.1597348 Thanks Meter: 552	Please someone help me to make rx tx soldering using which cable? Please someone help me to make rx tx soldering using which cable? which cable to use in infinity ? what are the wires that are rx tx? pls help me to do

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12-06-2010, 18:45	#2 (permalink)
foufou34 No Life Poster Join Date: Feb 2008 Location: Algeria Posts: 1,481 Member: 695274 Status: Offline Thanks Meter: 814	use cable RJ45 normaly of any cable of 8 pin AND cut the connector then you have 8 pin you need only pin 2,3,7,8 2-(TX ) of box attach it to ( RX ) in board phone 3-( RX ) of box attach it to ( TX ) in board phone 7+8-( GND ) of box attach it to ( GND ) in board phone like this:

12-06-2010, 19:14	#3 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,245 Member: 148515 Status: Offline Thanks Meter: 19,534	hello! here is good example with pictures: http://forum.gsmhosting.com/vbb/f296...-cable-386780/

12-14-2010, 05:30	#4 (permalink)
ABDUL RAJA No Life Poster Join Date: Dec 2007 Location: INDIA Posts: 1,501 Member: 665989 Status: Offline Sonork: 100.1597348 Thanks Meter: 552	Is it necessary to connect GND? i tried with Rx Tx only for some mobiles... It worked well without GND connected!!!

12-14-2010, 10:55	#5 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,245 Member: 148515 Status: Offline Thanks Meter: 19,534	hello! very strange. GND is needed. does your phones was sourced from battery power?

12-14-2010, 21:02	#7 (permalink)
InfinityHelp Product Supporter Join Date: May 2005 Location: uae Posts: 29,245 Member: 148515 Status: Offline Thanks Meter: 19,534	hello! if this power was coming from PC usb port- phone used power GND for data transmitting