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szebyeung
02-22-2008, 11:33 PM
Help!
I try to read the EEPROM with PonyProg , but didn't
find "01 07 00 00 00 0C 00 xx xx " , after
several times , what I get is "FF FF FF....." ,.
When i pug my module into my T12ZH , I got
'mismatched module..." , It didn't work....
I also tried to edit and write the EEPROM, but It fail.

Please show me a poto of what can you read from the EEPROM.
I want to try to get the crip out and write the code again.

MZFAN
02-23-2008, 03:47 AM
Hi,
You probably made a mistake in connector wiring. Check it please. You might in fact not really read or write the eeprom. For an american 72MHz module you should have this:
(I just deleted serial number...)

apleichau
02-23-2008, 09:48 AM
I do have the same situation when I first built up the board to read the EEPROM. MZFAN had advised me to select the right device, i.e.MicroWire16eeprom 9346 but still got the same result as you have got. Lastly, I had built up another board, could read the EEPROM and re-write the region code.

FinnRC
03-02-2008, 05:32 AM
Hello.

Please check this ! (http://www.helifreak.com/showthread.php?t=63769)

sinver
03-07-2008, 10:39 AM
Hello,

I have been able to read to him eeprom of a module of USA TM - 14 , to see photos

The problem is that do not identify the area code of USA to change it by that of Europe

Help please !!!! :roll:

Best regards !!!

sinver
03-07-2008, 10:53 AM
Yes you should be able to read and write. Just choose the right eeprom type in the software... and tell us the results!;)
Best regards to you too.

MZFAN, help please also !!!

regards !!!

MZFAN
03-07-2008, 11:12 PM
Hello,

I have been able to read to him eeprom of a module of USA TM - 14 , to see photos

The problem is that do not identify the area code of USA to change it by that of Europe

Help please !!!! :roll:

Best regards !!!
Great!:noteworthy
You did it, congratulation!
For the code the best way is to compare with another module program, european for exemple. Then it will be easy by looking at differences to find region code.
Actually the best guess I have is that the code is certainly identical to standard modules. America would be 01. In your program 01 appears 3 times. I would say the first one is probably the region code. You can try to change it to 02... The trouble is that you have to solder the eeprom again to check!
Was it really necessary to unsolder it? There are some special clips you can plug over the chip to have a direct connection.
Best regards

sinver
03-08-2008, 12:35 AM
Great!:noteworthy
You did it, congratulation!
For the code the best way is to compare with another module program, european for exemple. Then it will be easy by looking at differences to find region code.
Actually the best guess I have is that the code is certainly identical to standard modules. America would be 01. In your program 01 appears 3 times. I would say the first one is probably the region code. You can try to change it to 02... The trouble is that you have to solder the eeprom again to check!
Was it really necessary to unsolder it? There are some special clips you can plug over the chip to have a direct connection.
Best regards

je jejejejejeeje !!!! :)

thanks, thanksit but is not necessary

01 appears 4 times, not 3 times

your believe that it can be this ?

FF FF 00 64 01 7C 00 05

I have not proven to read the chip in the PCB directly
if after welding it does not operate , I attempt to read it in the PCB

I have to of writing 02 or 82 ?

Best regards & thanks !!!

MZFAN
03-08-2008, 03:32 AM
je jejejejejeeje !!!! :)

thanks, thanksit but is not necessary

01 appears 4 times, not 3 times
My mistake;)

your believe that it can be this ?

FF FF 00 64 01 7C 00 05
Yes I think, but it is just a guess.

I have not proven to read the chip in the PCB directly
if after welding it does not operate , I attempt to read it in the PCB

I have to of writing 02 or 82 ?

Best regards & thanks !!!
You can directly try 82 or 81 to have a module usable with any radio.
I hope it will be sufficient. If not a european module program will be necessary...
Best regards,

sinver
03-08-2008, 04:34 AM
My mistake;)


Yes I think, but it is just a guess.


You can directly try 82 or 81 to have a module usable with any radio.
I hope it will be sufficient. If not a european module program will be necessary...
Best regards,

ok,

All understood

I will Prove

regards !!!

kajman
03-12-2008, 09:26 AM
Hello, for french user the update it's here http://www.aviotiger.com/telechargement.php?menu=7
but they don't have T12FG for now because the module it's not officialy disponible but the T12FG with 2.4 it's
I have a US 12fg with the 2.4Ghz, do you know if I can plug in a 41Mhz module for use in France??
Rgds/kajman

fa.lan
03-12-2008, 10:08 AM
Hello,

I have been able to read to him eeprom of a module of USA TM - 14 , to see photos

The problem is that do not identify the area code of USA to change it by that of Europe

Help please !!!! :roll:

Best regards !!!

Why would you change the region code into 2.4Ghz module? Isn't the 2.4Ghz frequency the same in all the world? If I had a 12FG buoght in HK and a TM-14 buoght in HK, why would I want to hack the module for european use?

DavidH
03-12-2008, 11:10 AM
Why would you change the region code into 2.4Ghz module? Isn't the 2.4Ghz frequency the same in all the world? If I had a 12FG buoght in HK and a TM-14 buoght in HK, why would I want to hack the module for european use?

There is a region code in the module. If the tranny is coded North America, a module that is region coded Europe will not work in it.
With the 12FG there has been no way found to access the service menu and change the region code.So if the tranny is region coded for one region, a module from another region can not used in it.

The standard mhz modules they have found a way to change the region codes. So they can get some of the 35 mhz frequencies that are not used in like the UK.
For the 2.4 ghz modules, they are trying to find a way to change the region code in the module so it can be used with the 12FG from another region.

David

sinver
03-12-2008, 12:18 PM
Why would you change the region code into 2.4Ghz module? Isn't the 2.4Ghz frequency the same in all the world? If I had a 12FG buoght in HK and a TM-14 buoght in HK, why would I want to hack the module for european use?


For two motives:
- The modules of USA on more inexpensive
- I believe that the modules of USA issue with more power than the Europeans, since the legislation is different

best regards !!!

sinver
03-12-2008, 12:25 PM
My mistake;)


Yes I think, but it is just a guess.


You can directly try 82 or 81 to have a module usable with any radio.
I hope it will be sufficient. If not a european module program will be necessary...
Best regards,

Hi,

I changed 01 for 82 and I solded the chip and it did not operate

After I attempted to read the chip soldier in the PCB and gave me a very different reading from the first when I read it unsolded

Then I returned to read the chip as the first time and surprise , where I had written 82, returns to put 01

Continues without operating

The great problem is that one must unsolded and solded the chip each time we want to make a new writing


regards !!!

MZFAN
03-13-2008, 01:56 AM
Hi,

I changed 01 for 82 and I solded the chip and it did not operate

After I attempted to read the chip soldier in the PCB and gave me a very different reading from the first when I read it unsolded

Then I returned to read the chip as the first time and surprise , where I had written 82, returns to put 01

Continues without operating

The great problem is that one must unsolded and solded the chip each time we want to make a new writing


regards !!!
Yes it is really hard to test in these condition... As I said before an other area module program would be the best solution to understand it. Unfortunately, not so many people are willing to do as much as you did and share it.
I wish I could help you much,
Best regards

fa.lan
03-13-2008, 04:26 AM
There is a region code in the module. If the tranny is coded North America, a module that is region coded Europe will not work in it.
With the 12FG there has been no way found to access the service menu and change the region code.So if the tranny is region coded for one region, a module from another region can not used in it.

The standard mhz modules they have found a way to change the region codes. So they can get some of the 35 mhz frequencies that are not used in like the UK.
For the 2.4 ghz modules, they are trying to find a way to change the region code in the module so it can be used with the 12FG from another region.

David

Ok, I understand.

For two motives:
- The modules of USA on more inexpensive
- I believe that the modules of USA issue with more power than the Europeans, since the legislation is different

best regards !!!

Ok, this is very important! So if I buy the 2.4Ghz module in HongKong, and I have the 12FG bought in HongKong, Have I problem to use in Europe for legislation or power trasmission?

sinver
03-13-2008, 06:04 AM
Ok, I understand.

Ok, this is very important! So if I buy the 2.4Ghz module in HongKong, and I have the 12FG bought in HongKong, Have I problem to use in Europe for legislation or power trasmission?

If your module and radio are of the same region, not problem, will operate ok

But they are thought to be personnel in that region therefore it is possible not to fulfil
the legislation of the other country

sinver
03-13-2008, 06:05 AM
Yes it is really hard to test in these condition... As I said before an other area module program would be the best solution to understand it. Unfortunately, not so many people are willing to do as much as you did and share it.
I wish I could help you much,
Best regards


& yes, very hard......:roll:

fa.lan
03-13-2008, 08:26 AM
If your module and radio are of the same region, not problem, will operate ok

But they are thought to be personnel in that region therefore it is possible not to fulfil
the legislation of the other country

Thank you very much!
I'm checking your progress. Good luck

kajman
03-13-2008, 03:34 PM
Hi guys

Just some pics of module programmer. This makes it very quick and easy to program the eeprom. I have a lot of friends with radios from HK and this box saves you from checking which pin goes where everytime. I used engineer's pvc which machines very easy.

37147

37148

37149
Hi
You dont happend to be willing to sell one to me??
Living in France with a US 12FG makes my life difficult!
Rgds/kajman

vincentp
03-13-2008, 11:48 PM
Hi

I'm in Australia and have a US 2.4G module. Before I start messing with the module, can anyone tell me which variation of the 93C56 this chip is? Does it use the Org pin to select 16bit mode or is it a 16bit only variant? I would like to get some spare ic's just in case I toast mine. Has anyone actually successfully read/written to the eeprom while it is still on the board?

Vince.

sinver
03-17-2008, 08:34 AM
Yes it is really hard to test in these condition... As I said before an other area module program would be the best solution to understand it. Unfortunately, not so many people are willing to do as much as you did and share it.
I wish I could help you much,
Best regards

Hi, only a question,

It is possible that a module of 35Mhz European 12FG with the 82 number operate in a radio of USA also 12FG ?


Someone has proven this ?


regards !!!

MZFAN
03-17-2008, 11:18 AM
Hi Sinver,
Yes it will work.
Do you give up with 2.4GHz?

sinver
03-17-2008, 04:12 PM
Hi Sinver,
Yes it will work.
Do you give up with 2.4GHz?


ok, thanks & yes,

Not have one TM-14 2,4Ghz European module also for checking the .hex file

regards !!!