OpenGD77

well i keep working on it, if can do something i tell you, from now its enough for today, tomorrow go to my work and try there with analizers to see if there is a problem with signal level or something, maybe the jlink clone, the program talks with it but could not connect well with the radio have a...

Another thing, in the tab options, project, mcu in initsteps, do you have anything?, if this not work, i could buy a new processor, change it and try to begin from zero. i check the connections again i have the wires soldered inside and closed. but i dont think this is the problem, maybe the rom is ...

hello, i have the wire connections and settings like you say, well in my version the supplier is nxp, but the model is the same, but when i try to connect say error target fail, but i have a extra line that say "connection under reset", i am trying to find where disable this condition, but cant find...

Hello, i have the same model of jlink in the photo, i connected the wires assuming than the jlink is in SWD mode, this mode has the same names of wires, i find the processor in nxp set the model, make the vin vout jumper,the values in other parameters are the default, but not work, try in power on o...

Hello pipa, we are in the same problem,i search over internet on how to load flash on the radio and cant find something ,VK3KYY if you know how to do it, can you help us making a guide on wich program and the process to recover our radios? It could help us and another people to enjoy the radio again...

Hello pipa, welcome, seem that your radio is opposite to mine, your radio starts always in firmware update mode? Or not enter in firmware upgrade?
Can you use it normally after? Or its locked in this mode?

Hello, one think you can do is to put the analyzer in spectrum mode with a wide span and see is there any other armonic of the frecuency, one time a radio seems to transmit but the main power is in another frecuency and void the principal, by the images the radio seems to transmit well and in the fr...

Hello, today has arrived the jlink programmer, i try to flash the radio with the jflash but not work, in this moment i dont know what to do, i download mcuxpresso but its more complicated to me, can you helpme how to follow? i see on github the mcuxpresso part but this is the trick part and now i do...

Well, Fabio the main problem is that can't enter in firmware mode update, if i press the two side buttons and power on dont work, open and remove components is not problem because i work in radiocommunications and have tools and measure devices, the problem is with the software and flash tools,norma...

Thank you very much for your interest, now i buy a jlink , but with all the coronavirus affair i dont know when could arrive, while i download the software and prepare the wiring of the radio to try as soon as possible if its work.
Thanks again ¡¡
Mikel