Search found 10 matches

by PR7MLS
Sun Jun 26, 2022 3:25 pm
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: [Radio model not supported] New Baofeng 1801 won't enter in upload mode

Hi, on the webpage https://www.hamradioshop.pl/ they are offering the DM-1801. Obviously the new A6 Version with SN: 18DMxxxxxx. They are writing: the A6 Version is protected against updates with opengd. Therefore one should use an special CPS, which they have available for download by a link on th...
by PR7MLS
Fri Jun 17, 2022 8:50 pm
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

I did it here and it only worked according to this scheme, the TXD pinout is inverted and it is connected to the RXD of the CP2102 converter, and the RXD is connected to the TXD of the converter. DOWNLOAD CPS: https://mega.nz/file/IFIkXZZB#EupK2RUgrp7hOs8eREXfnduRPsT51KsG5sO-uhgCNsg https://img001.p...
by PR7MLS
Fri Jun 17, 2022 6:56 pm
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

LEKSUS2222 wrote:
Fri Jun 17, 2022 6:42 pm
did as in this picture
Thanks for sharing.
by PR7MLS
Fri Jun 17, 2022 6:14 pm
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

CPS_DM1801_A6_V001.02_666 I connected it with the cable that was included by cutting off the usb plug and connected it to usb-ttl black -gnd blue -tx brown -rx everything works and reads great news, I was already preparing a ttl to rs232 converter to do this, I was going to take advantage of an 8x1...
by PR7MLS
Fri Jun 17, 2022 12:31 pm
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

No, I only have the CPS that was sent by the Chinese to my friend PU7FSE, no firmware file Can you share the CPS, so I can at least try to make some use of my unit? Thanks Simone I can, but the cable that comes with it doesn't work. https://mega.nz/file/IFIkXZZB#EupK2RUgrp7hOs8eREXfnduRPsT51KsG5sO-...
by PR7MLS
Fri Jun 17, 2022 12:27 pm
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

official answer from baofeng support https://img001.prntscr.com/file/img001/j7TmWRp1TRipbrMGFQ7wUg.jpg Hello Miranildo, This is Olivia with Baofeng support. Please kindly notice that the DM-1801 is customized by other distributors, and we just sell the standard models. For this reason, the custom mo...
by PR7MLS
Fri Jun 17, 2022 12:50 am
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

The CPS would be the photo sent by the Chinese, its directory is named CPS_DM1801_A6_V001.02_666, note that it has an A6, relating to the built-in processor, only the cable remains to at least use it with the original firmware, without the resources from OPENGD77, tomorrow I'll see this cable thing....
by PR7MLS
Fri Jun 17, 2022 12:35 am
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

I'm checking the correct pinout for this cable, the default is RS232, the truth is that the UV-5R is not compatible, the TXD pin is inverted, tomorrow I will build a cable for testing. Its common for these sorts of radio modules to update via serial / rs232, so its possible that this radio is now t...
by PR7MLS
Fri Jun 17, 2022 12:10 am
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

I'm checking the correct pinout for this cable, the default is RS232, the truth is that the cable to UV-5R is not compatible, the TXD pin is inverted, tomorrow I will build a cable for testing.
by PR7MLS
Thu Jun 16, 2022 11:15 pm
Forum: Baofeng DM-1801 specific
Topic: [Radio model not supported] New Baofeng 1801 won't enter in upload mode
Replies: 62
Views: 35689

Re: Baofeng 1801 not enter in upload mode

save everyone, follow photo of the same open.

Image