1) Try the shorter cables between a test clip and a programmer. See my
notes here at
http://dangerousprototypes.com/docs/Flashing_a_BIOS_chip_with_Bus_Pirate#Standard_SOIC8_clip

2) Make sure that your ch341a programmer is good enough. I had to
repair a couple of dead-on-arrival ch341a:
https://www.reddit.com/r/coreboot/comments/bjygqz/green_ch341a_didnt_work_turned_out_its_a_badly/
https://www.reddit.com/r/coreboot/comments/defkim/green_ch341a_didnt_work_because_of_a_missing/

On Sat, Jan 29, 2022 at 6:06 PM John Evacristo <sphinxstud...@gmail.com> wrote:
>
> ch341a_spi and yes In-System Programming with a test clip
>
> On Sat, Jan 29, 2022, 11:05 PM Mike Banon <mikeb...@gmail.com> wrote:
>>
>> Please describe your flashing setup in more details. We don't even
>> know which programmer you're trying to use, and in what mode?
>> (In-System Programming with a test clip?)
>>
>> On Mon, Jan 24, 2022 at 12:55 AM John Evacristo <sphinxstud...@gmail.com> 
>> wrote:
>> >
>> > flashrom v1.2 on Linux 5.11.0-27-generic (x86_64)
>> > flashrom is free software, get the source code at https://flashrom.org
>> >
>> > Using clock_gettime for delay loops (clk_id: 1, resolution: 1ns).
>> > Found Macronix flash chip "MX25L3206E/MX25L3208E" (4096 kB, SPI) on 
>> > ch341a_spi.
>> > Erasing and writing flash chip... FAILED at 0x0001347f! Expected=0xff, 
>> > Found=0xef, failed byte count from 0x00013000-0x00013fff: 0x7
>> > ERASE FAILED!
>> > Looking for another erase function.
>> > FAILED at 0x00000098! Expected=0xff, Found=0xfe, failed byte count from 
>> > 0x00000000-0x0000ffff: 0x4a7f
>> > ERASE FAILED!
>> > Looking for another erase function.
>> > FAILED at 0x00000000! Expected=0xff, Found=0x02, failed byte count from 
>> > 0x00000000-0x0000ffff: 0x544f
>> > ERASE FAILED!
>> > Looking for another erase function.
>> > FAILED at 0x00000000! Expected=0xff, Found=0xbd, failed byte count from 
>> > 0x00000000-0x003fffff: 0x3e0c19
>> > ERASE FAILED!
>> > Looking for another erase function.
>> > FAILED at 0x00000000! Expected=0xff, Found=0xbb, failed byte count from 
>> > 0x00000000-0x003fffff: 0x3fffea
>> > ERASE FAILED!
>> > Looking for another erase function.
>> > Looking for another erase function.
>> > Looking for another erase function.
>> > No usable erase functions left.
>> > FAILED!
>> > Your flash chip is in an unknown state.
>> > Please report this on IRC at chat.freenode.net (channel #flashrom) or
>> > mail flashrom@flashrom.org, thanks!
>> > _______________________________________________
>> > flashrom mailing list -- flashrom@flashrom.org
>> > To unsubscribe send an email to flashrom-le...@flashrom.org
>>
>>
>>
>> --
>> Best regards, Mike Banon
>> Open Source Community Manager of 3mdeb - https://3mdeb.com/



-- 
Best regards, Mike Banon
Open Source Community Manager of 3mdeb - https://3mdeb.com/
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