[flashrom] Erase/Write Error

awokd awokd at danwin1210.me
Sat Aug 4 23:22:01 CEST 2018


On Mon, July 30, 2018 12:09 pm, Key, Kait M. - US wrote:
> sudo flashrom -p buspirate_spi:dev=/dev/ttyUSB0,spispeed=30K -c W25X40 -f
> -w fixed.lod
> flashrom v0.9.9-r1954 on Linux 4.15.0-kali2-amd64 (x86_64) flashrom is free
> software, get the source code at https://flashrom.org
>
> Calibrating delay loop... OK.
> Found Winbond flash chip "W25X40" (512 kB, SPI) on buspirate_spi.
> Reading old flash chip contents... done.
> Erasing and writing flash chip... FAILED at 0x00049000! Expected=0xff,
> Found=0x00, failed byte count from 0x00049000-0x00049fff: 0x1000
> ERASE FAILED!
>
>
>
>
> I double checked the data sheet and had no problem flashing a chip that
> wasn't blank of the same type. I added a decoupling capacitor to the
> circuit because I thought maybe the voltage was dropping below the
> threshold for the erase function. It is still not working.

CC'ing in the list- I'd help if I could!





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