Hi,
there is no way to repair S7-MMC format by S7img.
To repair acidentaly FAT formated S7-MMC is only possible with sw. which is able to load and save true bit copy of MMC like WinHex.
a) read the original S7-MMC in 2 steps
1. http://www.tischer.cz/mmc1.jpg
2. http://www.tischer.cz/mmc2.jpg
64kB, 128kB img: http://www.tischer.cz/064KB.zip
512kB img: http://www.tischer.cz/512KB.zip
4MB img: http://www.tischer.cz/004MB.zip
8MB img: http://www.tischer.cz/008MB.zip
b) write the original image into failed MMC
3. http://www.tischer.cz/mmc4.jpg
4. http://www.tischer.cz/mmc5.jpg
dont you afraid if you receive the following notice
5. http://www.tischer.cz/mmc6.jpg
Petr
Sorry Tisher these links are broken:
Could you fix it?
Thanks