Il mio modulo ha versione V1_7_8_180122, dunque abbastanza vecchia se assumiamo che quel 18 stia per 2018. In /dev ci sono vari device interessanti, quindi può essere che il firmware si riesca ad estrarre e riscrivere:
crw-rw---- 1 admin 0 90, 0 Jan 1 00:00 mtd0
crw-rw---- 1 admin 0 90, 1 Jan 1 00:00 mtd0ro
crw-rw---- 1 admin 0 90, 2 Jan 1 00:00 mtd1
crw-rw---- 1 admin 0 90, 20 Jan 1 00:00 mtd10
crw-rw---- 1 admin 0 90, 21 Jan 1 00:00 mtd10ro
crw-rw---- 1 admin 0 90, 22 Jan 1 00:00 mtd11
crw-rw---- 1 admin 0 90, 23 Jan 1 00:00 mtd11ro
crw-rw---- 1 admin 0 90, 24 Jan 1 00:00 mtd12
crw-rw---- 1 admin 0 90, 25 Jan 1 00:00 mtd12ro
crw-rw---- 1 admin 0 90, 26 Jan 1 00:00 mtd13
crw-rw---- 1 admin 0 90, 27 Jan 1 00:00 mtd13ro
crw-rw---- 1 admin 0 90, 3 Jan 1 00:00 mtd1ro
crw-rw---- 1 admin 0 90, 4 Jan 1 00:00 mtd2
crw-rw---- 1 admin 0 90, 5 Jan 1 00:00 mtd2ro
crw-rw---- 1 admin 0 90, 6 Jan 1 00:00 mtd3
crw-rw---- 1 admin 0 90, 7 Jan 1 00:00 mtd3ro
crw-rw---- 1 admin 0 90, 8 Jan 1 00:00 mtd4
crw-rw---- 1 admin 0 90, 9 Jan 1 00:00 mtd4ro
crw-rw---- 1 admin 0 90, 10 Jan 1 00:00 mtd5
crw-rw---- 1 admin 0 90, 11 Jan 1 00:00 mtd5ro
crw-rw---- 1 admin 0 90, 12 Jan 1 00:00 mtd6
crw-rw---- 1 admin 0 90, 13 Jan 1 00:00 mtd6ro
crw-rw---- 1 admin 0 90, 14 Jan 1 00:00 mtd7
crw-rw---- 1 admin 0 90, 15 Jan 1 00:00 mtd7ro
crw-rw---- 1 admin 0 90, 16 Jan 1 00:00 mtd8
crw-rw---- 1 admin 0 90, 17 Jan 1 00:00 mtd8ro
crw-rw---- 1 admin 0 90, 18 Jan 1 00:00 mtd9
crw-rw---- 1 admin 0 90, 19 Jan 1 00:00 mtd9ro
brw-rw---- 1 admin 0 31, 0 Jan 1 00:00 mtdblock0
brw-rw---- 1 admin 0 31, 1 Jan 1 00:00 mtdblock1
brw-rw---- 1 admin 0 31, 10 Jan 1 00:00 mtdblock10
brw-rw---- 1 admin 0 31, 11 Jan 1 00:00 mtdblock11
brw-rw---- 1 admin 0 31, 12 Jan 1 00:00 mtdblock12
brw-rw---- 1 admin 0 31, 13 Jan 1 00:00 mtdblock13
brw-rw---- 1 admin 0 31, 2 Jan 1 00:00 mtdblock2
brw-rw---- 1 admin 0 31, 3 Jan 1 00:00 mtdblock3
brw-rw---- 1 admin 0 31, 4 Jan 1 00:00 mtdblock4
brw-rw---- 1 admin 0 31, 5 Jan 1 00:00 mtdblock5
brw-rw---- 1 admin 0 31, 6 Jan 1 00:00 mtdblock6
brw-rw---- 1 admin 0 31, 7 Jan 1 00:00 mtdblock7
brw-rw---- 1 admin 0 31, 8 Jan 1 00:00 mtdblock8
brw-rw---- 1 admin 0 31, 9 Jan 1 00:00 mtdblock9