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dobrevjetser
Joined: 18 Oct 2007
Posts: 320
Location: Belgium
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 Posted: Tue Nov 08, 2011 20:01 Post subject: SM3255L AB
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Two memory chips: PF412
Use 29F64G08CBAAA
Two dumps.
Lots of ECC errors (first chip almost 90%).
Model
Layout
SM3254 1066 v3 Xor 0006 64
Mix
Input
Order 0/1
Block Pair
Block 0x200000
Page 0x2000
Join by Page
Parts 2
Page 0x4000
Assembler
Block Number
Block Size 0x800000
Image Cut
Banks 00 / 0x000 / 0x0ff
01 / 0x000 / 0x0ff
02 / 0x000 / 0x0c2
03 / 0x000 / 0x034
04 / 0x000 / 0x01e
05 / 0x000 / 0x0f3
06 / 0x000 / 0x0dd
Correction
// Sector Updates
Update Size 0x0
Update Enable false
Mix
Scan Offset 0
Scan Back false
Scan Max 0
About 20% bad files but probably due to bad flash.
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Tom
Joined: 14 Sep 2011
Posts: 30
Location: Germany
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Posted: Thu Jan 19, 2012 2:13 Post subject:
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// Chip
Company Spectec
Name ???
ID code 2c 68 04 4a
// Structure
Bus 8
Banks 1 x 4 GB
Page 4320
Block 0x0
Blocks 0x0
// Read
Cmd 0x30
Col 2
Row 3
// Timings
RE_Up 4
RE_Down 4
// Special
Power
Skip_Mask_1 0xffffffff
Skip_Page_1 0xffffffff
Skip_Mask_2 0xffffffff
Skip_Page_2 0xffffffff
SE_ false
Model
Layout
SM3254 1066 v3 Xor 0006 64
Mix
Input
Order 0
Block Pair
Block 0x100000
Page 0x1000
Assembler
Block Number
Block Size 0x200000
Image Cut
Banks 00 / 0x000 / 0x0ff
01 / 0x000 / 0x0ff
02 / 0x000 / 0x0ff
03 / 0x000 / 0x0ff
04 / 0x000 / 0x0ff
05 / 0x000 / 0x0ff
06 / 0x000 / 0x0ff
07 / 0x000 / 0x089
Correction
// Sector Updates
Update Size 0x0
Update Enable false
Mix
Scan Offset 0
Scan Back false
Scan Max 0
100% recovery, ECC needs a long time
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