Flash Extractor
© Soft-Center
About     Shop     Downloads     Manual     Library     Forum     Services     Contacts
Notes: Chip 45 3c 98 b3 76 71   Search  Register  Log in
Reply to topic
Author Message
jeremyb



Joined: 09 Dec 2008
Posts: 1549
Location: RecoverMyFlashDrive.com Fairfield, CT, USA

PostPosted: Mon Jun 29, 2020 22:37    Post subject: Notes: Chip 45 3c 98 b3 76 71
Reply with quote

DDR Enablement Command:

Cmd 0x5C 0xC5 0x55
Addr 0x00
Data 0x01

Cmd 0x55
Addr 0x20
Data 0x1

Register 0x20
Value 0x00 = Disable
Value 0x01 = Enable

When DDR is Enabled the chip id changes to
45 3c 9b b3 7e f1

As stated by Arvika, this chip comes in different models/configs..

Chip Config:
// Chip
Company Toshiba
Name Monolith
ID code 98 3c 98 b3
 
// Structure
Bus 8
Banks 1 x 32 GB
Page 18336
Block 0xa12800
Blocks 0xf68
 
// Read
Cmd WL
Col 2
Row 3
DDR false
 
// Timings
RE_Up 2
RE_Down 2
 
// Special
Power
Retry
Skip_Mask_1 0xff
Skip_Page_1 0xc0
Skip_Mask_2 0xffffffff
Skip_Page_2 0xffffffff
Join CE


This chip uses Registers 0x21 0x22 and 0x24 for Read Retry, use plot to find the ideal values.

Read Retry address space is 64 values.

Register 0x21
Not sure what to make of it, it seems like it adjusts the overall sensitivity, some uncorrectable areas are corrected at the expensive of making good areas red. There is no curve Use ECC Combine..
register-0x24.png
Register 0x24 Curve
Highlighted Area = Correct Values
register-0x22.png
Register 0x22 Curve
Highlighted Area = Correct Values
Display posts from previous:   
Reply to topic All times are GMT + 4 Hours
Page 1 of 1

 

Last added
IT1167BE-48A   2c 68 04 4a   1x1 Monolith USB 66   ec 1c 98 3f   1x1 SM2236G AC   2c 44 40 3c   2x2 IS903   2c a8 05 cb   2x2 SM2236G AC   2c 64 64 3c   4x1   v2 Monolith Micro SD_17   ec de 98 ce   1x2 Monolith USB 65   89 68 04 46   2x1 SM3268P   89 c4 08 32   2x1 MW8289E   45 de 94 93   1x1 PS2251-07-V   98 3a 98 a3   1x1
News
10.07.2020 Power adapter in stock
05.05.2020 RR even and odd blocks
10.03.2020 RR for ad 3a 18 03
01.12.2019 Power Adapter v3
20.04.2018 Sector Number Slow
Other products
© Soft-Center ltd.