K9K1G08U0A Samsung semiconductor, K9K1G08U0A Datasheet - Page 17
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K9K1G08U0A
Manufacturer Part Number
K9K1G08U0A
Description
128M x 8 Bit / 64M x 16 Bit NAND Flash Memory
Manufacturer
Samsung semiconductor
Datasheet
1.K9K1G08U0A.pdf
(43 pages)
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NAND Flash Technical Notes
K9K1G08Q0A
K9K1G08U0A
Erase Flow Chart
*
Block Replacement
Erase Error
memory
Buffer
: If erase operation results in an error, map out
the failing block and replace it with another block.
*
error occurs
No
K9K1G16Q0A
K9K1G16U0A
Read Status Register
Write Block Address
Erase Completed
or R/B = 1 ?
I/O 0 = 0 ?
I/O 6 = 1 ?
Write D0h
Write 60h
Start
Yes
Yes
(Continued)
Page a
No
Block A
Block B
17
Reclaim the Error
Read Flow Chart
When the error happens with page "a" of Block "A", try
to write the data into another Block "B" from an exter-
nal buffer. Then, prevent further system access to
Block "A" (by creating a "invalid block" table or other
appropriate scheme.)
No
Page Read Completed
FLASH MEMORY
ECC Generation
Write Address
Verify ECC
Read Data
Write 00h
Start
Yes
Preliminary