K8A1215ETC データシートの表示（PDF） - Samsung
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K8A1215ETC Datasheet PDF : 84 Pages
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K8A12(13)15ET(B/Z)C
Rev. 1.1
datasheet NOR FLASH MEMORY
8.0 COMMAND DEFINITIONS
The K8A(10/11/12/13)15E operates by selecting and executing its operational modes. Each operational mode has its own command set. In order to select
a certain mode, a proper command with specific address and data sequences must be written into the command register. Writing incorrect information
which include address and data or writing an improper command will reset the device to the read mode. The defined valid register command sequences
are stated in Table 8.
[Table 8] Command Sequences
Command Definitions
Asynchronous Read
Reset 5),20)
Autoselect
Manufacturer ID 6)
Autoselect
Device ID 6)
Autoselect
Block Protection Verify 7)
Autoselect
Handshaking6), 8)
Program
Unlock Bypass
Unlock Bypass Program9)
Unlock Bypass Block Erase 9)
Unlock Bypass Chip Erase 9)
Unlock Bypass Reset
Chip Erase
Block Erase
Erase Suspend 10)
Erase Resume 11)
Program Suspend 12)
Program Resume 11)
Block Protection/Unprotection 13)
CFI Query 14)
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Add
Data
Cycle
1
1
4
4
4
4
4
3
2
2
2
2
6
6
1
1
1
1
3
1
1st Cycle 2nd Cycle 3rd Cycle
RA
RD
XXXH
F0H
555H
2AAH (DA)555H
AAH
55H
90H
555H
2AAH (DA)555H
AAH
55H
90H
555H
2AAH (BA)555H
AAH
55H
90H
555H
2AAH (DA)555H
AAH
55H
90H
555H
2AAH
555H
AAH
55H
A0H
555H
2AAH
555H
AAH
55H
20H
XXX
PA
A0H
PD
XXX
BA
80H
30H
XXXH
XXXH
80H
10H
XXXH
XXXH
90H
00H
555H
2AAH
555H
AAH
55H
80H
555H
2AAH
555H
AAH
55H
80H
(DA)XXXH
B0H
(DA)XXXH
30H
(DA)XXXH
B0H
(DA)XXXH
30H
XXX
XXX
ABP
60H
60H
60H
(DA)X55H
98H
4th Cycle
(DA)X00H
ECH
(DA)X01H
Note6
(BA)X02H
00H / 01H
(DA)X03H
0H/1H
PA
PD
555H
AAH
555H
AAH
5th Cycle 6th Cycle
2AAH
55H
2AAH
55H
555H
10H
BA
30H
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