k8d6316u Samsung Semiconductor, Inc., k8d6316u Datasheet - Page 30

• Manufacturer Part Number: k8d6316u
• Description: 64m Bit 8m X8/4m X16 Dual Bank Nor Flash Memory
• Manufacturer: Samsung Semiconductor, Inc.

K8D6x16UTM / K8D6x16UBM
No
Figure 11. Data Polling Algorithms
Read(DQ0~DQ7)
Read(DQ0~DQ7)
Valid Address
DQ7 = Data ?
DQ7 = Data ?
Valid Address
DQ5 = 1 ?
Start
Fail
No
Yes
No
Notes :
1. All protected block groups are unprotected.
2. All previously protected block groups are protected once again.
( If WP/ACC = V
Yes
Yes
Figure 13. Temporary Block Group Unprotect Routine
Pass
Unprotect Completed
Program Operations
IL
Perform Erase or
Temporary Block
, the two outermost boot blocks remain protected )
RESET=V
RESET=V
(Note 1)
(Note 2)
30
Start
No
ID
IH
Read twice(DQ0~DQ7)
Read(DQ0~DQ7)
Read(DQ0~DQ7)
DQ6 = Toggle ?
DQ6 = Toggle ?
Valid Address
Valid Address
Valid Address
Figure 12. Toggle Bit Algorithms
DQ5 = 1 ?
Start
Fail
Yes
Yes
Yes
FLASH MEMORY
No
No
Revision 1.5
Pass
March 2005