OneNAND512Mb(KFG1216U2B-xIB6)
FLASH MEMORY
2.8.20 System Configuration 2 Register F222h
This register is reserved for future use.
2.8.21 Controller Status Register F240h (R)
This Read register shows the overall internal status of the OneNAND and the controller.
F240h, default = 0000h
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
Reserved
(0)
TO
(0)
OTPBL
OnGo Lock Load Prog Erase Error Sus
RSTB OTPL
Reserved(0000)
OnGo
This bit shows the overall internal status of the OneNAND device.
OnGo Information[15]
Item
Definition
Internal Device Status
Description
0 = ready
1 = busy
OnGo
Lock
This bit shows whether the host is loading data from the NAND Flash array into the locked BootRAM or whether the host is perform-
ing a program/erase of a locked block of the NAND Flash array.
Lock Information[14]
Lock
Locked/Unlocked Check Result
0
1
Unlocked
Locked
Load
This bit shows the Load Operation status.
Load Information[13]
Item
Definition
Load Operation status
Description
0 = ready (default)
1 = busy or error (see controller status output modes)
Load
44
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