20 system configuration 2 register f222h, 21 controller status register f240h (r) – Samsung MUXONENAND A-DIE KFM2G16Q2A User Manual
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MuxOneNAND2G(KFM2G16Q2A-DEBx)
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MuxOneNAND4G(KFN4G16Q2A-DEBx)
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 MuxOneNAND and the controller.
F240h, default = 0000h
OnGo
This bit shows the overall internal status of the MuxOneNAND device.
In 2X Cache Program Operation, OnGo bit shows the overall status of 2X Cache Program process.
OnGo Information[15]
Lock
This bit shows whether the host is loading data from the NAND Flash array into the locked BootRAM or whether the host is performing a pro-
gram/erase of a locked block of the NAND Flash array.
Lock Information[14]
Load
This bit shows the Load Operation status.
Load Information[13]
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
OnGo Lock
Load
Prog Erase Error
Sus
Reserved RSTB OTP
L
OTP
BL
Plane1
Previous
Plane1
Current
Plane2
Previous
Plane2
Current
TO
(0)
Item
Definition
Description
OnGo
Internal Device Status
0 = ready
1 = busy
Lock
Locked/Unlocked Check Result
0
Unlocked
1
Locked
Item
Definition
Description
Load
Load Operation status
0 = ready (default)
1 = busy or error (see controller status output modes)