Samsung FLEX-MUXONENAND KFN8GH6Q4M - Manual (Page 49)

Flex-MuxOneNAND4G(KFM4GH6Q4M-DEBx)
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FLASH MEMORY
Flex-MuxOneNAND8G(KFN8GH6Q4M-DEBx)
Flex-MuxOneNAND16G(KFKAGH6Q4M-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 Flex-MuxOneNAND and the controller.
F240h, default = 0000h
OnGo
This bit shows the overall internal status of the Flex-MuxOneNAND device.
In Cache Program Operation, OnGo bit shows the overall status of Cache Program process.
OnGo Information[15]
Error
This bit shows the overall Error status.
In case of Cache Program, Error bit will show the accumulative error status of Cache Program operation, so that if an error occurs during
Cache Program, this bit will stay as Fail status, until the end of Cache Program.
Error Information[10]
PI Lock Status (PI
L
)
This bit shows whether the PI block is locked or unlocked. Locking the PI has the effect of a 'Program/Erase protect' to guard against
accidental re-programming of data stored in the PI block.
The PI status bit is automatically updated at power-on and PI update operation by PI Update command.
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
OnGo Reserved(0000) Error
Reser
ved(0)
PI L
Reser
ved(0)
OTP L
OTP
BL
Reserved(00) Previous Current
TO
(0)
Item Definition Description
OnGo Internal Device Status
0 = ready
1 = busy
Error Load Program, Cache Program, and Erase Result
0 Pass
1 Fail