MuxOneNAND2G(KFM2G16Q2A-DEBx)

FLASH MEMORY

 

MuxOneNAND4G(KFN4G16Q2A-DEBx)

Reset / Busy (RSTB)

 

 

 

This bit shows the Reset Operation status.

 

 

 

RSTB Information[7]

 

 

 

 

Item

 

Definition

Description

 

 

RSTB

 

Reset Operation Status

0 = ready (default)

 

 

 

1 = busy (see controller status output modes)

 

 

 

 

 

 

 

 

 

 

 

 

OTP Lock Status (OTPL)

This bit shows whether the OTP block is locked or unlocked. Locking the OTP has the effect of a 'write-protect' to guard against accidental re- programming of data stored in the OTP block.

The OTPL status bit is automatically updated at power-on and it must be referred only on Chip1 within DDP.

OTP Lock Information[6]

OTPL

OTP Locked/Unlocked Status

0

OTP Block Unlock Status(Default)

 

 

1

OTP Block Lock Status(Disable OTP Program/Erase)

 

 

1st Block OTP Lock Status (OTPBL)

This bit shows whether the 1st Block OTP is locked or unlocked.

Locking the 1st Block OTP has the effect of a 'Program/Erase protect' to guard against accidental re-programming of data stored in the 1st block.

The OTPBL status bit is automatically updated at power-on and it must be referred only on Chip1 within DDP.

OTP Lock Information[5]

OTPBL

1st Block OTP Locked/Unlocked Status

0

1st Block OTP Unlock Status(Default)

 

 

1

1st Block OTPLock Status(Disable 1st Block OTP Program/Erase)

 

 

Plane1 Previous

This bit shows the previous program status of Plane1 at 2X Cache Program. This value is invalid only at the first ‘Read Controller Status Reg- ister’ step of 2X Cache Program and 2X Interleave Cache Program operation. (Refer to 6.14 and 6.15)

Plane1 Previous Information[4]

Plane1 Previous

Status of previous program on Plane1

0

Pass

 

 

1

Fail

 

 

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Samsung KFN4G16Q2A, KFM2G16Q2A warranty Rstb, Otpl, Otpbl