MuxOneNAND2G(KFM2G16Q2A-DEBx)

FLASH MEMORY

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

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

OTPL

OTPBL

Plane1

Plane1

Plane2

Plane2

TO

Previous

Current

Previous

Current

(0)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

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]

Item

Definition

Description

OnGo

Internal Device Status

0 = ready

1 = busy

 

 

 

 

 

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]

Lock

Locked/Unlocked Check Result

0

Unlocked

 

 

1

Locked

 

 

Load

This bit shows the Load Operation status.

Load Information[13]

Item

Definition

Description

Load

Load Operation status

0 = ready (default)

1 = busy or error (see controller status output modes)

 

 

 

 

 

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Samsung KFN4G16Q2A, KFM2G16Q2A warranty System Configuration 2 Register F222h, Controller Status Register F240h R