MuxOneNAND2G(KFM2G16Q2A-DEBx)

FLASH MEMORY

MuxOneNAND4G(KFN4G16Q2A-DEBx)

2.8.22 Interrupt Status Register F241h (R/W)

This Read/Write register shows status of the MuxOneNAND interrupts.

In DDP, INT register will not be written if DBS, DFS is not set.

F241h, defaults = 8080h after Cold Reset; 8010h after Warm/Hot Reset

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

INT

 

 

Reserved(0000000)

 

 

RI

WI

EI

RSTI

 

Reserved(0000)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Interrupt (INT)

This is the master interrupt bit. The INT bit is wired directly to the INT pin on the chip. Upon writing '0' to the INT bit, the INT pin goes low if INTpol is high and goes high if INTpol is low.

INT Interrupt [15]

Status

Conditions

Default State

Valid

Interrupt

Cold

Warm/hot

State

Function

 

 

 

 

1

1

0

off

 

 

 

 

 

 

 

One or more of RI, WI, RSTI and EI is set to ‘1’, or

 

 

01

Pending

sets itself to ‘1’

0065h, 0023h, 0071h, 002Ah, 0027h and 002Ch

 

 

 

commands are completed.

 

 

 

 

 

 

 

 

 

 

 

’0’ is written to this bit,

 

 

 

 

clears to ‘0’

Cold/Warm/Hot reset is being performed, or

 

 

10

off

command is written to Command Register in INT

 

 

 

 

 

 

 

 

auto mode

 

 

 

 

 

 

 

 

 

 

Read Interrupt (RI)

This is the Read interrupt bit.

RI Interrupt [7]

Status

Conditions

Default State

Valid

Interrupt

Cold

Warm/hot

State

Function

 

 

 

 

1

0

0

off

 

 

 

 

 

 

 

At the completion of an Load Operation

 

 

01

Pending

sets itself to ‘1’

(0000h, 000Eh, 000Ch, 000Ah, 0013h,

 

 

 

Load Data into Buffer, or boot is done)

 

 

 

 

 

 

 

 

 

 

 

’0’ is written to this bit,

 

 

 

 

clears to ‘0’

Cold/Warm/Hot reset is being performed, or

 

 

10

off

command is written to Command Register in INT

 

 

 

 

 

 

 

 

auto mode

 

 

 

 

 

 

 

 

 

 

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Samsung KFN4G16Q2A, KFM2G16Q2A warranty Interrupt Status Register F241h R/W, Rsti