Samsung MUXONENAND A-DIE KFM2G16Q2A User Manual
Page 73
MuxOneNAND2G(KFM2G16Q2A-DEBx)
- 73 -
FLASH MEMORY
MuxOneNAND4G(KFN4G16Q2A-DEBx)
Controller Status Register Output Modes
NOTE :
1) ERm and/or ERs bits in ECC status register at Load Fail case is 10. (2bits error - uncorrectable)
2) ERm and ERs bits in ECC status register at Load Reset case are 00. (No error)
3) Multi Block Erase status should be checked by Erase Verify Read operation.
4) "1" for OTP Block Lock, "0" for OTP Block Unlock.
5) "1" for 1st Block OTP Lock, "0" for 1st Block OTP Unlock.
Mode
Controller Status Register [15:0]
[15]
[14]
[13]
[12]
[11]
[10]
[9]
[7]
[6]
[5]
[4]
[3]
[2]
[1]
[0]
OnGo
Lock
Load
Prog
Erase
Error
Sus
RSTB
OTP
L
(note4)
OTP
BL
(note5)
Plane1
Previous
Plane1
Current
Plane2
Previous
Plane2
Current
TO
Load / Cache Read
Ongoing
1
0
1
0
0
0
0
0
0/1
0/1
0
0
0
0
0
Program Ongoing
1
0
0
1
0
0
0
0
0/1
0/1
0
0
0
0
0
Erase Ongoing
1
0
0
0
1
0
0
0
0/1
0/1
0
0
0
0
0
Reset Ongoing
1
0
0
0
0
0
0
1
0/1
0/1
0
0
0
0
0
Multi-Block Erase
Ongoing
1
0
0
0
1
0
0
0
0/1
0/1
0
0
0
0
0
Erase Verify Read
Ongoing
1
0
0
0
0
0
0
0
0/1
0/1
0
0
0
0
0
Load / Cache Read OK
0
0
0
0
0
0
0
0
0/1
0/1
0
0
0
0
0
Program OK
0
0
0
0
0
0
0
0
0/1
0/1
0
0
0
0
0
Erase OK
0
0
0
0
0
0
0
0
0/1
0/1
0
0
0
0
0
Erase Verify Read
OK
3)
0
0
0
0
0
0
0
0
0/1
0/1
0
0
0
0
0
Load Fail
1)
0
0
1
0
0
1
0
0
0/1
0/1
0
0
0
0
0
Program Fail
0
0
0
1
0
1
0
0
0/1
0/1
0
0
0
0
0
Erase Fail
0
0
0
0
1
1
0
0
0/1
0/1
0
0
0
0
0
Cache Read Fail
1
0
1
0
0
1
0
0
0/1
0/1
0
0
0
0
0
Erase Verify Read
Fail
3)
0
0
0
0
1
1
0
0
0/1
0/1
0
0
0
0
0
Load Reset
2)
0
0
1
0
0
1
0
1
0/1
0/1
0
0
0
0
0
Program Reset
0
0
0
1
0
1
0
1
0/1
0/1
0
0
0
0
0
Erase Reset
0
0
0
0
1
1
0
1
0/1
0/1
0
0
0
0
0
Erase Suspend
0
0
0
0
1
0
1
0
0/1
0/1
0
0
0
0
0
Program Lock
0
1
0
1
0
1
0
0
0/1
0/1
0
0
0
0
0
Erase Lock
0
1
0
0
1
1
0
0
0/1
0/1
0
0
0
0
0
Load Lock(Buffer Lock)
0
1
1
0
0
1
0
0
0/1
0/1
0
0
0
0
0
OTP Program Fail(Lock)
0
1
0
1
0
1
0
0
1
1
0
0
0
0
0
OTP Program Fail
0
0
0
1
0
1
0
0
0
0
0
0
0
0
0
OTP Erase Fail
0
1
0
0
1
1
0
0
0/1
0/1
0
0
0
0
0
Program Ongoing(Susp.)
1
0
0
1
1
0
1
0
0/1
0/1
0
0
0
0
0
Load Ongoing(Susp.)
1
0
1
0
1
0
1
0
0/1
0/1
0
0
0
0
0
Program Fail(Susp.)
0
0
0
1
1
1
1
0
0/1
0/1
0
0
0
0
0
Load Fail(Susp.)
0
0
1
0
1
1
1
0
0/1
0/1
0
0
0
0
0
Invalid Command
0
0
0
0
0
1
0
0
0/1
0/1
0
0
0
0
0
Invalid Command(Susp.)
0
0
0
0
1
1
1
0
0/1
0/1
0
0
0
0
0