Samsung KFN4G16Q2A Computer Drive User Manual


 
MuxOneNAND2G(KFM2G16Q2A-DEBx)
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FLASH MEMORY
MuxOneNAND4G(KFN4G16Q2A-DEBx)
6.13 2X Program Operation Timing
A1 : Address of DataRAM to be written.
INT: Indicator for DataRAM’s Status (Ready=High, Busy=Low)
Ongoing Status : Indicated by OnGo bit in Controller Status Register [15] (F240h)
4KB data input : Asynch Write / Synch Write available.
Command input and INT pin behavior is based on ‘INT auto mode’.
In ‘INT manual mode’, writing ‘0’ to interrupt register is required before command issue.
1st data input
Address Setting
ADQ0~
ADQ15
A1
INT
....
4KB data into
2 DataRAMs
2X program Command
Ongoing
Status
Controller Status Register Check
Plane1 / Plane2 current : Pass=0, Fail=1
Plane1 / Plane2 previous: Invalid (Fixed to 0)