LH28F320S5B-L90 View Datasheet(PDF) - Sharp Electronics
Part Name
Description
MFG CO.
'LH28F320S5B-L90' PDF : 61 Pages View PDF
sharp
LHF32K10
FULL STATUS CHECK PROCEDURE FOR
MULTI WORD/BYTE WRITE OPERATION
Read Status Register
1
SR.3=
0
VPP Range Error
1
SR.1=
0
Device Protect Error
1
SR.4,5=
0
Command Sequence
Error
1
SR.4=
0
Multi Word/Byte Write
Successful
Multi Word/Byte Write
Error
Bus
Operation
Command
Comments
Standby
Standby
Check SR.3
1=VPP Error Detect
Check SR.1
1=Device Protect Detect
WP#=VIL,Block Lock-Bit is Set
Only required for systems
implementing lock-bit configuration
Standby
Check SR.4,5
Both 1=Command Sequence Error
Standby
Check SR.4
1=Data Write Error
SR.5,SR.4,SR.3 and SR.1 are only cleared by the Clear Status Register
command in cases where multiple locations are written before
full status is checked.
If error is detected, clear the Status Register before attempting
retry or other error recovery.
Figure 9. Full Status Check Procedure for Automated Multi Word/Byte Write
26
Rev. 1.55
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