Status Register
M58LT128HST, M58LT128HSB
Definition
Table 9.
Bit
Status Register bits
Logic
Name
Type
Status
Status
Error
Level(1)
'1'
'0'
'1'
'0'
'1'
'0'
'1'
'0'
'1'
'0'
'1'
'0'
'1'
'0'
Ready
Busy
SR7 P/E.C. Status
Erase suspended
Erase Suspend
SR6
Status
Erase In progress or completed
Erase/Blank Check error
Erase/Blank Check success
Program error
Erase/Blank Check
SR5
Status
SR4 Program Status
Error
Program success
V
PP invalid, abort
SR3
SR2
SR1
V
PP Status
Error
VPP OK
Program suspended
Program Suspend
Status
Status
Error
Program in progress or completed
Program/Erase on protected block, abort
No operation to protected blocks
SR7 = ‘1’ Not allowed
Block Protection
Status
'1'
'0'
Program or Erase operation in a bank
SR7 = ‘0’
other than the addressed bank
Bank Write Status
Status
No Program or Erase operation in the
SR7 = ‘1’
device
Program or Erase operation in
SR7 = ‘0’
addressed bank
SR0
SR7 = ‘1’ Not allowed
The device is NOT ready for the next
SR7 = ‘0’ buffer loading or is going to exit the
BEFP mode
'1'
'0'
Multiple Word
Program Status
(Buffer Enhanced
Factory Program
mode)
Status
The device has exited the BEFP
SR7 = ‘1’
mode
The device is ready for the next
Buffer loading
SR7 = ‘0’
1. Logic level '1' is High, '0' is Low.
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