E
28F016XS FLASH MEMORY
4.6 Global Status Register
WSMS
OSS
DOS
R
R
R
R
R
7
6
5
4
3
2
1
0
NOTES:
GSR.7 = WRITE STATE MACHINE STATUS
1 = Ready
0 = Busy
RY/BY# output or WSMS bit must be checked to
determine completion of an operation (block lock,
suspend, Upload Status Bits, erase or data
program) before the appropriate Status bit (OSS
or DOS) is checked for success.
GSR.6 = OPERATION SUSPEND STATUS
1 = Operation Suspended
0 = Operation in Progress/Completed
GSR.5 = DEVICE OPERATION STATUS
1 = Operation Unsuccessful
0 = Operation Successful or Currently
Running
GSR.4–0 = RESERVED FOR FUTURE ENHANCEMENTS
These bits are reserved for future use; mask them out when polling the GSR.
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