MX29F1615
TABLE 5. MX29F1615 STATUS REGISTER
STATUS
IN PROGRESS
PROGRAM
ERASE
COMPLETE
PROGRAM
ERASE
FAIL
PROGRAM
ERASE
AFTER CLEARING STATUS REGISTER
NOTES Q7
1, 2
0
1, 3
0
1, 2
1
1, 3
1
1, 4
1
1, 4
1
1
Q6 Q5
0
0
0
0
0
0
0
0
0
0
0
1
0
0
Q4 Q3
0
0
0
0
0
0
0
0
1
0
0
0
0
0
NOTES:
1. Q7 : WRITE STATE MACHINE STATUS
1 = READY, 0 = BUSY
Q6 : RESERVED FOR FUTURE ENHANCEMENTS
Q5 : ERASE FAIL STATUS
1 = FAIL IN ERASE, 0 = SUCCESSFUL ERASE
Q4 : PROGRAM FAIL STATUS
1 = FAIL IN PROGRAM, 0 = SUCCESSFUL PROGRAM
Q3=0 = RESERVED FOR FUTURE ENHANCEMENTS.
Other bits are reserved for future use ; mask them out when polling the Status Register.
2. PROGRAM STATUS is for the status during Page Programming.
3. ERASE STATUS is for the status during Chip Erase.
4. FAIL STATUS bit(Q4 or Q5) is provided during Page Program or Chip Erase modes respectively.
5. Q3 = 0 all the time.
P/N: PM0615
REV. 1.1, JUN. 15, 2001
10