W29GL032C_13 Datasheet, PDF (54/68 Pages) Winbond – 32M-BIT 3.0-VOLT PARALLEL FLASH MEMORY WITH PAGE MODE

W29GL032C
START
Read DQ[7:0] at Last
Write Address⁽¹⁾
NO
DQ7=Data#?
YES
DQ1=1?
Only for Write Buffer
Program
NO
NO
DQ5=1?
YES
YES
Read DQ[7:0] at Last
Write Address⁽¹⁾
NO
DQ7=Data#?⁽²⁾
YES
Fail
Pass
Write Buffer
Abort
Figure 8-21 Status Polling for Write Buffer Program Flowchart
Notes:
1.
2.
3.
For programming, valid address means program address.
For erasing, valid address means erase sectors address.
DQ7 should be rechecked even DQ5="1" because DQ7 may change simultaneously with DQ5.
48