BRIGHT
Microelectronics
Inc.
Preliminary BM29F400T/BM29F400B
Switching Waveforms, continued
CE
WE
BY/RY
5.0V
Vcc
GND
The rising edge of the last WE signal
Entire programming
or erase operations
t BUSY
Figure 13. RY/BY Timing Diagram During Program/Erase Operation
RY/BY
RESET
Data
5.0V
Vcc
GND
RP
t PWH
Ready
Vaild Data
Figure 14. /RESET Timing Diagram
A Winbond Company
- 29 -
Publication Release Date: May 1999
Revision A1