UVEPROM
Austin Semiconductor, Inc.
AS27C256A
FIGURE 1. FLASHRITE PULSE PROGRAMMING FLOWCHART
Start
Address = First Location
VCC=6.25V, VPP=12.75V
X=0
Program One 100us Pulse
Increment X
Programming
Section
X = 25 ?
NO
Program
Verify
Byte?
Pass
Last
Increment Address
NO
Address?
YES
FAIL
Yes
VCC = VPP = 5.25V
Read
Verify
Section
READ
Verify
Bytes?
Pass
Device Passed
FAIL
Device Failed
AS27C256A
Rev. 1.1 6/05
Austin Semiconductor, Inc. reserves the right to change products or specifications without notice.
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