at87f52-20qi ATMEL Corporation, at87f52-20qi Datasheet - Page 15
at87f52-20qi
Manufacturer Part Number
at87f52-20qi
Description
At87f52 8-bit Microcontroller With 8k Bytes Quickflash
Manufacturer
ATMEL Corporation
Datasheet
1.AT87F52-20QI.pdf
(24 pages)
- Current page: 15 of 24
- Download datasheet (187Kb)
QuickFlash Programming and Verification Waveforms
P1.0 - P1.7
P2.0 - P2.4
ALE/PROG
(RDY/BSY)
(ENABLE)
PORT 0
P3.4
P2.7
EA/V
PP
t
t
SHGL
AVGL
t
EHSH
V
PROGRAMMING
PP
t
DVGL
ADDRESS
DATA IN
t
GLGH
t
GHBL
(2)
t
GHDX
t
ELQV
t
GHAX
t
GHSL
LOGIC 1
LOGIC 0
BUSY
t
WC
VERIFICATION
DATA OUT
ADDRESS
t
AVQV
READY
t
EHQZ
15
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