at89ls51-16si ATMEL Corporation, at89ls51-16si Datasheet - Page 17

• Manufacturer Part Number: at89ls51-16si
• Description: At89ls51, Low-voltage Microcontroller With 4k Bytes In-system Programmable Flash
• Manufacturer: ATMEL Corporation

3053B–MICRO–3/05
Figure 17-1. Programming the Flash Memory (Parallel Mode)
Figure 17-2. Verifying the Flash Memory (Parallel Mode)
3 - 16 MHz
3 - 16 MHz
PROGRAMMING
MODES TABLE
PROGRAMMING
MODES TABLE
SEE FLASH
0000H/FFFH
0000H/FFFH
SEE FLASH
ADDR.
ADDR.
A8 - A11
A8 - A11
A0 - A7
A0 - A7
P3.3
P1.0-P1.7
P2.0 - P2.3
P2.6
P2.7
P3.3
P3.6
P3.7
XTAL2
XTAL1
GND
P1.0-P1.7
P2.0 - P2.3
P2.6
P2.7
P3.6
P3.7
XTAL 2
XTAL1
GND
AT89S51
AT89S51
PSEN
PSEN
P3.0
RST
ALE
RST
V
ALE
EA
P0
V
EA
CC
P0
CC
4.5V - 5.5V
4.5V - 5.5V
PGM DATA
(USE 10K
PULLUPS)
PGM
DATA
PROG
V /V
V
RDY/
BSY
V
V
IH
IH
IH
IH
PP
AT89LS51
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