Electronic component search and free download site. Transistors,MosFET ,Diode,Integrated circuits
English
한국어
日本語
русский
简体中文
español
Номер в каталоге
Компоненты Описание
AT89C2051-12SA Просмотр технического описания (PDF) - Atmel Corporation
Номер в каталоге
Компоненты Описание
производитель
AT89C2051-12SA
8-bit microcontroller with 2Kbytes flash, 2.7V to 6.0V
Atmel Corporation
AT89C2051-12SA Datasheet PDF : 13 Pages
1
2
3
4
5
6
7
8
9
10
Next
Last
AT89C2051
Flash Programming Modes
Mode
Write Code Data
(1)(3)
RST/VPP
12V
Read Code Data
(1)
Write Lock
H
Bit - 1
12V
P3.2/PROG
H
P3.3
L
P3.4
H
P3.5
H
P3.7
H
L
L
H
H
H
H
H
H
Bit - 2
12V
H
H
L
L
Chip Erase
12V
(2)
H
L
L
L
Read Signature Byte
H
H
L
L
L
L
Notes: 1. The internal PEROM address counter is reset to 000H on the rising edge of RST and is advanced by a positive pulse at
XTAL 1 pin.
2. Chip Erase requires a 10-ms PROG pulse.
3. P3.1 is pulled Low during programming to indicate RDY/BSY.
Figure 3.
Programming the Flash Memory
Figure 4.
Verifying the Flash Memory
PP
4-21
Share Link:
datasheetq.com [
Privacy Policy
]
[
Request Datasheet
] [
Contact Us
]