at89c51ic2-slsim ATMEL Corporation, at89c51ic2-slsim Datasheet - Page 3
at89c51ic2-slsim
Manufacturer Part Number
at89c51ic2-slsim
Description
At89c51ic2 8-bit Flash Microcontroller With 2-wire Interface
Manufacturer
ATMEL Corporation
Datasheet
1.AT89C51IC2-SLSIM.pdf
(147 pages)
- Current page: 3 of 147
- Download datasheet (2Mb)
Block Diagram
Figure 1. Block Diagram
4301D–8051–02/08
ALE/PROG
XTAL1
XTAL2
PSEN
WR
EA
RD
(2)
(2)
CPU
(1): Alternate function of Port 1
(2): Alternate function of Port 3
(2) (2)
(2)
Timer 0
Timer 1
EUART
BRG
(2)
+
CORE
C51
(2) (2)
RAM
Ctrl
256
INT
x8
IB-bus
Port 0 Port 1
Parallel I/O Ports & Ext Bus
32K x 8
Flash
Port 2
Port 3 Port 12
(1)
(1)
PCA
(1)
Watch
Timer 2
Dog
(1)
Board
Key
Two-Wire
(1)
SPI
(1)
(1)
(1)
3
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