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8XC251SA Datasheet(PDF) 3 Page - Intel Corporation

Part No. 8XC251SA
Description  HIGH-PERFORMANCE CHMOS MICROCONTROLLER
Download  36 Pages
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Maker  INTEL [Intel Corporation]
Homepage  http://www.intel.com
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8XC251SA Datasheet(HTML) 3 Page - Intel Corporation

 
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PRELIMINARY
3
8XC251SA/SB/SP/SQ HIGH-PERFORMANCE CHMOS MICROCONTROLLER
Figure 1. 8XC251SA/SB/SP/SQ Block Diagram
SRC2 (8)
Code Address (24)
Clock & Reset
Code Bus (16)
Data RAM
512 Bytes
or
1024 Bytes
Code
OTPROM/ROM
8 Kbytes
or
16 Kbytes
Watchdog
Timer
Timer/
Counters
PCA
Serial I/O
Peripherals
Port 2
Drivers
P2.7:0
Port 0
Drivers
P0.7:0
Port 3
Drivers
P3.7:0
Port 1
Drivers
P1.7:0
Memory Address (16)
MCS® 251 Microcontroller Core
System Bus and I/O Ports
I/O Ports and
Peripheral Signals
SRC1 (8)
Peripheral
Interface
Interrupt
Handler
Clock
&
Reset
Bus Interface
Instruction Sequencer
DST (16)
ALU
Data
Memory
Interface
Memory Data (16)
Register
File
8XC251SA/SB/SP/SQ Microcontroller
A4214-01


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