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Atmel AT89C55

The Atmel AT89C55 is an 8051 based Full Static CMOS controller with Three-Level Program Memory Lock 32 I/O lines, 3 Timers/Counters, 8 Interrupts sources 20 K Flash Memory, 256 Bytes On-chip RAM.

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Development Tools
Compiler, Assembler, Linker, Debugger
Data Sheets
Data Sheet for the Atmel AT89C55
Data Sheet
458,282 bytes
Instruction Set Manual for the Atmel AT89C55
Instruction Set Manual
188,104 bytes

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Header Files
Example Code
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Emulators
FLASH Utilities
Device Programmers
Real-Time OS
Simulated Features

The following on-chip peripherals are simulated by the Keil Software µVision Debugger.

AGSI Drivers

The following AGSI Drivers are available for the Keil Software µVision Simulator.

AGDI Drivers

The following AGDI Drivers are available for the Keil Software µVision Debugger.

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