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Atmel AT89C51AC3

The Atmel AT89C51AC3 is an 8051 based CMOS controller with PCA, Dual DPTRs, WDT, 40 MHz High-Speed Architecture, X2 function, 32 + 5 I/O lines 3 Timers/Counters, 14 Interrupts/4 priority levels, UART, SPI, 8ch 10-bit A/D Converter, 64K FLASH, 2K Bootloader FLASH, 2K EEPROM 256 Bytes on-chip RAM, Additional 2K XRAM.

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Development Tools
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Data Sheets
Architectural Overview for the Atmel AT89C51AC3
Architectural Overview
227,495 bytes
Data Sheet for the Atmel AT89C51AC3
Data Sheet
2,112,167 bytes
Hardware Description for the Atmel AT89C51AC3
Hardware Description
428,668 bytes
Programmer's Guide for the Atmel AT89C51AC3
Programmer's Guide
246,346 bytes

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Header Files
Emulators
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Real-Time OS
Simulated Features

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

  • A/D Converter
  • EEPROM Data Memory
  • Flash with ISP and IAP
  • Interrupts 10S/4L (Including External)
  • PCA Timer with Modules (Only 2 Channels)
  • Ports 0-4 (5-bit)
  • Power Saving Modes (Idle and Power Down)
  • Serial UART (Enhanced Interface)
  • SPI
  • Timers 0-2 (Extended Timer 2)
  • Watchdog Timer
  • X2 Mode for CPU and Each Peripheral with Clock Control
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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