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AT89S51 Microcontroller
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- Architecture: 8-bit Harvard architecture.
- Clock Speed: Typically operates at a frequency of up to 33 MHz (though 24 MHz is more common).
- Program Memory: 4KB of Flash memory for program storage.
- Data Memory: 128 bytes of RAM (data memory).
- AT89S51 Microcontroller
Description
- I/O Pins: 32 I/O pins for connecting to external devices and peripherals.
- Timers/Counters: Two 16-bit timer/counters.
- Serial Communication: Full-duplex UART for serial communication.
- Analog-to-Digital Converter (ADC): None integrated; external ADC can be interfaced if required.
- Operating Voltage: Typically operates in the range of +4.0V to +5.5V.
- Package Types: Available in various package types, including DIP (Dual In-line Package) and surface mount packages.
- Instruction Set: AT89S51 microcontrollers use the classic 8051 instruction set.
- Peripherals: On-chip oscillator and clock circuitry, four parallel I/O ports, Boolean processor, bit-addressable RAM area.
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