• repair microcontroller circuit
    Schematic · 1.62 MB · 9 Sept 2021
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    1.62 MB
  • 334 Automatic Car Washing and Drying Using Microcontroller 8051

    Project document describing an automatic car washing and drying system controlled by an 8051 microcontroller, provided as a 533 KB PDF.

    Schematic · 533 KB · 24 Jan 2023
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    533 KB
  • mega164 324 644

    Complete datasheet for the ATmega164, ATmega324 and ATmega644 AVR microcontrollers, a 2.66 MB PDF.

    Datasheet · 2.66 MB · 22 Oct 2015
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    2.66 MB
  • mega163

    Datasheet for the legacy ATmega163 AVR microcontroller, a 2.15 MB PDF file. It documents the pin layout, memory organisation, timers, ADC, serial interfaces, programming…

    Datasheet · 2.15 MB · 22 Oct 2015
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    2.15 MB
  • RFPIC12C509AG,AF

    Microchip datasheet for the rfPIC12C509AG and rfPIC12C509AF, microcontrollers with an integrated RF transmitter, in a 1.33 MB PDF.

    Datasheet · 1.33 MB · 25 Oct 2015
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    1.33 MB
  • PIC16C62B,72A

    Combined Microchip datasheet for the PIC16C62B and PIC16C72A microcontrollers, provided as a 2.07 MB PDF.

    Datasheet · 2.07 MB · 25 Oct 2015
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    2.07 MB
  • mega161

    Datasheet for the older ATmega161 AVR microcontroller, a 1.65 MB PDF document. It details pin functions, the memory map, peripherals such as timers and UARTs…

    Datasheet · 1.65 MB · 22 Oct 2015
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    1.65 MB
  • pic16f628

    PDF datasheet for the Microchip PIC16F628 flash microcontroller, 1.68 MB in size. It describes the pin functions, internal oscillator, comparators, USART, timers…

    Datasheet · 1.68 MB · 26 Oct 2015
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    1.68 MB
  • 4n35rev2

    PDF datasheet for the 4N35 optocoupler, marked as revision 2 in the file name and about 276 KB in size.

    Schematic · 276 KB · 2 Aug 2026
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    276 KB