pcb

Avr Learning Kit

ATMEL AVR ATMega 8535/16/32 and ATMEL AT89S5x Family Learning Kit

Both Mainboard Features Pin compatible for 40-pin AVR and AT89S5x family Microcontrollers Single sided PCB, header for 4 I/O ports, ISP port and RS-232 port Built in +5V voltage regulator LM7805 with heatsink Built in +5V and +12V (depend on input voltage) with terminal screw connector for further expansion Onboard In System Programmer header Schematic …

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Automated grapefruit segmenter

Automated grapefruit segmenter using Atmega644

Part I. High Level Design 1 Rationale and Problem Overview As regular grapefruit consumers, both of us could appreciate the value in automating the cutting procedure. We saw the problem as suitable for a final project because it is [very] challenging while requiring a combination of software, analog electrical hardware, and physical components. The device has …

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COMPUTER-CONTROLLED-1

ATMEL AT90S2313 COMPUTER-CONTROLLED SCROLLING LED TEXT

All details were shared with the marquee circuit computer control program atmel at90s2313 source software image format PCB, schematics and drawings have OrCAD source. The marquee on the circuit The marquee circuit 350 leds… Electronics Projects, Atmel AT90S2313 Computer-Controlled Scrolling LED Text “avr project, microcontroller projects, “ All details were shared with the marquee circuit computer control program atmel …

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ANALOG-LED-CLOCK-CIRCUIT

ANALOG LED CLOCK CIRCUIT AT89C2051P USING ATMEGA

301 LED Analog Clock Project Schema Files of PCB and C51 Compiler Source Code has been prepared by the C-in hex The clock circuit is made of 301 LEDs with a diameter of 3mm… Electronics Projects, Analog LED Clock Circuit AT89C2051P “avr project, led projects, microcontroller projects, “ 301 LED Analog Clock Project Schema Files of PCB and C51 …

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A Step-Down Regulator Requires Only Three External Components

The LTC3639 step-down regulator integrates key high performance features into one compact IC. It is capable of up to 150V input voltage and 100mA output current, utilizing synchronous rectification and low quiescent current to maintain high efficiency over a broad spectrum of load current. Its adjustable output can be programmed from 0.8V to VIN, while …

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Programmable watch with four character display

You’ll be the talk of the town when you wear this obnoxious, oversized, completely impractical wristwatch. Display your favourite foul language, song lyrics, prime numbers, etc. Inspired by the Microreader kit, I decided to make a giant watch using similar sixteen segment displays. Twelve hours later, I came out of my masochistic fugue and stopped …

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