attiny85

Repair dead AVR's – Attiny fusebit doctor (HVSP)

Did you make a mistake while programming fusebits, or purposely disabled reset pin (RSTDISBL) or ISP programming (SPIEN)? No need to buy or make inconvenient HV programmer only for unlock couple of Tiny AVR’s. This Attiny fusebit HV doctor will cure your dead tiny microcontrollers, by restoring all fusebits to factory settings – nice and

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Swiss AVR Knife using Microcontroller ATtiny84

The Swiss AVR Knife bundles a number of AVR programming projects together in a single convenient Altoids Gum Tin. Because of the flexibility afforded by microcontroller programming, it also provides a starting point for any number of projects based on LEDs and sound output. The SAK can contain as many programs as the 8K of

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Debugging AVR code in Linux with simavr using Microcontroller ATTiny85

I recently started programming AVR chips, namely the ATTiny85.  They can be programmed using C, compilers are readily available in Ubuntu, and you can do a LOT with them – just search for avr on this site!  Anyway, I was having some trouble with my project today – the LED wouldn’t flash!  I couldn’t figure

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USB PCB Business Card

USB PCB Business Card Using ATtiny85 Microcontroller

This is a business card that will type out some text when you plug it into a USB port. It uses a ATtiny85 microcontroller with V-USB based code to emulate a keyboard. The typing is triggered by the CAPS LOCK status LEDs being toggled 3 times. This instructable will focus on using CadSoft EAGLE to

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