Tags » Attiny

The Atmel's Universal Serial Interface (USI) sucks for I2C

Quick Intro to I2C

Along with USART and SPI, I2C is definitely the most common interface used by a microcontroller to communicate with peripherals. In order to implement an I2C bus all you need is two open-collector collector pins, one for the SCL (clock) line and one for the SDA (data) line.  1,017 more words

Electronics

ATtiny Chip Abused in RFID Application

One of Atmel’s smallest microcontrollers, the ATtiny, is among the most inexpensive and reliable chips around for small applications. It’s also one of the most popular. 208 more words

Microcontrollers

Continuity Tester uses the ATtiny85's Comparator

There’s an inside joke among cyclists – the number of bikes you need is “n+1”, where “n” is your current number of bikes. The same probably also applies to the number of tools and equipment a hacker needs on their workbench. 245 more words

ATtiny Hacks

Weather Station Needs Almost No Batteries

While the ESP8266 has made its way into virtually every situation where a low-cost WiFi solution is needed, it’s not known as being a low-power solution due to the amount of energy it takes to run WiFi. 217 more words

Microcontrollers

Project: Nixie Clock (upgrade) - Final Code

The clock is controlled by an ATTiny87 which has three main jobs:

  1. Counting the pulses from the Maxim DS32kHz
  2. Controlling the display via the shift registers (
  3. 1,838 more words
Electronics

Writing Code for the ATtiny10

I previously wrote about the hardware aspects of getting your code into an ATtiny10 some 7 years ago (wow that was realllyy a long time ago!). 1,670 more words

Code

Workshop: Assembling the Tinusaur Kit in Varna, Bulgaria

This Saturday, September 2nd, we will have one day workshop for assembling the Tinusaur kits for those who supported our Indiegogo crowdfunding campaign. It will take place in Varna, Bulgaria, our host will be VarnaLab – the local hackerspace.

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