Stack Exchange Network

Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [attiny13]

The tag has no usage guidance.

0
votes
1answer
23 views

Which pins are represented by these constants from ABR library?

The following code comes from AtTiny serial library that I want to use: #include <avr/io.h> #include <avr/interrupt.h> #include <util/delay.h> // change these to use another pin #...
0
votes
1answer
41 views

AtTiny analog read always 1023

I am trying to replicate Low power LED firefly project. So what I'm trying to do is to do an analog read from a LED, to detect light. To simplify it a bit, I am using different pins and different leds ...
0
votes
0answers
208 views

Can 2 or more LED strobe Lights Flash in Sync?

I'm trying to build a strobe light that has at least 1 mode that can sync with another unit. The strobe light has 2 colors, white and red which are driven by 2 qlite drivers which are controlled by ...
0
votes
0answers
498 views

avrdude: Can't find programmer id “{upload.protocol}”

Every half a year I get an urge to make some program for my ATTiny 13. The fascinating thing is, that every half a year I run into a problem, even though I got it to work 6 months before. So, this ...
4
votes
1answer
207 views

Can I connect a voltage, higher that the 1.1V bandgap voltage, to an ADC pin

Can I (attempt to) measure a voltage that is higher that the ADCs Vref, without damaging my IC? I'm trying to measure the battery voltage using a resistive divider, and using the internal 1.1V ...
0
votes
2answers
469 views

Making a 7-hour timer-based relay

I want to make a very small 7-hour timer circuit that can turn on a relay after 7 hours. I am trying to make the first prototype with an Arduino Nano but I can't understand how to program it for such ...
1
vote
0answers
419 views

Attiny13 analogread() not working on all pins

I am new here and perhaps you could help me. I am trying to program Attiny13 with the following short sketch which uses ADC (analogread()) function, that is supposed to work like this: reads voltage ...
1
vote
2answers
1k views

Low Power Pin Change Detection (ATtiny)

I want to use an ATtiny as data logger for the opening and closing of a door/window. For that I am using a reed-switch. Since I want to run it from a 3V coin battery, long term power consumption is ...
0
votes
2answers
1k views

How to add Attiny13 to Attiny board profile in Arduino IDE 1.6?

Several months ago, I asked how to add (or where to get) Attiny13 to the list of boards in the Attiny package available in github: https://github.com/damellis/attiny In post 1.5 IDE, the package is ...
-1
votes
1answer
334 views

Can I create a serial.read command with the arduino code alone?

I am trying to manipulate a project and the simplest way to do what I am trying to do would be to use the existing code. This code is designed to take an input from the serial monitor using serial....
2
votes
1answer
1k views

Uploading .hex to ATTiny13 using Arduino

I would like to upload a .hex to ATTiny13V (or '13A) using Arduino Uno R3. I think I know everything to do, but ATTiny13 ISP support and Arduino IDE is a bit search-and-find, and I have some grey-...
0
votes
2answers
125 views

Where are the chip configurations stored in IDE 1.6.x? How to modify them?

With the new 1.6.x version of the Arduino IDE, obscurity of adding new chips has gained new level. It now seems you have to add HTTP links to some JSON files in single-line edit field in settings. I ...