Uploaded March 2019 | Updated September 2026, 2 weeks ago

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Update: there is a mistake in the wiring diagram! here is an updated one
twitter.com/justarb/status/1108321378317402117?s=19

In this video we will take a look at programming the ATtiny 841 using the Arduino IDE

The ATtiny 841 looks like a really capable chip, it has two serials it can be an i2c slave and costs around $1

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Links:
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Attiny Core: github.com/SpenceKonde/ATTinyCore

3 Hour stream that no one wants to watch: youtube.com/watch?v=vVWdkSeqwOg&list=PLbd5_U5QzQgZH5XIStojSUjH6QR0w-iv_

Attiny 85 shield Video: youtube.com/watch?v=7ntQDCIqioU

How to setup the Arduino as ISP Timestamp: youtu.be/7ntQDCIqioU?t=265

Maxint R&D's channel: youtube.com/channel/UCUPB-0CbcJK4VGwloY-icsw


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Parts Used:
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ATtiny 841 -

Farnell: ie.farnell.com/microchip/attiny841-ssu/mcu-attiny-8kb-16mhz-soic-14/dp/2396716?st=attiny%20841

Digikey: digikey.com/product-detail/en/microchip-technology/ATTINY841-SSUR/ATTINY841-SSURCT-ND/4437442

20 PCS IC Adapter PCBs* - http://s.click.aliexpress.com/e/b3Xxnnlm

IC to DIP socket* - http://s.click.aliexpress.com/e/cDBp3jK

RobotDyn Arduino Nano* - http://s.click.aliexpress.com/e/c7RwcaCg

PL2303 USB to Serial Converter* - http://s.click.aliexpress.com/e/bwHZzd9e

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tindie.com/stores/brianlough

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My Tools & Kit*:
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Ts-100 Soldering Iron
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Logitech C920 HD 1080p Pro webcam
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