credit-card_size_pomodoro_timer []

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**credit card size pomodoro timer**

on off switch https://ca.mouser.com/ProductDetail/E-Switch/LL3301NF065QG?qs=sGAEpiMZZMvxtGF7dlGNpqqmTFthXBmf0KM%252bqj1KR%252bA%3d

connector https://www.digikey.com/product-detail/en/sullins-connector-solutions/PPTC061LGBN-RC/S5442-ND/775900

attiny 556-ATTINY84A-SSU

vibration motor 
619-28821 

https://ca.mouser.com/ProductDetail/Linx-Technologies/BAT-HLD-001?qs=sGAEpiMZZMtT9MhkajLHrnz%2fFPUZSgO1koSsSyYdFD4%3d

green
https://www.digikey.ca/product-detail/en/lumex-opto-components-inc/SML-LX1206GW-TR/67-1002-1-ND/270799

orange
https://www.digikey.ca/product-detail/en/broadcom-limited/HSMD-C150/516-1441-1-ND/637765

yellow
https://www.digikey.ca/product-detail/en/broadcom-limited/HSMY-C150/516-1442-1-ND/637766

resistor 1206?? calculator says 47 ohms... maybe buy 100, 200, 300, 400


**links** 

https://oscarliang.com/arduino-timer-and-interrupt-tutorial/
https://github.com/brendanmatkin/ATtiny_Workshop
https://www.youtube.com/watch?v=3ZCPjabxCrk

**special thanks**
andrew
nich

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