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Electronic Crafts

Keyboard for Arduino Projects

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Roman Sovalov By Roman Sovalov
Roman Sovalov
July 1, 2024
Hits: 356

In one of my arduino projects I needed a keyboard with more than 4x4 keys and I wanted to use less pins.

I deside to use I2C bus for connection my future keyboard to arduino, because I2C needs only 2 pins.

For keypad I deside to use port extender chip MCP23017.

Read more: Keyboard for Arduino Projects

Experiments in programming

One Word

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Roman Sovalov By Roman Sovalov
Roman Sovalov
June 9, 2024
Hits: 346

Do You remember the games on smartphones where You must have to guess the word wich unites four pictures? How many hours I lost in such games.

And now I want to repeat this game in Telegram. Let's start.

Read more: One Word

Off-Topic

Hi All!

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Roman Sovalov By Roman Sovalov
Roman Sovalov
November 27, 2023
Hits: 638

Hi, All!

My name is Roman and I'm glad to wellcome You in my personal blog. 

This is my next attempt to collect all my projects in one place, first of all not to forget and suddenly it may be interesting to someone else.

This blog will be about me, my hobbies, thinks, projects an about my life.

Good Luck to me! :-)

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