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More lights!

More lights!

One blue LED was simply amazing. I have a few more LEDs in different colors. Let’s do something like a mini-garland! [more...]

Raspberry Pi GPIO Drive Strength

Raspberry Pi GPIO Drive Strength

Last time, when the LED so delightfully shone, we completely lost sight of the need to somehow regulate the current on the GPIO, since 8mA, which set by default, a bit different from the desired 4mA. [more...]

Kotlin and GPIO in Raspberry Pi

Kotlin and GPIO in Raspberry Pi

Last time we calculated the electrical circuit and checked it on the breadboard. I had such an LED that we need to provide 4mA on any GPIO. Now it’s up to the software. [more...]

A Prometheus Moment with Raspberry Pi

A Prometheus Moment with Raspberry Pi

As a person who does not know which end to hold the soldering iron, I’m very afraid of damaging Raspberry Pi. Therefore I want to get a clear idea of how these GPIOs are designed not to fry them. [more...]

Return Escape to Arteck HB030 Bluetooth Keyboard

Return Escape to Arteck HB030 Bluetooth Keyboard

The top row of keys on the bluetooth keyboard Arteck HB030 by default works as multimedia keys to get Escape, F1-F10 you need to press the Fn key and one of these keys. To me, as a fan of Vim, it’s not very convenient. [more...]