In this video, I created a blood oximeter by using the MAX30105 particle sensor to figure out the changes in color of passing ...

#define I2C_SCL_IDX(p) ((p == 0) ? I2C0_SCL_PAD_OUT_IDX : ((p == 1) ? I2C1_SCL_PAD_OUT_IDX : 0)) #define I2C_SDA_IDX(p) ((p == 0) ? I2C0_SDA_PAD_OUT_IDX : ((p == 1 ...

I purchased one of each of these cheap sensors recently from aliexpress for testing purposes. Compared with the ubiquitous HC-SR04 (*), I liked the idea of having a combined emitter/receiver, i.e.

The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...

The 8051 was an 8-bit Harvard-architecture microcontroller first put out by Intel in 1980.  They’ve since discontinued that ...

It’s always nice to simulate a project before soldering a board together. Tools like QUCS run locally and work quite well for ...

I’ve been testing out the RYB2340 Bluetooth module, and it’s honestly one of the simplest ways I’ve found to add wireless control to Arduino or ESP8266 projects. In this video, I’ll walk you through ...

For over 5 years, Arthur has been professionally covering video games, writing guides and walkthroughs. His passion for video games began at age 10 in 2010 when he first played Gothic, an immersive ...

If you’re after the latest Hunting Sniper codes, you’ve come to the right place. This competitive hunting game for mobile devices has a huge fanbase, with the devs constantly adding new guns, ammo ...

Competitive fighting games are pretty common on Roblox, though Drowningsome’s brand-new pugilistic punch ’em up is the latest contender to step into the ring. While you’re busy battering the living ...

April 2, 2026: We added a new Blox Fruits code for the Easter event, remember to also claim any working codes you might have missed. They're all down below. Find the 24 eggs scattered around the three ...