You may or may not be reading this on a smartphone, but odds are that even if you aren’t, you own one. Well, possess one, ...

Using a single GPIO port on a microcontroller to control N bits of arbitrary parallel binary outputs, e.g., a multi-digital display.

A lot of making goes on in this community these days, but sometimes you’ve just gotta do some old fashioned hacking. You might have grabbed an old Speak and Spell that you want to repurpose ...

This price reflects trading activity during the overnight session on the Blue Ocean ATS, available 8 PM to 4 AM ET, Sunday through Thursday, when regular markets are closed. The above button links to ...

Bluetooth Low Energy (BLE) radio chips are ubiquitous from Raspberry Pi to lightbulbs. BLE is an elaborate technology with a comprehensive specification, but the basics are quite accessible. A ...

The current price of Pi Network (PI) is $0.19997, as of Mar 6, 2026. Over the last 24 hours, the price has moved by 6.74%, with a change of -0.47% in the past hour. For longer-term performance, the ...