But what if all you have on hand is an ESP8266? [TechColab] needed to control a solenoid valve with a short pulse via a solid-state relay (SSR) but found that the trusty 555 timer was tricky to ...

But it’s a pretty cool rabbit hole that leads to homebrew neon seven-segment displays on a calculator with relay logic. It’s a little thin on documentation so far, but that’s because [Mark ...

ScioSense has launched a two-channel time-to-digital converter for lidar distance measurement. LTDC-X3, as it will be known, offers single-shot resolution of up to 20ps(rms). The chip has one ‘start’ ...