A step-by-step guide for applying an old DI that used simple circuits for PWM programming of standard bucking-type regulator ...

WhiskeyTangoHotel] wrote in with his newest clock build — and he did warn us that it was minimalist and maybe less than useful. Indeed, it is nothing more than a super-cheap ESP32-C3 ...

Now start to support BL616/8 chips, other chips to be developed later. The first version can be compiled and run, but the repository is still in the process of development, most of the APIs are not ...

The R200 is a UHF RFID module based on the EPC Gen-2 (ISO18000-6C) protocol. What does that mean in practice? Well, it can read up to 60 tags per second, at a range of 20m... The board I bought uses a ...