What do you get when you combine an ESP32, a 16-bit DAC, an antique VFD, and an IDE CD-ROM drive? Not much, unless you put in the work, which [Akasaka Ryuunosuke] did to create ESPer-CDP, a modern ...

Most of them are not sufficiently effective for precise positioning using the code measurement. This paper presents a multipath insensitive delay lock loop that aims to improve the pseudorange ...

The SDI12 library code is released under the GNU Lesser Public License (LGPL 2.1) -- See LICENSE-examples.md file for details. Example Arduino sketches are released under the BSD 3-Clause License -- ...

Unfortunately this example did not make me happy so I decided to convert it into a simple Arduino Library that is very easy to use from an Arduino Software IDE. It also supports Audio/Video Remote ...

These were not the sleek, high-tech machines of a superpower’s air force, but rather a swarm of low-cost, improvised quadcopters, each guided by a nearly 20-year-old piece of open-source software ...