Previously in my projects, I’m always used well-known DHT22 (AM2302) temperature/humidity sensors. But I found that these sensors are not very stable and subject to hung. In my case, this device is worked for about two weeks and then stops responding until the power is rebooted. This is absolutely unacceptable on some distant and autonomous devices. After some googling, I…
Category: Electronics
Isolated eqmod adapter for the telescope control
There are popular and quite cheap amateur telescope mounts from different vendors: Sky-Watcher, Celestron, etc. Most of those mounts contain motors and some controller schematic. Users can control these devices in different ways. One way is to use the mount’s hand controller. Another way is to connect to the computer and use some software to control and guide the telescope.…