Hey Makers,

this is compact controller box for Pragotron / Elektročas Clocks. Electronics of controller uses a 5V power supply source/USB adapter. Many thanks to Miroslav Urban for firmware and electronic design.

2026/01 - new firmware version + wiring diagram available

• firmware + wiring diagram is NOT my work, big thanks to Miroslav Urban for his work!

GitHub project page
https://github.com/Mira80/PragotronPro

older Instructables guide
https://www.instructables.com/Pragotron-Generator-Pulzu/

bill of material
XL6019(upgrade)
https://www.aliexpress.com/wholesale?SearchText=XL6019+XL6009+upgrade
L298N driver board
https://www.aliexpress.com/wholesale?SearchText=L298N+driver+board
LOLIN D1 Mini
https://www.aliexpress.com/wholesale?SearchText=d1+mini
Dual Base V2.0.0 for LOLIN (WEMOS) D1 mini
https://www.aliexpress.com/item/32642733925.html
D1 Mini OLED Shield
https://www.aliexpress.com/wholesale?SearchText=d1+mini+oled+display+shield
USB-C Board
https://www.aliexpress.com/item/1005002320414960.html
OR
Micro USB Board
https://www.aliexpress.com/wholesale?SearchText=CJMCU+Micro+USB+Board
M3 Screw and M3 Heated insert M3 x OD5.0 x H4.0
https://www.aliexpress.com/item/1005002615923810.html
10pcs Self-Tapping Screws 2,2x6,5mm
https://www.google.com/search?q=Self-Tapping+Screws+2%2C2x6%2C5

If you would like to support my designs to give me a small tip, click on this link. PayPal donate button.
Or You can send me a small tip ₿ Bitcoin to the following address: bc1qeqhefz33msdxs7hq69g72aspe9q5rlm2jxks04