The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...
Here's the new description with all links and additional text removed: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 ...
I’ve been testing out the RYB2340 Bluetooth module, and it’s honestly one of the simplest ways I’ve found to add wireless ...
#warning LV_FS_ARDUINO_SD_LETTER should be an upper case ASCII letter. \ Using a slash symbol as drive letter should be replaced with LV_FS_DEFAULT_DRIVE_LETTER mechanism static void * ...
wave[h][w].vlower = 3 + random(4); // Lower end moves at ~1/8 to 1/4 pixel/frame wave[h][w].vupper = wave[h][w].vlower + random(4); // Upper end moves a bit faster, spreading wave ...