The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...
An LM555 timer paired with an NTC thermistor makes a simple, configurable ON/OFF thermostat for heating or cooling.
We use WhatsApp almost every day so much that it has become an unavoidable part of our routine. From a simple “good morning” ...
.info-box .ib-icon { font-size: 1.3rem; flex-shrink: 0; margin-top: 2px; } .info-box p { margin: 0; font-size: 0.92rem; line-height: 1.6; } .info-note { background: # ...