Blynk with HC-SR04 | NodeMCU IoT

Hey Folks, we’re back with another interesting article, Blynk with HC-SR04 based on IoT. HC-SR04 is one of the basic sensors, it can be interfaced very easily with almost every development board out there. We have demonstrated its interfacing with many development boards, links to which are provided below. Today we’ll demonstrate its interfacing with … Read more