ESP8266 - NodeRed - GPS(Neo7m) - Google maps on Raspberry pi 4
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This is a continuation tutorial of using Node-Red for GPS tracking, kindly see previous two tutorials to follow up.In the previous artcile, we are upto the course of running MQTT client on ESP32 and sending data to the raspberry pi.ESP32 with Neo 7M will be connected through 3.3v and GND, for TX and RX,the ESP32 D2 and D1 pins are used.After that, upload the following code to the ESP32 with your node red hosted Raspberry pi IP or domain name.#include #include
