[{"data":1,"prerenderedAt":37},["ShallowReactive",2],{"tag-iot-en-posts":3},{"tagTitle":4,"posts":5,"totalPosts":36},"IoT",[6,17,27],{"title":7,"description":8,"image":9,"categoryText":10,"path":11,"tags":12},"How to Build a Crypto Ticker with ESP32 and MAX7219","Learn how to build a crypto ticker with an ESP32 and MAX7219 LED matrix using WiFi market data, a scrolling display loop, and a browser-based setup flow.","\u002Fimages\u002Fblog\u002Fhow-to-build-a-crypto-ticker-with-esp32-and-max7219.png","Gizmo Ticker","\u002Fblog\u002Fhow-to-build-a-crypto-ticker-with-esp32-and-max7219",[13,14,15,4,16],"ESP32","MAX7219","Bitcoin","Displays",{"title":18,"description":19,"image":20,"categoryText":21,"path":22,"tags":23},"How to Control a Reolink NVR from an ESP32","Learn how to control a Reolink NVR from an ESP32 using WiFi, HTTPS requests, a simple local interface, and a safe state-restore workflow.","\u002Fimages\u002Fblog\u002Fcontrol-reolink-nvr-esp32.png","Gizmo Reolink Switch","\u002Fblog\u002Fcontrol-reolink-nvr-esp32",[13,24,25,26,4],"Reolink","NVR","Home Automation",{"title":28,"description":29,"image":30,"categoryText":31,"path":32,"tags":33},"What is the ESP32?","The ESP32 is a low-cost microcontroller from Espressif that combines WiFi, Bluetooth, GPIO, and enough processing power to build practical connected devices.","\u002Fimages\u002Fblog\u002Fwhat-is-the-esp32.png","Guides","\u002Fblog\u002Fwhat-is-the-esp32",[13,34,4,35],"Microcontrollers","Embedded Systems",3,1790419648419]