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Discover the ESP32 Cheap Yellow Display Board: low-cost, Wi-Fi + Bluetooth, 2.8″ touchscreen, ideal for IoT, GUI projects, and learning.
Beyond cool tech, the display connects to MQTT, pulling real-time train data and Discord messages via scripts that bridge APIs and custom Arduino code.
Learn how to interface ESP32 thermal printer with complete tutorial. Includes PNP-500 wiring, Arduino code, circuit diagrams, and projects for receipt printing, barcodes, and QR codes. Perfect for ...
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