ESP32 + W5500 + TFT 기반 HWANHEE NET-CHECKER 제작기
HWANHEE NET-CHECKER: ESP32+W5500 handheld LAN tester for quick on-site IP, gateway, DNS, and loop checks.
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Components
Hardware components
WIZnet - W5500
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Project description
System Configuration The project uses: ESP32 manages the user interface and network diagnostics, while the W5500 enables wired Ethernet connectivity for LAN testing and ARP scanning. ESP32 Dev Module as the main controller W5500 Ethernet module for wired LAN access ST7789 320×240 TFT LCD for the user interface Rotary encoder and push button for menu navigation K0 button for back/cancel Buzzer for scan, warning, and menu feedback Optional future enclosure, RJ45 mounting parts, switch, and battery module The blog lists the W5500 connection as SPI-based: SCK GPIO18, MOSI GPIO23, MISO GPIO19, CS…
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