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Christoffer Martinsson 2023-08-30 22:10:35 +00:00
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README.md
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# Han Mqtt Adapter # Han Mqtt Adapter
Han port pinout (RJ12): Han port pinout (RJ12):
1. 5V 1. 5V (max 250mA)
2. Data request (connect to 5V to enable) 2. Data request (connect to 5V to enable)
3. GND 3. Data GND
4. NC 4. NC
5. DATA (TX 115200 inverted open drain) 5. Data (TX 115200 inverted open drain)
6. GND 6. GND
Add pullup resistor between Pico RX pin and 3V3 Add pullup resistor between Pico RX pin and 3V3