DS18b20 with Jetson nano?

Hi khuomdt3

You can enable the kerne configs CONFIG_W1_SLAVE_THERM
CONFIG_W1 and connect your device over 40 pin GPIO and it should work.
You also need to add dt entry, example
onewire@0 {
compatible = “w1-gpio”;
gpios = <&gpio TEGRA_GPIO(H, 4) 0>;
};

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