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DHT11
RPi
In the past (2016) the kernel mode for reading the DHT11 did not work but in 2024 it appears to be functional.
config.txt
dtoverlay=dht11,gpiopin=17
Temperature
cat /sys/bus/iio/devices/iio:device0/in_temp_input 26000
Humidity
cat /sys/bus/iio/devices/iio:device0/in_humidityrelative_input 18000