Seeediuno 4.3 and DTH22

[Seeed_Seraphina]

@seii

I connected Grove DTH22 sensor to Seeeduino 4.3 using a 12c connector,

Hi @seii
The DHT22 doesn’t use an I2C interface, it uses a digital interface. Please try the digital interface and change your choice of digital interface in the code. Like the wiki.