2
votes
DHT20 and Oled display not working together
The basic problem
I don't have this sensor kit. But am able to observe what you're describing with substitutes and stand-ins. There seem to be two things you can do.
The basic problem is that the ...
2
votes
Unable to find/connect I2C devices (SHT31 & SGP30)
I had a similar problem, but the fix turned out to be simple. All the tutorials for SHT3x sensors say to connect the VIN to the 3.3V GPIO. I checked using a test meter, the SHT3x was getting voltage ...
2
votes
Do I connect multiple I2C units to the microcontroler in series or parallel?
Use the Wikipedia page on the protocol as an introduction to your learning curve on I2C. I may cite:
At the physical layer, both SCL and SDA lines are [a ...] bus design, [...]
This means that all ...
1
vote
Do I connect multiple I2C units to the microcontroler in series or parallel?
Connect the three I2C devices in parallel.
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