10-04-2019, 07:28 AM
Have a look right here:
https://pinout.xyz
As you can see there are different GPIO Pins available for Ground, 5V, 3.3V...
You can connect the black wire of your sensor to any Ground GPIO Pin that you like (https://pinout.xyz/pinout/ground) and so on
https://pinout.xyz
As you can see there are different GPIO Pins available for Ground, 5V, 3.3V...
You can connect the black wire of your sensor to any Ground GPIO Pin that you like (https://pinout.xyz/pinout/ground) and so on