|
|
|
|
@ -17,8 +17,8 @@ the setup is pretty simple
|
|
|
|
|
the bme280 sensor is connected like this: |
|
|
|
|
* sensor + ---> esp 3.3v |
|
|
|
|
* sensor gnd ---> esp gnd |
|
|
|
|
* sensor SCL ---> esp SCL (d1/gpio 5) |
|
|
|
|
* sensor SDA ---> esp SDA (d2/gpio 4) |
|
|
|
|
* sensor SCK ---> esp SCL (d1/gpio 5) |
|
|
|
|
* sensor SDI ---> esp SDA (d2/gpio 4) |
|
|
|
|
|
|
|
|
|
For the solar charging i wanted to stay as close to a gardenlight as possible - so i am using a 5v 500mAh solar panel |
|
|
|
|
and a lm4056 breakout board to charge 4x 1.2v NIMH rechargable batteries, which powers the station. Here is a schematic i got off the net: |
|
|
|
|
|
