Below, you'll find instructions on how to connect the components together. Basic experience with Arduino and/or electronics recommended ;)
DHT-Sensor
| Sensor-PIN | Arduino Pin |
|---|---|
| + | 3V3 |
| out | D5 |
| - | GND |
Display (SSD1306 via I²C)
| Display-PIN | Arduino Pin |
|---|---|
| GND | GND |
| VCC | 3V3 |
| SCL | A5 |
| SDA | A4 |
SD-Card (3.3V version via SPI)
| Module-PIN | Arduino Pin |
|---|---|
| GND | GND |
| VCC | 3V3 |
| MISO | D12 |
| MOSI | D11 |
| SCK | D13 |
| CS | D10 |
SIM800L 5V Module (requires stable 5V 2A powersupply!)
| Module-PIN | Arduino Pin | PSU-Pin |
|---|---|---|
| VCC | OUT+ | |
| GND | GND | OUT- |
| RX | D0 | |
| TX | D1 |