Objectives
- To use NodeMCU ESP8266 to sense temperature and humidity using DHT - 11 sensor.
- Recording the obtained data in real time using SD and RTC modules.
- To record the data on cloud using Unidot dashboard.
Devices/Components used
- NodeMCU ESP8266 : Controller
- SD module : Controller
- RTC module : Controller
- Ubidot Dashboard : Output Device
- Serial Monitor : Output Device
- Notepad file : Output Device
- DHT 11 : Input Device
- Micro SD Card : Storage Device
Software Used : Arduino IDE
Circuit and Wiring
Arduino Code
For Arduino Code click
here.
Conclusions
- I wasn't able to find the required libraries and found many error prompts while verifying the code.
- I was able to solder the NodeMCU and rest components on the board properly.