add documentation for embadet

embedded/README.md

@@ -0,0 +1,23 @@
+# Info
+## Important Commands
+Command to configure build options of the project:  
+`make menuconfig`
+
+Command to flash the firmware:  
+`make flash`
+
+Command to show the serial monitor:  
+`make monitor`
+
+## Connection Error
+If you encounter the error `[Errno 2]`, it likely means the microcontroller is not connected or the wrong tty port is selected.  
+To select the correct tty port, use the command `make menuconfig`, then navigate to **Serial Flasher Config -> Default Serial Port** and choose the correct port.
+
+## Sensor Issues
+If the sensor output is around **80°C**, there is likely a power connection issue.  
+If the output is around **-127°C**, the sensor's data wire is probably not connected.
+
+## Compilation Errors
+If the temperature input is `none`, it might be due to a compilation error caused by an incorrect SDK configuration.  
+Use the command `make menuconfig` and change the following settings:  
+**Component config -> newlib -> Disable nano formatting**