Update README.md

README.md

@@ -28,7 +28,7 @@ clr.AddReference(the absolute path of i8.dll file)
 ### Instance from main class of i8devices
 Just import `Device` class, And then you can use it by declaring an instance of `Device` class.
 ```
-from I8Devices import Device
+from I8Devices import Device, Settings
 myAwsomeHolyShitImDyingForThisDevice = Device()
 
 ```
@@ -82,10 +82,26 @@ Right after calling this method, the device will go in 'gathering mode' and star
 Right after calling this method, the device will stop acquiring data.
 #### getData()
 This method gives you an amount of "gathered samples" depend on where and when you call it.
+
 If you call this method with no input in the middle of data gathering, it will return all of buffer 
 and if buffer is empty it will wait untill at least one sample arrives.
 
+If you call this method with a number of samples you want (n), in the middle of data gathering, it will return the very last n samples 
+of buffer and if samples in buffer are less than 'n', it will wait until length of buffer be equal to 'n'.
+
+Note that this method will remove all of buffer after return.
 
+### Setting
+For changing settings of the device you should create an instance of class `Settings` 
+```
+    mysetting = Settings()
+    mysetting.test_signal = True
+    mysetting.sampling_rate = 2000
+    mysetting.channels_on[7] = False
+    mysetting.gain = 24
+    print(myAwsomeHolyShitImDyingForThisDevice.writeSetting(mysetting))
+
+```
     
 ## Built With
 * [C# dll .net](https://docs.microsoft.com/en-us/dotnet/api/system.io.ports.serialport.pinchanged?view=netframework-4.8)
@@ -94,7 +110,7 @@ and if buffer is empty it will wait untill at least one sample arrives.
 
 ## Contributing
 
-How you fuckin' dare?
+No contribution.
 
 ### Pull Request Process