Merge pull request #3 from FoamyGuy/fix_readme_example

fix example code in readme

Author: FoamyGuy

README.rst

@@ -96,19 +96,20 @@ Usage Example
 
     import time
     import board
-    import adafruit_ads7830
+    import adafruit_ads7830.ads7830
+    from adafruit_ads7830.analog_in import AnalogIn
 
     i2c = board.I2C()
 
     # Initialize ADS7830
-    adc = adafruit_ads7830.Adafruit_ADS7830(i2c)
+    adc = adafruit_ads7830.ads7830.ADS7830(i2c)
     analog_inputs = []
     for i in range(8):
-        c = adc.inputs[i]
+        c = AnalogIn(adc, i)
         analog_inputs.append(c)
 
     while True:
-        for i in enumerate(analog_inputs):
+        for i in range(8):
             print(f"ADC input {i} = {analog_inputs[i].value}")
         time.sleep(0.1)