diff --git a/docs/README.md b/docs/README.md
index a6ad169..1b7e1ff 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -690,8 +690,8 @@ FAST4 = Pin.board.SLOT1_FAST4
 SLOW1 = Pin.board.SLOT1_SLOW1
 SLOW2 = Pin.board.SLOT1_SLOW2
 SLOW3 = Pin.board.SLOT1_SLOW3
-ADC1_ADDR = 0       # 0b0000
-ADC2_TEMP_ADDR = 3  # 0b0011
+ADC1_ADDR = 0         # 0b0000
+ADC2_THERM_ADDR = 3   # 0b0011
 ```
 
 **`SLOT2`**
@@ -704,8 +704,8 @@ FAST4 = Pin.board.SLOT2_FAST4
 SLOW1 = Pin.board.SLOT2_SLOW1
 SLOW2 = Pin.board.SLOT2_SLOW2
 SLOW3 = Pin.board.SLOT2_SLOW3
-ADC1_ADDR = 1       # 0b0001
-ADC2_TEMP_ADDR = 6  # 0b0110
+ADC1_ADDR = 1         # 0b0001
+ADC2_THERM_ADDR = 6   # 0b0110
 ```
 
 **`SLOT3`**
@@ -718,8 +718,8 @@ FAST4 = Pin.board.SLOT3_FAST4
 SLOW1 = Pin.board.SLOT3_SLOW1
 SLOW2 = Pin.board.SLOT3_SLOW2
 SLOW3 = Pin.board.SLOT3_SLOW3
-ADC1_ADDR = 4       # 0b0100
-ADC2_TEMP_ADDR = 2  # 0b0010
+ADC1_ADDR = 4         # 0b0100
+ADC2_THERM_ADDR = 2   # 0b0010
 ```
 
 **`SLOT4`**
@@ -732,8 +732,8 @@ FAST4 = Pin.board.SLOT4_FAST4
 SLOW1 = Pin.board.SLOT4_SLOW1
 SLOW2 = Pin.board.SLOT4_SLOW2
 SLOW3 = Pin.board.SLOT4_SLOW3
-ADC1_ADDR = 5       # 0b0101
-ADC2_TEMP_ADDR = 7  # 0b0111
+ADC1_ADDR = 5         # 0b0101
+ADC2_THERM_ADDR = 7   # 0b0111
 ```
 
 **`SLOT5`**
@@ -746,8 +746,8 @@ FAST4 = Pin.board.SLOT5_FAST4
 SLOW1 = Pin.board.SLOT5_SLOW1
 SLOW2 = Pin.board.SLOT5_SLOW2
 SLOW3 = Pin.board.SLOT5_SLOW3
-ADC1_ADDR = 8       # 0b1000
-ADC2_TEMP_ADDR = 11 # 0b1011
+ADC1_ADDR = 8         # 0b1000
+ADC2_THERM_ADDR = 11  # 0b1011
 ```
 
 **`SLOT6`**
@@ -760,16 +760,16 @@ FAST4 = Pin.board.SLOT6_FAST4
 SLOW1 = Pin.board.SLOT6_SLOW1
 SLOW2 = Pin.board.SLOT6_SLOW2
 SLOW3 = Pin.board.SLOT6_SLOW3
-ADC1_ADDR = 9       # 0b1001
-ADC2_TEMP_ADDR = 10 # 0b1010
+ADC1_ADDR = 9         # 0b1001
+ADC2_THERM_ADDR = 10  # 0b1010
 ```
 
 
 ### Sensor Addresses
 
 ```python
-CURRENT_SENSE_ADDR = 12 # 0b1100
-TEMP_SENSE_ADDR = 13    # 0b1101
-VOLTAGE_SENSE_ADDR = 14 # 0b1110
-EX_ADC_ADDR = 15        # 0b1111
+CURRENT_SENSE_ADDR = 12       # 0b1100
+TEMP_SENSE_ADDR = 13          # 0b1101
+VOLTAGE_OUT_SENSE_ADDR = 14   # 0b1110
+VOLTAGE_IN_SENSE_ADDR = 15    # 0b1111
 ```
diff --git a/lib/pimoroni_yukon/__init__.py b/lib/pimoroni_yukon/__init__.py
index 52aa255..56df39e 100644
--- a/lib/pimoroni_yukon/__init__.py
+++ b/lib/pimoroni_yukon/__init__.py
@@ -23,7 +23,7 @@
                            "SLOW2",
                            "SLOW3",
                            "ADC1_ADDR",
-                           "ADC2_TEMP_ADDR"))
+                           "ADC2_THERM_ADDR"))
 
 SLOT1 = Slot(1,
              Pin.board.SLOT1_FAST1,
@@ -570,7 +570,7 @@ def read_slot_adc1(self, slot):
         return self.__shared_adc_voltage()
 
     def read_slot_adc2(self, slot):
-        self.__select_address(slot.ADC2_TEMP_ADDR)
+        self.__select_address(slot.ADC2_THERM_ADDR)
         return self.__shared_adc_voltage()
 
     def assign_monitor_action(self, callback_function):