Update README.md to reflect new diagnostic sensor

README.md

@@ -86,9 +86,11 @@ cards:
 To do the initial calibration we need to be able to read the raw sensor values of the
 HX711 sensor in real time. We can do this a couple of ways, f.ex. by
 
+* Using the diagnostic sensor "HX711 RAW Value" exposed to Home Assistant
+  * This sensor is only updated once right after the ESP has booted
+  * To update the value simply press the "Manual Tare" Button
 * plugging the ESP in via USB and using a serial monitor
 * reading the ESPHome logs
-* temporarily exposing the raw sensor to Home Assistant (set `internal: False` in the YAML config)
 
 ### 0 Kg baseline
 
@@ -147,9 +149,6 @@ globals:
 
 After that, upload the firmware again and you should be good to go!
 
-> **Note:** Remember to set back the `internal: True` on the internal sensor, to avoid spamming
-Home Assistant with the raw sensor values.
-
 ## Auto Tare
 
 Since the raw values will drift slightly due to room temperature etc., over time the scale might 
@@ -170,4 +169,4 @@ toggle. This will immediately adjust the weight curve to make the current weight
 
 CC0 see [LICENSE](LICENSE)
 
-[esphome]: https://esphome.io/
+[esphome]: https://esphome.io/