Add admin commands for SCDXX CO2 sensors

meshtastic/admin.proto

@@ -1,3 +1,3 @@
 syntax = "proto3";
 
 package meshtastic;
@@ -471,6 +471,11 @@
      * Tell the node to reset the nodedb.
      */
     int32 nodedb_reset = 100;
+
+    /*
+     * Parameters and sensor configuration
+     */
+    SensorConfig sensor_config = 102;
   }
 }
 
@@ -575,3 +580,47 @@
    */
   optional uint32 security_number = 4;
 }
+
+message SensorConfig {
+  /*
+    * SCD4X CO2 Sensor configuration
+    */
+  SCD4X_config scd4x_config = 1;
+}
+
+message SCD4X_config {
+  /*
+    * Set Automatic self-calibration enabled
+    */
+  optional bool set_asc = 1;
+
+  /*
+    * Recalibration target CO2 concentration in ppm (FRC or ASC)
+    */
+  optional uint32 set_target_co2_conc = 2;
+
+  /*
+    * Reference temperature in degC
+    */
+  optional float set_temperature = 3;
+
+  /*
+    * Altitude of sensor in meters above sea level. 0 - 3000m (overrides ambient pressure)
+    */
+  optional uint32 set_altitude = 4;
+
+  /*
+    * Sensor ambient pressure in Pa. 70000 - 120000 Pa (overrides altitude)
+    */
+  optional uint32 set_ambient_pressure = 5;
+
+  /*
+    * Perform a factory reset of the sensor
+    */
+  optional bool factory_reset = 6;
+
+  /*
+    * Power mode for sensor (true for low power, false for normal)
+    */
+  optional bool set_power_mode = 7;
+}