Battery message - extend with status, current, and fix percentage

protos/telemetry/telemetry.proto

@@ -564,13 +564,38 @@ enum FixType {
     FIX_TYPE_RTK_FIXED = 6; // RTK Fixed, 3D position
 }
 
+
+
+
 // Battery type.
 message Battery {
     uint32 id = 3 [(mavsdk.options.default_value)="0"]; // Battery ID, for systems with multiple batteries
     float voltage_v = 1 [(mavsdk.options.default_value)="NaN"]; // Voltage in volts
-    float remaining_percent = 2 [(mavsdk.options.default_value)="NaN"]; // Estimated battery remaining (range: 0.0 to 1.0)
+    float remaining_percent = 2 [(mavsdk.options.default_value)="NaN"]; // Estimated battery remaining (range: 0 to 100)
+    float current_ma = 4 [(mavsdk.options.default_value)="NaN"]; // Current in mA
+    bool status_not_ready_to_use = 5  [(mavsdk.options.default_value)="0"]; // Battery not ready to use
+    bool status_charging = 6  [(mavsdk.options.default_value)="0"]; // Battery charging
+
+    bool status_cell_balancing = 7  [(mavsdk.options.default_value)="0"]; // Battery is cell balancing (during charging)
+    bool battery_fault_cells_not_balanced = 8  [(mavsdk.options.default_value)="0"]; // Cells are not balanced
+    bool status_auto_discharging = 9  [(mavsdk.options.default_value)="0"]; // Battery is auto discharging (towards storage level)
+    bool status_requires_service = 10  [(mavsdk.options.default_value)="0"]; // Battery requires service (not safe to fly)
+    bool status_bad_battery = 11 [(mavsdk.options.default_value)="0"]; // Battery is faulty and cannot be repaired (not safe to fly)
+    bool status_protections_enabled = 12  [(mavsdk.options.default_value)="0"]; // Automatic battery protection monitoring is enabled. 
+    bool battery_fault_protection_system = 13  [(mavsdk.options.default_value)="0"]; // The battery fault protection system had detected a fault and cut all power from the battery
+    bool battery_fault_over_volt = 14  [(mavsdk.options.default_value)="0"]; // One or more cells are above their maximum voltage rating
+    bool battery_fault_under_volt = 15  [(mavsdk.options.default_value)="0"]; // One or more cells are below their minimum voltage rating
+    bool battery_fault_over_temperature = 16  [(mavsdk.options.default_value)="0"]; // Over-temperature fault
+    bool battery_fault_under_temperature = 17  [(mavsdk.options.default_value)="0"]; // Under-temperature fault
+    bool battery_fault_over_current = 18 [(mavsdk.options.default_value)="0"]; // Over-current fault
+    bool battery_fault_short_curcuit = 19  [(mavsdk.options.default_value)="0"]; // Short circuit event detected
+    bool battery_fault_incompatible_voltage = 20  [(mavsdk.options.default_value)="0"]; // Voltage not compatible with power rail voltage (batteries on same power rail should have similar voltage)
+    bool battery_fault_incompatible_firmware = 21  [(mavsdk.options.default_value)="0"]; // Battery firmware is not compatible with current autopilot firmware
+    bool battery_fault_incompatible_cells_configuration = 22  [(mavsdk.options.default_value)="0"]; // Battery is not compatible due to cell configuration
+    bool status_capacity_relative_to_full = 23  [(mavsdk.options.default_value)="0"]; // Battery capacity values are relative to a known-full battery (smart battery) and not estimated
 }
 
+
 /*
  * Flight modes.
  *