adding option to disable power limiter via mqtt

helgeerbe · Apr 12, 2023 · 4bff31e · 4bff31e
1 parent 71128e5
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Showing 6 changed files with 673 additions and 571 deletions.
diff --git a/README.md b/README.md
@@ -188,6 +188,12 @@ Topics for 3 phases of a power meter is configurable. Given is an example for th
 | huawei/output_temp                      | R     | Output air temperature                               | °C                         |
 | huawei/efficiency                       | R     | Efficiency                                           | Percentage                 |
 
+## Power Limiter topics
+| Topic                                   | R / W | Description                                          | Value / Unit               |
+| --------------------------------------- | ----- | ---------------------------------------------------- | -------------------------- |
+| powerlimiter/cmd/disable                | W     | Power Limiter disable override for external PL control | 0 / 1                    |
+| powerlimiter/status/disabled            | R     | Power Limiter disable override status                | 0 / 1                    |
+
 ## Currently supported Inverters
 * Hoymiles HM-300
 * Hoymiles HM-350

diff --git a/include/PowerLimiter.h b/include/PowerLimiter.h
@@ -26,13 +26,16 @@ class PowerLimiterClass {
     void loop();
     plStates getPowerLimiterState();
     int32_t getLastRequestedPowewrLimit();
+    void setDisable(bool disable);
+    bool getDisable();
 
 private:
     uint32_t _lastCommandSent = 0;
     uint32_t _lastLoop = 0;
     int32_t _lastRequestedPowerLimit = 0;
     uint32_t _lastLimitSetTime = 0;
     plStates _plState = STATE_DISCOVER; 
+    bool _disabled = false;
 
     float _powerMeter1Power;
     float _powerMeter2Power;