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refactor: optimize weight stabilization parameters for improved responsiveness

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This commit is contained in:
Manuel Weiser
2025-08-30 15:52:38 +02:00
parent 7a15424bc7
commit 7f4b3b8d90
1 changed files with 5 additions and 11 deletions
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16
src/scale.cpp
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@@ -14,11 +14,11 @@ TaskHandle_t ScaleTask;
int16_t weight = 0;
// Weight stabilization variables
#define MOVING_AVERAGE_SIZE 20 // Number of samples for moving average
#define LOW_PASS_ALPHA 0.15f // Low-pass filter coefficient (0.1-0.2 works well)
#define DISPLAY_THRESHOLD 0.5f // Only update display if change > 0.5g
#define API_THRESHOLD 2.0f // Only trigger API actions if change > 2g
#define MEASUREMENT_INTERVAL_MS 50 // Measurement interval in milliseconds
#define MOVING_AVERAGE_SIZE 8 // Reduced from 20 to 8 for faster response
#define LOW_PASS_ALPHA 0.3f // Increased from 0.15 to 0.3 for faster tracking
#define DISPLAY_THRESHOLD 0.3f // Reduced from 0.5 to 0.3g for more responsive display
#define API_THRESHOLD 1.5f // Reduced from 2.0 to 1.5g for faster API actions
#define MEASUREMENT_INTERVAL_MS 30 // Reduced from 50ms to 30ms for faster updates
float weightBuffer[MOVING_AVERAGE_SIZE];
uint8_t bufferIndex = 0;
@@ -110,9 +110,6 @@ int16_t processWeightReading(float rawWeight) {
if (abs(newWeight - lastStableWeight) >= API_THRESHOLD) {
lastStableWeight = newWeight;
weightToReturn = newWeight;
Serial.printf("Stable weight change detected: %d -> %d (diff: %d)\n",
weight, newWeight, abs(newWeight - weight));
}
return weightToReturn;
@@ -196,14 +193,11 @@ void scale_loop(void * parameter) {
// Update global weight variable only if it changed significantly (for API actions)
if (stabilizedWeight != weight) {
weight = stabilizedWeight;
Serial.printf("API weight updated: %d\n", weight);
}
// Debug output for monitoring (can be removed in production)
static unsigned long lastDebugTime = 0;
if (currentTime - lastDebugTime > 2000) { // Print every 2 seconds
Serial.printf("Raw: %.2f, Filtered: %.2f, Display: %d, API: %d\n",
rawWeight, filteredWeight, lastDisplayedWeight, weight);
lastDebugTime = currentTime;
}