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Improved voltage check for pow-u

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This commit is contained in:
Gunnar Skjold 2023-09-21 09:27:18 +02:00
parent 96c9c4c3a2
commit b9d6f16529
1 changed files with 39 additions and 20 deletions
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59
src/AmsToMqttBridge.cpp
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@ -160,6 +160,7 @@ void handleButton(unsigned long now);
void handlePriceApi(unsigned long now);
void handleClear(unsigned long now);
void handleEnergyAccountingChanged();
bool handleVoltageCheck();
bool readHanPort();
void setupHanPort(GpioConfig& gpioConfig, uint32_t baud, uint8_t parityOrdinal, bool invert);
void rxerr(int err);
@ -191,18 +192,21 @@ void WiFiEvent(WiFiEvent_t event, WiFiEventInfo_t info) {
}
case ARDUINO_EVENT_WIFI_STA_DISCONNECTED:
wifi_err_reason_t reason = (wifi_err_reason_t) info.wifi_sta_disconnected.reason;
debugI_P(PSTR("WiFi disconnected, reason %s"), WiFi.disconnectReasonName(reason));
const char* descr = WiFi.disconnectReasonName(reason);
debugI_P(PSTR("WiFi disconnected, reason %s"), descr);
switch(reason) {
case WIFI_REASON_AUTH_FAIL:
case WIFI_REASON_NO_AP_FOUND:
if(sysConfig.dataCollectionConsent == 0) {
swapWifiMode();
} else {
WiFi_disconnect(WIFI_CONNECTION_TIMEOUT);
} else if(strlen(descr) > 0) {
WiFi_disconnect(5000);
}
break;
default:
WiFi_disconnect(WIFI_CONNECTION_TIMEOUT);
if(strlen(descr) > 0) {
WiFi_disconnect(5000);
}
}
break;
}
@ -462,6 +466,7 @@ bool wifiConnected = false;
unsigned long lastTemperatureRead = 0;
unsigned long lastSysupdate = 0;
unsigned long lastErrorBlink = 0;
unsigned long lastVoltageCheck = 0;
int lastError = 0;
bool meterAutodetect = false;
@ -558,6 +563,11 @@ void loop() {
debugW_P(PSTR("Used %dms to handle mqtt"), millis()-start);
}
}
if(now - lastVoltageCheck > 1000) {
handleVoltageCheck();
lastVoltageCheck = now;
}
} else {
if(dnsServer != NULL) {
dnsServer->processNextRequest();
@ -708,22 +718,6 @@ void handleSystem(unsigned long now) {
}
maxDetectPayloadDetectDone = true;
}
if(sysConfig.boardType == 7 && maxVcc > 2.8) { // Pow-U
float vcc = hw.getVcc();
if(vcc > 3.4 || vcc < 2.8) {
maxVcc = 0;
} else if(vcc > maxVcc) {
debugD_P(PSTR("Setting new max Vcc to %.2f"), vcc);
maxVcc = vcc;
} else {
float diff = maxVcc-vcc;
if(diff > 0.3) {
debugW_P(PSTR("Vcc dropped to %.2f, disconnecting WiFi for %d seconds to preserve power"), vcc, (uint8_t) (WIFI_CONNECTION_TIMEOUT/1000));
WiFi_disconnect(WIFI_CONNECTION_TIMEOUT);
}
}
}
}
void handleTemperature(unsigned long now) {
@ -835,6 +829,26 @@ void handleButton(unsigned long now) {
}
}
bool handleVoltageCheck() {
if(sysConfig.boardType == 7 && maxVcc > 2.8) { // Pow-U
float vcc = hw.getVcc();
if(vcc > 3.4 || vcc < 2.8) {
maxVcc = 0;
} else if(vcc > maxVcc) {
debugD_P(PSTR("Setting new max Vcc to %.2f"), vcc);
maxVcc = vcc;
} else if(WiFi.getMode() != WIFI_OFF) {
float diff = maxVcc-vcc;
if(diff > 0.3) {
debugW_P(PSTR("Vcc dropped to %.2f, disconnecting WiFi for 5 seconds to preserve power"), vcc);
WiFi_disconnect(5000);
return false;
}
}
}
return true;
}
void rxerr(int err) {
if(err == 0) return;
switch(err) {
@ -1429,6 +1443,11 @@ void WiFi_connect() {
}
lastWifiRetry = millis();
if(!handleVoltageCheck()) {
debugW_P(PSTR("Voltage is not high enough to reconnect"));
return;
}
if (WiFi.status() != WL_CONNECTED) {
WiFiConfig wifi;
if(!config.getWiFiConfig(wifi) || strlen(wifi.ssid) == 0) {