thooge/esp32-nmea2000-obp60
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Fix undervoltage detection

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This commit is contained in:
norbert-walter
2024-04-25 22:11:44 +02:00
parent 81cee58f14
commit e4af6f9978
3 changed files with 53 additions and 45 deletions
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47
lib/obp60task/OBPSensorTask.cpp
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@@ -19,47 +19,7 @@
#include "movingAvg.h" // Lib for moving average building
// Timer Interrupts for hardware functions
void underVoltageDetection();
Ticker Timer1(underVoltageDetection, 1); // Start Timer1 with maximum speed with 1ms
Ticker Timer2(blinkingFlashLED, 500); // Satrt Timer2 for flash LED all 500ms
// Undervoltage function for shutdown display
void underVoltageDetection(){
float actVoltage = (float(analogRead(OBP_ANALOG0)) * 3.3 / 4096 + 0.17) * 20; // V = 1/20 * Vin
long starttime = 0;
static bool undervoltage = false;
if(actVoltage < MIN_VOLTAGE){
if(undervoltage == false){
starttime = millis();
undervoltage = true;
}
if(millis() > starttime + POWER_FAIL_TIME){
Timer1.stop(); // Stop Timer1
/*
setPortPin(OBP_BACKLIGHT_LED, false); // Backlight Off
setFlashLED(false); // Flash LED Off
*/
buzzer(TONE4, 20); // Buzzer tone 4kHz 20ms
setPortPin(OBP_POWER_50, false); // Power rail 5.0V Off
// Shutdown EInk display
/*
display.setPartialWindow(0, 0, display.width(), display.height()); // Set partial update
display.fillScreen(GxEPD_WHITE); // Draw white sreen
display.nextPage(); // Partial update
display.powerOff(); // Power off
*/
// Stop system
while(true){
esp_deep_sleep_start(); // Deep Sleep without weakup. Weakup only after power cycle (restart).
}
}
}
else{
undervoltage = false;
}
}
Ticker Timer1(blinkingFlashLED, 500); // Satrt Timer2 for flash LED all 500ms
// Initialization for all sensors (RS232, I2C, 1Wire, IOs)
//####################################################################################
@@ -112,7 +72,7 @@ void sensorTask(void *param){
if(uvoltage == true){
Timer1.start(); // Start Timer1 for undervoltage detection
}
Timer2.start(); // Start Timer2 for blinking LED
Timer1.start(); // Start Timer2 for blinking LED
// Direction settings for NMEA0183
String nmea0183Mode = api->getConfig()->getConfigItem(api->getConfig()->serialDirection, true)->asString();
@@ -387,8 +347,7 @@ void sensorTask(void *param){
while (true){
delay(100); // Loop time 100ms
Timer1.update(); // Update for Timer1
Timer2.update(); // Update for Timer2
Timer1.update(); // Update for Timer2
if (millis() > starttime0 + 100)
{
starttime0 = millis();