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remove faulty movementdependant GPS updates

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This commit is contained in:
noerw 2017-09-25 10:01:57 +02:00
parent f6abbf0510
commit d8c730f363
1 changed files with 6 additions and 20 deletions
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16
sdcard-gps/sdcard-gps.ino
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@ -32,8 +32,7 @@
#define DEBUG_OUT Serial2 #define DEBUG_OUT Serial2
#define SD_CHIPSELECT 4 #define SD_CHIPSELECT 4
#define MEASURE_INTERVAL 30000 #define MEASURE_INTERVAL 15000
#define GPSIDLE_INTERVAL 300000
//Load sensors //Load sensors
SDS011 sds(Serial); SDS011 sds(Serial);
@ -45,7 +44,6 @@ String logfile_path;
uint32_t cyclestart = 0; uint32_t cyclestart = 0;
double lastLat = 0; double lastLat = 0;
double lastLng = 0; double lastLng = 0;
long gpsupdate_scheduled = 0;
//measurement variables //measurement variables
float temperature = 0, humidity = 0, pm10 = 0, pm25 = 0; float temperature = 0, humidity = 0, pm10 = 0, pm25 = 0;
@ -254,24 +252,12 @@ void setup() {
void loop(void) { void loop(void) {
cyclestart = millis(); cyclestart = millis();
// TODO: only update fix, if accelerometer indicates movement?
// TODO: check battery voltage & blink LED if low?
if (millis() >= gpsupdate_scheduled) {
if (!updateLocation()) { if (!updateLocation()) {
return DEBUG_OUT.println("couldnt get fix"); return DEBUG_OUT.println("couldnt get fix");
} }
// determine, how far we moved. if less than 20m, reduce update interval
if (gps.distanceBetween(lastLat, lastLng, gps.location.lat(), gps.location.lng()) > 20) {
gpsupdate_scheduled = cyclestart + MEASURE_INTERVAL;
} else {
gpsupdate_scheduled = cyclestart + GPSIDLE_INTERVAL;
//digitalWrite(GPS_ENABLE, LOW); // save energy for longer interval
}
lastLat = gps.location.lat(); lastLat = gps.location.lat();
lastLng = gps.location.lng(); lastLng = gps.location.lng();
}
//-----Temperature-----// //-----Temperature-----//