Timer bugfix (issue #145 #148)

src/gps.cpp

@@ -63,7 +63,7 @@ void gps_loop(void *pvParameters) {
 #endif
     } // if (cfg.gpsmode)
 
-    vTaskDelay(2 / portTICK_PERIOD_MS); // reset watchdog
+    vTaskDelay(2 / portTICK_PERIOD_MS); // yield to CPU
 
   } // end of infinite loop
 

src/lorawan.cpp

@@ -248,7 +248,7 @@ void lorawan_loop(void *pvParameters) {
 
   while (1) {
     os_runloop_once();                  // execute LMIC jobs
-    vTaskDelay(2 / portTICK_PERIOD_MS); // reset watchdog
+    vTaskDelay(2 / portTICK_PERIOD_MS); // yield to CPU
   }
 }
 

src/main.cpp

@@ -236,19 +236,22 @@ void setup() {
   channelSwitch = timerBegin(1, 800, true);
   timerAttachInterrupt(channelSwitch, &ChannelSwitchIRQ, true);
   timerAlarmWrite(channelSwitch, cfg.wifichancycle * 1000, true);
-  timerAlarmEnable(channelSwitch);
+  //ESP_LOGI(TAG, "chanelswitch alarm threshold %d", cfg.wifichancycle * 1000);
 
   // setup send cycle trigger IRQ using esp32 hardware timer 2
   sendCycle = timerBegin(2, 8000, true);
   timerAttachInterrupt(sendCycle, &SendCycleIRQ, true);
   timerAlarmWrite(sendCycle, cfg.sendcycle * 2 * 10000, true);
-  timerAlarmEnable(sendCycle);
 
   // setup house keeping cycle trigger IRQ using esp32 hardware timer 3
   homeCycle = timerBegin(3, 8000, true);
   timerAttachInterrupt(homeCycle, &homeCycleIRQ, true);
   timerAlarmWrite(homeCycle, HOMECYCLE * 10000, true);
+
+  //enable timers, caution: order is critical here
   timerAlarmEnable(homeCycle);
+  timerAlarmEnable(sendCycle);
+  timerAlarmEnable(channelSwitch);
 
 // show payload encoder
 #if PAYLOAD_ENCODER == 1
@@ -324,7 +327,6 @@ void setup() {
 
 void loop() {
 
-  while (1) {
   // state machine for switching display, LED, button, housekeeping,
   // senddata
 
@@ -346,11 +348,10 @@ void loop() {
   processSendBuffer();
   // check send cycle and enqueue payload if cycle is expired
   sendPayload();
-    // reset watchdog
+  // yield to CPU
   vTaskDelay(2 / portTICK_PERIOD_MS);
 
 } // loop()
-}
 
 /* end Arduino main loop
  * ------------------------------------------------------------ */

src/wifiscan.cpp

@@ -58,10 +58,10 @@ void wifi_channel_loop(void *pvParameters) {
       channel = (channel % WIFI_CHANNEL_MAX) + 1;
       esp_wifi_set_channel(channel, WIFI_SECOND_CHAN_NONE);
       ESP_LOGD(TAG, "Wifi set channel %d", channel);
-
-      vTaskDelay(2 / portTICK_PERIOD_MS); // reset watchdog
     }
 
+    vTaskDelay(2 / portTICK_PERIOD_MS); // yield to CPU
+
   } // end of infinite wifi channel rotation loop
 }