Harden nRF52 persistence, watchdog, and build variants

examples/companion_radio/main.cpp

@@ -503,6 +503,9 @@ void setup() {
 }
 
 void loop() {
+#if defined(NRF52_PLATFORM)
+  board.feedWatchdog();
+#endif
   the_mesh.loop();
   sensors.loop();
 #ifdef DISPLAY_CLASS

examples/kiss_modem/main.cpp

@@ -124,6 +124,9 @@ void setup() {
 }
 
 void loop() {
+#if defined(NRF52_PLATFORM)
+  board.feedWatchdog();
+#endif
   modem->loop();
 
   if (!modem->isActuallyTransmitting()) {

examples/simple_repeater/main.cpp

@@ -148,6 +148,9 @@ void setup() {
 }
 
 void loop() {
+#if defined(NRF52_PLATFORM)
+  board.feedWatchdog(the_mesh.getNodePrefs()->system_watchdog_enabled != 0);
+#endif
   // Handle Serial CLI
   int len = strlen(command);
   while (Serial.available() && len < sizeof(command)-1) {

examples/simple_room_server/main.cpp

@@ -107,6 +107,9 @@ void setup() {
 }
 
 void loop() {
+#if defined(NRF52_PLATFORM)
+  board.feedWatchdog(the_mesh.getNodePrefs()->system_watchdog_enabled != 0);
+#endif
   int len = strlen(command);
   while (Serial.available() && len < sizeof(command)-1) {
     char c = Serial.read();

examples/simple_secure_chat/main.cpp

@@ -597,6 +597,9 @@ void setup() {
 }
 
 void loop() {
+#if defined(NRF52_PLATFORM)
+  board.feedWatchdog();
+#endif
   the_mesh.loop();
   rtc_clock.tick();
 #ifdef HAS_EXTERNAL_WATCHDOG

examples/simple_sensor/main.cpp

@@ -121,6 +121,9 @@ void setup() {
 }
 
 void loop() {
+#if defined(NRF52_PLATFORM)
+  board.feedWatchdog(the_mesh.getNodePrefs()->system_watchdog_enabled != 0);
+#endif
   int len = strlen(command);
   while (Serial.available() && len < sizeof(command)-1) {
     char c = Serial.read();