minor debug output

platformio.ini

@@ -362,6 +362,7 @@ upload_protocol = jlink
 # add our variants files to the include and src paths
 # define build flags for the TFT_eSPI library - NOTE: WE NOT LONGER USE TFT_eSPI, it was for an earlier version of the TTGO eink screens
 # -DBUSY_PIN=3 -DRST_PIN=2 -DDC_PIN=28 -DCS_PIN=30
+# add -DCFG_SYSVIEW if you want to use the Segger systemview tool for OS profiling.
 build_flags = ${nrf52840_base.build_flags} -Ivariants/t-echo 
 src_filter = ${nrf52_base.src_filter} +<../variants/t-echo>
 lib_deps = 

src/main.cpp

@@ -646,7 +646,9 @@ void loop()
                   mainController.nextThread->tillRun(millis())); */
 
     // We want to sleep as long as possible here - because it saves power
-    if (!runASAP && loopCanSleep())
+    if (!runASAP && loopCanSleep()) {
+        // if(delayMsec > 100) DEBUG_MSG("sleeping %ld\n", delayMsec);
         mainDelay.delay(delayMsec);
+    }
     // if (didWake) DEBUG_MSG("wake!\n");
 }