Add a new example to show the impact of a delay between call to simpit.update on the number of messages lost

Author: Patrick Bechon

examples/KerbalSimpitStressTest/KerbalSimpitStressTest.ino

@@ -0,0 +1,70 @@
+/* KerbalSimpitStressTest
+   A demonstration of subscribing to all channel and check what is the impact
+   of taking too long to call mysimpit.update.
+*/
+#include "KerbalSimpit.h"
+
+// Declare a KerbalSimpit object that will
+// communicate using the "Serial" device.
+KerbalSimpit mySimpit(Serial);
+
+// Store last time the log was sent to KSP
+unsigned long lastTimeLogging = 0;
+const long intervalLogging = 5000;
+
+// Store number of messages received
+int msgNbr = 0;
+
+void setup() {
+  // Open the serial connection.
+  Serial.begin(115200);
+
+  // Set up the build in LED, and turn it on.
+  pinMode(LED_BUILTIN, OUTPUT);
+  digitalWrite(LED_BUILTIN, HIGH);
+  // This loop continually attempts to handshake with the plugin.
+  // It will keep retrying until it gets a successful handshake.
+  while (!mySimpit.init()) {
+    delay(100);
+  }
+  // Turn off the built-in LED to indicate handshaking is complete.
+  digitalWrite(LED_BUILTIN, LOW);
+  // Display a message in KSP to indicate handshaking is complete.
+  mySimpit.printToKSP("Connected", PRINT_TO_SCREEN);
+  // Sets our callback function. The KerbalSimpit library will
+  // call this function every time a packet is received.
+  mySimpit.inboundHandler(messageHandler);
+
+  // Here you can register all the channels you want to use.
+  // mySimpit.registerChannel(ALTITUDE_MESSAGE);
+  // ...
+  
+  // By default, register all available channels (even some non existant ones)
+  for(byte b = 0; b <= 128; b++){
+    mySimpit.registerChannel(b);
+  }
+}
+
+void loop() {
+  // Check for new serial messages.
+  mySimpit.update();
+
+  // Emulate a time consuming treatement. Increase/descrease this value to see the impact on the number of recevied/lost messages.
+  delay(10);
+
+  unsigned long currentMillis = millis();
+  if (currentMillis - lastTimeLogging >= intervalLogging) {
+    lastTimeLogging = currentMillis;
+
+    mySimpit.printToKSP("Number of msg " + String(msgNbr));
+    msgNbr = 0;
+    
+    mySimpit.printToKSP("Number of lost msg " + String(mySimpit.packetDroppedNbr));
+    mySimpit.packetDroppedNbr = 0;
+  }
+}
+
+void messageHandler(byte messageType, byte msg[], byte msgSize) {
+  //Ignore all messages, just count them
+  msgNbr ++;
+}