code finished for testing, added serial monitor and debug output

code/original_firmware/photon/test/test_embedded/test_main.cpp

@@ -0,0 +1,23 @@
+#include <Arduino.h>
+#include <unity.h>
+
+int process() {
+    UNITY_BEGIN();
+    //index_protocol_tests();
+    return UNITY_END();
+}
+
+void setup() {
+    // NOTE!!! Wait for >2 secs
+    // if board doesn't support software reset via Serial.DTR/RTS
+
+    delay(2000);
+    process();
+}
+
+void loop() {
+    digitalWrite(13, HIGH);
+    delay(100);
+    digitalWrite(13, LOW);
+    delay(500);    
+}