[arduino] regression: init() should be called BEFORE Serial.begin(). …

…We use the setup() function, as in the Arduino approach.

examples/avr/arduinoUno/blink/blink.cpp

@@ -8,12 +8,20 @@
 
 int main(void)
 {
-	// initialize digital pin 13 as an output.
-	pinMode(13, OUTPUT);
+	/** No init code should be done here 
+	 *  use the setup() function
+	 *  Trampoline will init the system and call setup()
+	 **/
     StartOS(OSDEFAULTAPPMODE);
 	return 0;
 }
 
+void setup()
+{
+	// initialize digital pin 13 as an output.
+	pinMode(13, OUTPUT);
+}
+
 //The TASK is activated by the alarm "periodicAl":
 //* The alarm "periodicAl" is configured in the .oil file to activate task 
 //"periodicTask" each 1000 pulses of counter SystemCounter.

examples/avr/arduinoUno/serial/serial.cpp

@@ -8,13 +8,19 @@
 
 int main(void)
 {
-	init(); //init of Arduino -> should be called direclty in next versions.
+	/** No init code should be done here 
+	 *  use the setup() function
+	 *  Trampoline will init the system and call setup()
+	 **/
+    StartOS(OSDEFAULTAPPMODE);
+	return 0;
+}
 
+void setup()
+{
+	Serial.begin(115200);
 	// initialize digital pin 13 as an output.
 	pinMode(13, OUTPUT);
-	Serial.begin(115200);
-    StartOS(OSDEFAULTAPPMODE);
-	return 0;
 }
 
 //The TASK is activated by the alarm "periodicAl":
@@ -30,5 +36,5 @@ TASK(periodicTask)
 	else digitalWrite(13, LOW);        //even
 
 	Serial.print(nb);
-	Serial.print(" done\n");
+	Serial.println(" done");
 }

machines/avr/arduino/hardware/cores/arduino/wiring.c

@@ -43,9 +43,11 @@ static unsigned char timer0_fract = 0;
 
 // START TRAMPOLINE SECTION 
 extern void trampolineSystemCounter();
+extern void setup();
 void tpl_init_board()
 {
 	init();
+	setup();
 }
 // STOP TRAMPOLINE SECTION