Made MD* libraries (Parola, MAX72XX) project specific, to be able to use the newest software version from github.

lib/MD_Parola/examples/Parola_Print_Test/Parola_Print_Test.ino

@@ -0,0 +1,53 @@
+// Program to demonstrate the MD_Parola library
+//
+// Uses the Arduino Print Class extension with various output types
+//
+// MD_MAX72XX library can be found at https://github.com/MajicDesigns/MD_MAX72XX
+//
+
+#include <MD_Parola.h>
+#include <MD_MAX72xx.h>
+#include <SPI.h>
+
+const uint16_t WAIT_TIME = 1000;
+
+// Define the number of devices we have in the chain and the hardware interface
+// NOTE: These pin numbers will probably not work with your hardware and may
+// need to be adapted
+#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW
+#define MAX_DEVICES 4
+#define CLK_PIN   13
+#define DATA_PIN  11
+#define CS_PIN    10
+
+// Hardware SPI connection
+MD_Parola P = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);
+// Arbitrary output pins
+// MD_Parola P = MD_Parola(HARDWARE_TYPE, DATA_PIN, CLK_PIN, CS_PIN, MAX_DEVICES);
+
+void setup(void)
+{
+  P.begin();
+}
+
+void loop(void)
+{
+  P.print("Hello");
+  delay(WAIT_TIME);
+  P.print(1234, DEC);
+  delay(WAIT_TIME);
+  P.print(1234, HEX);
+  delay(WAIT_TIME);
+  P.print(12.5);      // float not supported by Arduino Print class
+  delay(WAIT_TIME);
+  P.print(9876l);
+  delay(WAIT_TIME);
+  P.println("end");   // only get the /r/n characters - avoid using println
+  delay(WAIT_TIME);
+  P.write('A');
+  delay(WAIT_TIME);
+  P.write('B');
+  delay(WAIT_TIME);
+  P.write('C');
+  delay(WAIT_TIME);
+}