Initial import of support files for all Digistump boards - Digispark, Pro, DigiX - including libraries, examples, tools, and other support files for the Arduino IDE

hardware/digistump/avr/libraries/VirtualWire/examples/receiver/receiver.pde

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+// receiver.pde
+//
+// Simple example of how to use VirtualWire to receive messages
+// Implements a simplex (one-way) receiver with an Rx-B1 module
+//
+// See VirtualWire.h for detailed API docs
+// Author: Mike McCauley (mikem@airspayce.com)
+// Copyright (C) 2008 Mike McCauley
+// $Id: receiver.pde,v 1.3 2009/03/30 00:07:24 mikem Exp $
+
+#include <VirtualWire.h>
+
+void setup()
+{
+    Serial.begin(9600);	// Debugging only
+    Serial.println("setup");
+
+    // Initialise the IO and ISR
+    vw_set_ptt_inverted(true); // Required for DR3100
+    vw_setup(2000);	 // Bits per sec
+
+    vw_rx_start();       // Start the receiver PLL running
+}
+
+void loop()
+{
+    uint8_t buf[VW_MAX_MESSAGE_LEN];
+    uint8_t buflen = VW_MAX_MESSAGE_LEN;
+
+    if (vw_get_message(buf, &buflen)) // Non-blocking
+    {
+	int i;
+
+        digitalWrite(13, true); // Flash a light to show received good message
+	// Message with a good checksum received, dump it.
+	Serial.print("Got: ");
+	
+	for (i = 0; i < buflen; i++)
+	{
+	    Serial.print(buf[i], HEX);
+	    Serial.print(" ");
+	}
+	Serial.println("");
+        digitalWrite(13, false);
+    }
+}