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/RF24/examples/digispark_receive/digispark_receive.ino

@@ -0,0 +1,41 @@
+#include <SPI.h>
+#include "nRF24L01.h"
+#include "RF24.h"
+
+RF24 radio(9,12);
+const int LED = 1;
+
+const uint64_t pipes[2] = { 0xF0F0F0F0E1LL, 0xF0F0F0F0D2LL };
+
+// The various roles supported by this sketch
+typedef enum { role_ping_out = 1, role_pong_back } role_e;
+
+// The role of the current running sketch
+role_e role = role_pong_back;
+
+void setup() {
+  // put your setup code here, to run once:
+  pinMode(LED, OUTPUT);
+  
+  digitalWrite(LED, LOW);
+  radio.begin();
+  radio.setRetries(15, 15);
+  radio.openReadingPipe(1, pipes[1]);
+  radio.startListening();
+  digitalWrite(LED, HIGH);
+}
+
+void loop() {
+  if(radio.available()) {
+    unsigned long value;
+    bool done = false;
+    while(!done) {
+      done = radio.read(&value, sizeof(unsigned long));
+      delay(20);
+    }
+    
+    digitalWrite(LED, LOW);
+    delay(1000);
+    digitalWrite(LED, HIGH);
+  }
+}