Implements "much easier to use" as KarlP said in his blog, and some functions to get only the relatively "important data bytes

examples/RX_only/RX_only.pde

@@ -10,8 +10,8 @@
 #include <mrf24j.h>
 
 const int pin_reset = 6;
-const int pin_cs = 7;
-const int pin_interrupt = 5;
+const int pin_cs = 10; // default CS pin on ATMEGA8
+const int pin_interrupt = 2; // default interrupt pin on ATMEGA8
 
 Mrf24j mrf(pin_reset, pin_cs, pin_interrupt);
 
@@ -26,46 +26,32 @@ void setup() {
   // uncomment if you want to receive any packet on this channel
   // mrf.set_promiscuous(true);
 
-  attachInterrupt(0, interrupt_routine, CHANGE);   
+  attachInterrupt(0, interrupt_routine, CHANGE); // interrupt 0 equivalent to pin 2 on ATMEGA8
+  interrupts();
 }
 
-volatile uint8_t gotrx;
-
 void interrupt_routine() {
-    // read and clear from the radio
-    byte last_interrupt = mrf.read_short(MRF_INTSTAT);
-    if (last_interrupt & MRF_I_RXIF) {
-        gotrx = 1;
-    }
+  mrf.interrupt_handler();
 }
 
 void loop() {
-    int tmp;
-    interrupts();
-    if (gotrx) {
-        gotrx = 0;
-        noInterrupts();
-        mrf.rx_disable();
+    mrf.check_flags(&handle_rx, &handle_tx);
+}
 
-        // read start of rxfifo
-        byte frame_length = mrf.read_long(0x300);
-        Serial.print("received a packet ");
-        Serial.print(frame_length, DEC);
-        Serial.println(" bytes long");
+void handle_rx() {
+    Serial.print("received a packet ");Serial.print(mrf.get_rxinfo()->frame_length, DEC);Serial.println(" bytes long");
     
     Serial.println("Packet data:");
-        for (int i = 1; i <= frame_length; i++) {
-            tmp = mrf.read_long(0x300 + i);
-            Serial.print(tmp, HEX);
+    for (int i = 0; i < mrf.rx_datalength(); i++) {
+        Serial.write(mrf.get_rxinfo()->rx_data[i]);
     }
     
     Serial.print("\r\nLQI/RSSI=");
-        byte lqi = mrf.read_long(0x300 + frame_length + 1);
-        byte rssi = mrf.read_long(0x300 + frame_length + 2);
-        Serial.print(lqi, HEX);
-        Serial.println(rssi, HEX);
-
-        mrf.rx_enable();
-        interrupts();
-    }
+    Serial.print(mrf.get_rxinfo()->lqi, DEC);
+    Serial.print("/");
+    Serial.println(mrf.get_rxinfo()->rssi, DEC);
+}
+
+void handle_tx() {
+    // code to transmit, nothing to do
 }