first commit

CC1101_Receiver2/CC1101_Receiver2.ino

@@ -0,0 +1,111 @@
+
+#include "EEPROM.h"
+#include "cc1101.h"
+
+//Arduino   GND            <->       CC1101 GND
+//Arduino   VCC (+3.3v)  <->       CC1101 VCC
+//Arduino   10               <->       CC1101 CSN (SS)
+//Arduino   11               <->       CC1101 SI (MOSI)
+//Arduino   12               <->       CC1101 SO (MISO)
+//Arduino   13            <->       CC1101 SCK
+//Arduino   02               <->       CC1101 GD0 
+
+
+#define LEDOUTPUT 7
+
+// The connection to the hardware chip CC1101 the RF Chip
+CC1101 cc1101;
+
+byte b;
+byte syncWord = 199;
+
+// a flag that a wireless packet has been received
+boolean packetAvailable = false;        
+
+void blinker(){
+     digitalWrite(LEDOUTPUT, HIGH);
+     delay(100);
+     digitalWrite(LEDOUTPUT, LOW);
+     delay(100);
+}
+
+/**
+* Handle interrupt from CC1101 (INT0)
+*/
+void cc1101signalsInterrupt(void){
+ // set the flag that a package is available
+ packetAvailable = true;
+}
+
+void setup()
+{
+ Serial.begin(9600);
+ Serial.println("start");
+
+ // setup the blinker output
+ pinMode(LEDOUTPUT, OUTPUT);
+ digitalWrite(LEDOUTPUT, LOW);
+
+ // blink once to signal the setup
+ blinker();
+ //cc1101.reset();
+ // initialize the RF Chip
+ Serial.println("before init");
+
+ cc1101.init();
+ Serial.println("after init");
+
+ cc1101.reset();
+ Serial.println("after reset");
+
+ cc1101.setSyncWord(&syncWord, false);
+ cc1101.setCarrierFreq(433.92);
+ //cc1101.setCarrierFreq(CFREQ_868); 
+ cc1101.disableAddressCheck();
+ 
+  Serial.print("CC1101_PARTNUM ");
+ b=cc1101.readReg(CC1101_PARTNUM, CC1101_STATUS_REGISTER);
+ Serial.println(b);
+ b=cc1101.readReg(CC1101_VERSION, CC1101_STATUS_REGISTER);
+ Serial.print("CC1101_VERSION ");
+ Serial.println(b);  
+ Serial.print("CC1101_MARCSTATE ");
+ Serial.println(cc1101.readReg(CC1101_MARCSTATE, CC1101_STATUS_REGISTER)& 0x1f);
+
+ attachInterrupt(0, cc1101signalsInterrupt, FALLING);
+ Serial.println("device initialized");
+
+ Serial.println("setup done");
+}
+
+void loop()
+{
+ if(packetAvailable){
+   Serial.println("packet received");
+   // Disable wireless reception interrupt
+   detachInterrupt(0);
+
+   // clear the flag
+   packetAvailable = false;
+   
+   CCPACKET packet;
+ 
+   if(cc1101.receiveData(&packet) > 0){
+     if(!packet.crc_ok) {
+       Serial.println("crc not ok");
+     } else {
+      Serial.println("crc Ok");
+     }
+     if(packet.crc_ok && packet.length > 0){
+       Serial.print("packet: len");
+       Serial.print(packet.length);
+       Serial.print(" data0: ");
+       Serial.println(packet.data[0]);
+     }
+   }
+   
+   // Enable wireless reception interrupt
+   attachInterrupt(0, cc1101signalsInterrupt, FALLING);
+ }
+}
+