71 lines
1.8 KiB
C++
71 lines
1.8 KiB
C++
/*
|
|
RadioLib CC1101 Receive Example
|
|
|
|
This example receives packets using CC1101 FSK radio
|
|
module.
|
|
*/
|
|
|
|
// include the library
|
|
#include <RadioLib.h>
|
|
|
|
// CC1101 is in slot A on the shield
|
|
CC1101 cc = RadioShield.ModuleA;
|
|
|
|
void setup() {
|
|
Serial.begin(9600);
|
|
|
|
// initialize CC1101 with default settings
|
|
Serial.print(F("[CC1101] Initializing ... "));
|
|
// carrier frequency: 868.0 MHz
|
|
// bit rate: 4.8 kbps
|
|
// Rx bandwidth: 325.0 kHz
|
|
// frequency deviation: 48.0 kHz
|
|
// sync word: 0xD391
|
|
int state = cc.begin();
|
|
if (state == ERR_NONE) {
|
|
Serial.println(F("success!"));
|
|
} else {
|
|
Serial.print(F("failed, code "));
|
|
Serial.println(state);
|
|
while (true);
|
|
}
|
|
}
|
|
|
|
void loop() {
|
|
Serial.print(F("[CC1101] Waiting for incoming transmission ... "));
|
|
|
|
// you can receive data as an Arduino String
|
|
String str;
|
|
int state = cc.receive(str);
|
|
|
|
// you can also receive data as byte array
|
|
/*
|
|
byte byteArr[8];
|
|
int state = cc.receive(byteArr, 8);
|
|
*/
|
|
|
|
if (state == ERR_NONE) {
|
|
// packet was successfully received
|
|
Serial.println(F("success!"));
|
|
|
|
// print the data of the packet
|
|
Serial.print(F("[CC1101] Data:\t\t"));
|
|
Serial.println(str);
|
|
|
|
// print RSSI (Received Signal Strength Indicator)
|
|
// of the last received packet
|
|
Serial.print("[CC1101] RSSI:\t\t");
|
|
Serial.print(cc.getRSSI());
|
|
Serial.println(" dBm");
|
|
|
|
// print LQI (Link Quality Indicator)
|
|
// of the last received packet, lower is better
|
|
Serial.print("[CC1101] LQI:\t\t");
|
|
Serial.println(cc.getLQI());
|
|
|
|
} else if (state == ERR_CRC_MISMATCH) {
|
|
// packet was received, but is malformed
|
|
Serial.println(F("CRC error!"));
|
|
|
|
}
|
|
}
|