acid-drop

- Hacking the planet from a LilyGo T-Deck using custom firmware
git clone git://git.acid.vegas/acid-drop.git
SX128x_Channel_Activity_Detection.ino (1654B)
      1 /*
      2    RadioLib SX128x Channel Activity Detection Example
      3 
      4    This example uses SX1280 to scan the current LoRa
      5    channel and detect ongoing LoRa transmissions.
      6 
      7    Other modules from SX128x family can also be used.
      8 
      9    For default module settings, see the wiki page
     10    https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx128x---lora-modem
     11 
     12    For full API reference, see the GitHub Pages
     13    https://jgromes.github.io/RadioLib/
     14 */
     15 
     16 // include the library
     17 #include <RadioLib.h>
     18 
     19 // SX1280 has the following connections:
     20 // NSS pin:   10
     21 // DIO1 pin:  2
     22 // NRST pin:  3
     23 // BUSY pin:  9
     24 SX1280 radio = new Module(10, 2, 3, 9);
     25 
     26 // or using RadioShield
     27 // https://github.com/jgromes/RadioShield
     28 //SX1280 radio = RadioShield.ModuleA;
     29 
     30 void setup() {
     31   Serial.begin(9600);
     32 
     33   // initialize SX1280 with default settings
     34   Serial.print(F("[SX1280] Initializing ... "));
     35   int state = radio.begin();
     36   if (state == RADIOLIB_ERR_NONE) {
     37     Serial.println(F("success!"));
     38   } else {
     39     Serial.print(F("failed, code "));
     40     Serial.println(state);
     41     while (true);
     42   }
     43 }
     44 
     45 void loop() {
     46   Serial.print(F("[SX1280] Scanning channel for LoRa transmission ... "));
     47 
     48   // start scanning current channel
     49   int state = radio.scanChannel();
     50 
     51   if (state == RADIOLIB_LORA_DETECTED) {
     52     // LoRa preamble was detected
     53     Serial.println(F("detected!"));
     54 
     55   } else if (state == RADIOLIB_CHANNEL_FREE) {
     56     // no preamble was detected, channel is free
     57     Serial.println(F("channel is free!"));
     58 
     59   } else {
     60     // some other error occurred
     61     Serial.print(F("failed, code "));
     62     Serial.println(state);
     63 
     64   }
     65 
     66   // wait 100 ms before new scan
     67   delay(100);
     68 }