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mirror of https://github.com/sandeepmistry/arduino-LoRa.git synced 2025-08-06 07:02:40 +03:00

Some tweaks to new examples

This commit is contained in:
Sandeep Mistry
2017-05-28 18:13:21 -04:00
parent b894e71202
commit 21ace81a59
5 changed files with 97 additions and 71 deletions

View File

@@ -14,6 +14,7 @@
*/
#include <SPI.h> // include libraries
#include <LoRa.h>
const int csPin = 7; // LoRa radio chip select
const int resetPin = 6; // LoRa radio reset
const int irqPin = 1; // change for your board; must be a hardware interrupt pin
@@ -26,12 +27,15 @@ long lastSendTime = 0; // last send time
int interval = 2000; // interval between sends
void setup() {
while (!Serial);
Serial.begin(9600); // initialize serial
while (!Serial);
Serial.println("LoRa Duplex with callback");
// override the default CS, reset, and IRQ pins (optional)
LoRa.setPins(csPin, resetPin, irqPin);// set CS, reset, IRQ pin
if (!LoRa.begin(915E6)) { // initialize ratio at 915Mhz
if (!LoRa.begin(915E6)) { // initialize ratio at 915 MHz
Serial.println("LoRa init failed. Check your connections.");
while (true); // if failed, do nothing
}
@@ -42,14 +46,14 @@ void setup() {
}
void loop() {
if (millis() - lastSendTime > interval) {
String message = "HeLoRa World!"; // send a message
sendMessage(message);
Serial.println("Sending " + message);
lastSendTime = millis(); // timestamp the message
interval = random(2000) + 1000; // 2-3 seconds
LoRa.receive(); // go back into receive mode
}
if (millis() - lastSendTime > interval) {
String message = "HeLoRa World!"; // send a message
sendMessage(message);
Serial.println("Sending " + message);
lastSendTime = millis(); // timestamp the message
interval = random(2000) + 1000; // 2-3 seconds
LoRa.receive(); // go back into receive mode
}
}
void sendMessage(String outgoing) {
@@ -63,7 +67,6 @@ void sendMessage(String outgoing) {
msgCount++; // increment message ID
}
void onReceive(int packetSize) {
if (packetSize == 0) return; // if there's no packet, return
@@ -72,10 +75,13 @@ void onReceive(int packetSize) {
byte sender = LoRa.read(); // sender address
byte incomingMsgId = LoRa.read(); // incoming msg ID
byte incomingLength = LoRa.read(); // incoming msg length
String incoming = ""; // payload of packet
while (LoRa.available()) { // can't use readString() in callback, so
incoming += (char)LoRa.read(); // add bytes one by one
}
if (incomingLength != incoming.length()) { // check length for error
Serial.println("error: message length does not match length");
return; // skip rest of function
@@ -88,13 +94,13 @@ void onReceive(int packetSize) {
}
// if message is for this device, or broadcast, print details:
Serial.println("Received from:" + String(sender, HEX));
Serial.println("Sent to:" + String(recipient, HEX));
Serial.println("Message ID:" + String(incomingMsgId));
Serial.println("Message length:" + String(incomingLength));
Serial.println("Message:" + incoming);
Serial.println("RSSI:" + String(LoRa.packetRssi()));
Serial.println("Snr:" + String(LoRa.packetSnr()));
Serial.println("Received from: 0x" + String(sender, HEX));
Serial.println("Sent to: 0x" + String(recipient, HEX));
Serial.println("Message ID: " + String(incomingMsgId));
Serial.println("Message length: " + String(incomingLength));
Serial.println("Message: " + incoming);
Serial.println("RSSI: " + String(LoRa.packetRssi()));
Serial.println("Snr: " + String(LoRa.packetSnr()));
Serial.println();
}