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Add Uno -> RFM95 examples from Brian Norman

master
Starbeamrainbowlabs 3 years ago
parent
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2d13729aff
Signed by: sbrl GPG Key ID: 1BE5172E637709C2
  1. 83
      Examples/UNO_rf95_client/UNO_rf95_client.ino
  2. 86
      Examples/UNO_rf95_server/UNO_rf95_server.ino

83
Examples/UNO_rf95_client/UNO_rf95_client.ino

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// rf95_client.pde
// -*- mode: C++ -*-
// Example sketch showing how to create a simple messageing client
// with the RH_RF95 class. RH_RF95 class does not provide for addressing or
// reliability, so you should only use RH_RF95 if you do not need the higher
// level messaging abilities.
// It is designed to work with the other example rf95_server
// Tested with Anarduino MiniWirelessLoRa, Rocket Scream Mini Ultra Pro with
// the RFM95W, Adafruit Feather M0 with RFM95
#include <SPI.h>
#include <RH_RF95.h>
// Singleton instance of the radio driver
RH_RF95 rf95(10, 2);
int led = 7; // do not use SPI pins
void setup()
{
pinMode(led, OUTPUT);
Serial.begin(9600);
while (!Serial) ; // Wait for serial port to be available
Serial.println("Client starting");
if (!rf95.init())
{
Serial.println("rf95().init failed");
while (true) ;
}
Serial.println("rf95.init() ok");
// Defaults after init are 434.0MHz, 13dBm, Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on
rf95.setFrequency(868.0);
delay(100);
}
void loop()
{
digitalWrite(led, HIGH);
Serial.println("Sending to rf95_server");
uint8_t data[] = "Hello World!";
rf95.send(data, sizeof(data));
rf95.waitPacketSent();
Serial.println("Packet sent");
// Now wait for a reply
uint8_t buf[RH_RF95_MAX_MESSAGE_LEN];
uint8_t len = sizeof(buf);
if (rf95.waitAvailableTimeout(3000))
{
// Should be a reply message for us now
if (rf95.recv(buf, &len))
{
Serial.print("got reply: ");
Serial.println((char*)buf);
//Serial.print("RSSI: ");
//Serial.println(rf95.lastRssi(), DEC);
}
else
{
Serial.println("rf95.recv() from server failed");
}
}
else
{
Serial.println("Timeout. No reply, is rf95_server running?");
}
digitalWrite(led, LOW);
delay(400);
}

86
Examples/UNO_rf95_server/UNO_rf95_server.ino

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// rf95_server.pde
// -*- mode: C++ -*-
// Example sketch showing how to create a simple messageing server
// with the RH_RF95 class. RH_RF95 class does not provide for addressing or
// reliability, so you should only use RH_RF95 if you do not need the higher
// level messaging abilities.
// It is designed to work with the other example rf95_client
// Tested with Anarduino MiniWirelessLoRa, Rocket Scream Mini Ultra Pro with
// the RFM95W, Adafruit Feather M0 with RFM95
#include <SPI.h>
#include <RH_RF95.h>
// Singleton instance of the radio driver
RH_RF95 rf95(10,2);
int led = 13; // do not use SPI pins
void setup()
{
// Rocket Scream Mini Ultra Pro with the RFM95W only:
// Ensure serial flash is not interfering with radio communication on SPI bus
// pinMode(4, OUTPUT);
// digitalWrite(4, HIGH);
pinMode(led, OUTPUT);
Serial.begin(9600);
while (!Serial) ; // Wait for serial port to be available
Serial.println("Server starting");
if (!rf95.init())
{
Serial.println("init failed");
while(true) ;
}
Serial.println("rf95.init() ok");
// Defaults after init are 434.0MHz, 13dBm, Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on
rf95.setFrequency(868.0);
//rf95.setTxPower(10, true);
}
void loop()
{
if (rf95.available())
{
Serial.print("rf95.available() ok ");
// Should be a message for us now
uint8_t buf[RH_RF95_MAX_MESSAGE_LEN];
uint8_t len = sizeof(buf);
if (rf95.recv(buf, &len))
{
//RH_RF95::printBuffer("request: ", buf, len);
Serial.print("got request: ");
Serial.println((char*)buf);
//Serial.print("RSSI: ");
//Serial.println(rf95.lastRssi(), DEC);
// Send a reply
digitalWrite(led, HIGH);
Serial.println("Sending a reply");
uint8_t data[] = "And hello back to you";
rf95.send(data, sizeof(data));
rf95.waitPacketSent();
Serial.println("Reply sent");
digitalWrite(led, LOW);
}
else
{
Serial.println("recv failed - empty buffer");
}
}
}
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