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Tanner Collin 2018-05-07 21:54:58 -06:00
parent cdda437d86
commit 11ebeb67b3
2 changed files with 160 additions and 0 deletions
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81
examples/rf95_client/rf95_client.ino Normal file
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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;
//RH_RF95 rf95(5, 2); // Rocket Scream Mini Ultra Pro with the RFM95W
//RH_RF95 rf95(8, 3); // Adafruit Feather M0 with RFM95
// Need this on Arduino Zero with SerialUSB port (eg RocketScream Mini Ultra Pro)
//#define Serial SerialUSB
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);
Serial.begin(9600);
while (!Serial) ; // Wait for serial port to be available
if (!rf95.init())
Serial.println("init failed");
// Defaults after init are 434.0MHz, 13dBm, Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on
// The default transmitter power is 13dBm, using PA_BOOST.
// If you are using RFM95/96/97/98 modules which uses the PA_BOOST transmitter pin, then
// you can set transmitter powers from 5 to 23 dBm:
// driver.setTxPower(23, false);
// If you are using Modtronix inAir4 or inAir9,or any other module which uses the
// transmitter RFO pins and not the PA_BOOST pins
// then you can configure the power transmitter power for -1 to 14 dBm and with useRFO true.
// Failure to do that will result in extremely low transmit powers.
// driver.setTxPower(14, true);
}
void loop()
{
Serial.println("Sending to rf95_server");
// Send a message to rf95_server
uint8_t data[] = "Hello World!";
rf95.send(data, sizeof(data));
rf95.waitPacketSent();
// 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("recv failed");
}
}
else
{
Serial.println("No reply, is rf95_server running?");
}
delay(400);
}

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examples/rf95_server/rf95_server.ino Normal file
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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;
//RH_RF95 rf95(5, 2); // Rocket Scream Mini Ultra Pro with the RFM95W
//RH_RF95 rf95(8, 3); // Adafruit Feather M0 with RFM95
// Need this on Arduino Zero with SerialUSB port (eg RocketScream Mini Ultra Pro)
//#define Serial SerialUSB
int led = 9;
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
if (!rf95.init())
Serial.println("init failed");
// Defaults after init are 434.0MHz, 13dBm, Bw = 125 kHz, Cr = 4/5, Sf = 128chips/symbol, CRC on
// The default transmitter power is 13dBm, using PA_BOOST.
// If you are using RFM95/96/97/98 modules which uses the PA_BOOST transmitter pin, then
// you can set transmitter powers from 5 to 23 dBm:
// driver.setTxPower(23, false);
// If you are using Modtronix inAir4 or inAir9,or any other module which uses the
// transmitter RFO pins and not the PA_BOOST pins
// then you can configure the power transmitter power for -1 to 14 dBm and with useRFO true.
// Failure to do that will result in extremely low transmit powers.
// driver.setTxPower(14, true);
}
void loop()
{
if (rf95.available())
{
// 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))
{
digitalWrite(led, HIGH);
// 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
uint8_t data[] = "And hello back to you";
rf95.send(data, sizeof(data));
rf95.waitPacketSent();
Serial.println("Sent a reply");
digitalWrite(led, LOW);
}
else
{
Serial.println("recv failed");
}
}
}