From 4894bde655817bd07880620be85dc0c66432da84 Mon Sep 17 00:00:00 2001 From: Starbeamrainbowlabs Date: Thu, 15 Nov 2018 19:02:46 +0000 Subject: [PATCH] Add more RFM95 examples --- .../RFM95-Client/rf95_client/rf95_client.ino | 88 +++++++++++++++++++ Examples/RFM95-Server/RFM95-Server.ino | 85 ++++++++++++++++++ 2 files changed, 173 insertions(+) create mode 100644 Examples/RFM95-Client/rf95_client/rf95_client.ino create mode 100644 Examples/RFM95-Server/RFM95-Server.ino diff --git a/Examples/RFM95-Client/rf95_client/rf95_client.ino b/Examples/RFM95-Client/rf95_client/rf95_client.ino new file mode 100644 index 0000000..2b7b0df --- /dev/null +++ b/Examples/RFM95-Client/rf95_client/rf95_client.ino @@ -0,0 +1,88 @@ +// 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 +#include + +// Singleton instance of the radio driver +RH_RF95 rf95(10, 2); +//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"); + while (true); + } + // 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); + + rf95.setFrequency(868.0); + delay(100); +} + +void loop() +{ + Serial.println("Sending to rf95_server"); + // Send a message to rf95_server + uint8_t data[] = "Hello Brian!"; + rf95.send(data, sizeof(data)); + + rf95.waitPacketSent(); + Serial.println("Sending complete"); + + + // 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); +} + + diff --git a/Examples/RFM95-Server/RFM95-Server.ino b/Examples/RFM95-Server/RFM95-Server.ino new file mode 100644 index 0000000..eecab61 --- /dev/null +++ b/Examples/RFM95-Server/RFM95-Server.ino @@ -0,0 +1,85 @@ +// 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 +#include + +// Singleton instance of the radio driver +RH_RF95 rf95(10, 2); +//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("rf95().init failed"); + while (true) ; + } + // 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); + + rf95.setFrequency(868.0); + + delay(100); +} + +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"); + } + } +} + +