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|
#include <SPI.h>
#include <LoRa.h>
#include <Wire.h>
#include "SSD1306.h"
//#include "images.h"
#define SCK 5 // GPIO5 -- SX1278's SCK
#define MISO 19 // GPIO19 -- SX1278's MISO
#define MOSI 27 // GPIO27 -- SX1278's MOSI
#define SS 18 // GPIO18 -- SX1278's CS
#define RST 14 // GPIO14 -- SX1278's RESET
#define DI0 26 // GPIO26 -- SX1278's IRQ(Interrupt Request)
#define BAND 433E6
unsigned int counter = 0;
const int SW1 = 32;
const int SW2 = 33;
int SyncWord = 0x22;
int pValue1 = 1;
int pValue2 = 1;
int lValue1 = 0;
int lValue2 = 0;
bool Flag1 = false;
bool Flag2 = false;
int data = 1;
SSD1306 display(0x3c, 4, 15);
String rssi = "RSSI --";
String packSize = "--";
String packet ;
/*
void logo(){
display.clear();
display.drawXbm(0,5,logo_width,logo_height,logo_bits);
display.display();
}
*/
void setup() {
pinMode(16,OUTPUT);
pinMode(2,OUTPUT);
pinMode(SW1,INPUT_PULLUP);
pinMode(SW2,INPUT_PULLUP);
digitalWrite(16, LOW); // set GPIO16 low to reset OLED
delay(50);
digitalWrite(16, HIGH); // while OLED is running, must set GPIO16 in high
Serial.begin(9600);
while (!Serial);
Serial.println();
Serial.println("LoRa Sender Test");
SPI.begin(SCK,MISO,MOSI,SS);
LoRa.setPins(SS,RST,DI0);
if (!LoRa.begin(433E6)) {
Serial.println("Starting LoRa failed!");
while (1);
}
LoRa.setSpreadingFactor(12); // ranges from 6-12,default 7 see API docs
LoRa.setSignalBandwidth(62.5E3 ); // for -139dB (page - 112)
LoRa.setCodingRate4(8); // for -139dB (page - 112)
LoRa.setSyncWord(SyncWord);
//LoRa.onReceive(cbk);
// LoRa.receive();
Serial.println("init ok");
display.init();
display.flipScreenVertically();
display.setFont(ArialMT_Plain_10);
//logo();
delay(50);
digitalWrite(2, LOW); // turn the LED off by making the voltage LOW
}
void loop() {
display.clear();
/*
display.setTextAlignment(TEXT_ALIGN_LEFT);
display.setFont(ArialMT_Plain_10);
*/
lValue1 = digitalRead(SW1);
lValue2 = digitalRead(SW2);
/*
display.drawString(0, 0, "Sending packet: ");
display.drawString(90, 0, String(counter));
display.display();
*/
if( (lValue1 == 0) and (Flag1 == false) )
{
delay(50);
data = 11;
Serial.println("11");
Flag1 = true;
pValue1 = !pValue1;
LoRa.beginPacket();
LoRa.print(data);
LoRa.endPacket();
}
if( (lValue1 == 1) and (Flag1 == true) )
{
delay(50);
data = 22;
Serial.println("22");
Flag1 = false;
LoRa.beginPacket();
LoRa.print(data);
LoRa.endPacket();
}
if( (lValue2 == 0) and (Flag2 == false))
{
delay(50);
data = 33;
Serial.println("33");
Flag2 = true;
pValue2 = !pValue2;
LoRa.beginPacket();
LoRa.print(data);
LoRa.endPacket();
}
if( (lValue2 == 1) and (Flag2 == true) )
{
delay(50);
data = 44;
Serial.println("44");
Flag2 = false;
LoRa.beginPacket();
LoRa.print(data);
LoRa.endPacket();
}
if( (lValue1 == 1) and (lValue2 == 1) )
{
data = 55;
Serial.println("55");
LoRa.beginPacket();
LoRa.print(data);
LoRa.endPacket();
}
/*
counter++;
digitalWrite(2, HIGH); // turn the LED on (HIGH is the voltage level)
delay(500); // wait for a 1/2 second
digitalWrite(2, LOW); // turn the LED off by making the voltage LOW
delay(500); // wait for a 1/2 second
*/
} |
