base stack

lib/esp32_lora_wifi/LoRa/examples/LoRaReceiver-OLED/LoRaReceiver-OLED.ino

@@ -0,0 +1,84 @@
+#include <SPI.h>
+#include <LoRa.h>
+#include "SSD1306.h"
+
+SSD1306  display(0x3c, 4, 15);
+
+//OLED pins to ESP32 GPIOs via this connection:
+//OLED_SDA -- GPIO4
+//OLED_SCL -- GPIO15
+//OLED_RST -- GPIO16
+
+
+// WIFI_LoRa_32 ports
+
+// GPIO5  -- SX1278's SCK
+// GPIO19 -- SX1278's MISO
+// GPIO27 -- SX1278's MOSI
+// GPIO18 -- SX1278's CS
+// GPIO14 -- SX1278's RESET
+// GPIO26 -- SX1278's IRQ(Interrupt Request)
+
+#define SS      18
+#define RST     14
+#define DI0     26
+#define BAND    433E6
+
+
+void setup() {
+  pinMode(16,OUTPUT);
+  digitalWrite(16, LOW);    // set GPIO16 low to reset OLED
+  delay(50); 
+  digitalWrite(16, HIGH);
+  
+  display.init();
+  display.flipScreenVertically();
+  display.setFont(ArialMT_Plain_10);
+  display.setTextAlignment(TEXT_ALIGN_LEFT);
+  
+  Serial.begin(115200);
+  while (!Serial); //if just the the basic function, must connect to a computer
+  delay(1000);
+ 
+  Serial.println("LoRa Receiver"); 
+  display.drawString(5,5,"LoRa Receiver"); 
+  display.display();
+  SPI.begin(5,19,27,18);
+  LoRa.setPins(SS,RST,DI0);
+  
+  if (!LoRa.begin(BAND)) {
+    display.drawString(5,25,"Starting LoRa failed!");
+    while (1);
+  }
+  Serial.println("LoRa Initial OK!");
+  display.drawString(5,25,"LoRa Initializing OK!");
+  display.display();
+}
+
+void loop() {
+  // try to parse packet
+  int packetSize = LoRa.parsePacket();
+  if (packetSize) {
+    // received a packets
+    Serial.print("Received packet. ");
+    display.clear();
+    display.setFont(ArialMT_Plain_16);
+    display.drawString(3, 0, "Received packet ");
+    display.display();
+
+    // read packet
+    while (LoRa.available()) {
+    String data = LoRa.readString();
+    Serial.print(data);
+    display.drawString(20,22, data);
+    display.display();
+    }
+
+    // print RSSI of packet
+    Serial.print(" with RSSI ");
+    Serial.println(LoRa.packetRssi());
+    display.drawString(20, 45, "RSSI:  ");
+    display.drawString(70, 45, (String)LoRa.packetRssi());
+    display.display();
+  }
+}

lib/esp32_lora_wifi/LoRa/examples/LoRaReceiver/LoRaReceiver.ino

@@ -0,0 +1,54 @@
+// This example just provide basic LoRa function test;
+// Not the LoRa's farthest distance or strongest interference immunity.
+// For more informations, please vist www.heltec.cn or mail to support@heltec.cn
+
+#include <SPI.h>
+#include <LoRa.h>
+
+// WIFI_LoRa_32 ports
+
+// GPIO5  -- SX1278's SCK
+// GPIO19 -- SX1278's MISO
+// GPIO27 -- SX1278's MOSI
+// GPIO18 -- SX1278's CS
+// GPIO14 -- SX1278's RESET
+// GPIO26 -- SX1278's IRQ(Interrupt Request)
+
+#define SS      18
+#define RST     14
+#define DI0     26
+#define BAND    433E6
+
+void setup() {
+  Serial.begin(115200);
+  while (!Serial); //if just the the basic function, must connect to a computer
+  delay(1000);
+  
+  Serial.println("LoRa Receiver"); 
+  
+  SPI.begin(5,19,27,18);
+  LoRa.setPins(SS,RST,DI0);
+  
+  if (!LoRa.begin(BAND)) {
+    Serial.println("Starting LoRa failed!");
+    while (1);
+  }
+}
+
+void loop() {
+  // try to parse packet
+  int packetSize = LoRa.parsePacket();
+  if (packetSize) {
+    // received a packet
+    Serial.print("Received packet '");
+
+    // read packet
+    while (LoRa.available()) {
+      Serial.print((char)LoRa.read());
+    }
+
+    // print RSSI of packet
+    Serial.print("' with RSSI ");
+    Serial.println(LoRa.packetRssi());
+  }
+}

lib/esp32_lora_wifi/LoRa/examples/LoRaReceiverCallback/LoRaReceiverCallback.ino

@@ -0,0 +1,60 @@
+// This example just provide basic LoRa function test;
+// Not the LoRa's farthest distance or strongest interference immunity.
+// For more informations, please vist www.heltec.cn or mail to support@heltec.cn
+
+#include <SPI.h>
+#include <LoRa.h>
+
+// WIFI_LoRa_32 ports
+
+// GPIO5  -- SX1278's SCK
+// GPIO19 -- SX1278's MISO
+// GPIO27 -- SX1278's MOSI
+// GPIO18 -- SX1278's CS
+// GPIO14 -- SX1278's RESET
+// GPIO26 -- SX1278's IRQ(Interrupt Request)
+
+#define SS      18
+#define RST     14
+#define DI0     26
+#define BAND    433E6
+
+void setup() {
+  Serial.begin(115200);
+  while (!Serial); //if just the the basic function, must connect to a computer
+
+  SPI.begin(5,19,27,18);
+  LoRa.setPins(SS,RST,DI0);
+  
+  Serial.println("LoRa Receiver Callback");
+
+  if (!LoRa.begin(BAND)) {
+    Serial.println("Starting LoRa failed!");
+    while (1);
+  }
+
+  // register the receive callback
+  LoRa.onReceive(onReceive);
+
+  // put the radio into receive mode
+  LoRa.receive();
+}
+
+void loop() {
+  // do nothing
+}
+
+void onReceive(int packetSize) {
+  // received a packet
+  Serial.print("Received packet '");
+
+  // read packet
+  for (int i = 0; i < packetSize; i++) {
+    Serial.print((char)LoRa.read());
+  }
+
+  // print RSSI of packet
+  Serial.print("' with RSSI ");
+  Serial.println(LoRa.packetRssi());
+}
+

lib/esp32_lora_wifi/LoRa/examples/LoRaSender-OLED/LoRaSender-OLED.ino

@@ -0,0 +1,85 @@
+#include <SPI.h>
+#include <LoRa.h>
+#include "SSD1306.h"
+#include<Arduino.h>
+
+//OLED pins to ESP32 GPIOs via this connecthin:
+//OLED_SDA -- GPIO4
+//OLED_SCL -- GPIO15
+//OLED_RST -- GPIO16
+
+SSD1306  display(0x3c, 4, 15);
+
+
+// WIFI_LoRa_32 ports
+
+// GPIO5  -- SX1278's SCK
+// GPIO19 -- SX1278's MISO
+// GPIO27 -- SX1278's MOSI
+// GPIO18 -- SX1278's CS
+// GPIO14 -- SX1278's RESET
+// GPIO26 -- SX1278's IRQ(Interrupt Request)
+
+#define SS      18
+#define RST     14
+#define DI0     26
+#define BAND    433E6  //915E6 
+
+int counter = 0;
+
+void setup() {
+  pinMode(25,OUTPUT); //Send success, LED will bright 1 second
+  
+  pinMode(16,OUTPUT);
+  digitalWrite(16, LOW);    // set GPIO16 low to reset OLED
+  delay(50); 
+  digitalWrite(16, HIGH);
+  
+  Serial.begin(115200);
+  while (!Serial); //If just the the basic function, must connect to a computer
+ 
+  // Initialising the UI will init the display too.
+  display.init();
+  display.flipScreenVertically();
+  display.setFont(ArialMT_Plain_10);
+  display.setTextAlignment(TEXT_ALIGN_LEFT);
+  display.drawString(5,5,"LoRa Sender");
+  display.display();
+  
+  SPI.begin(5,19,27,18);
+  LoRa.setPins(SS,RST,DI0);
+  Serial.println("LoRa Sender");
+  if (!LoRa.begin(BAND)) {
+    Serial.println("Starting LoRa failed!");
+    while (1);
+  }
+  Serial.println("LoRa Initial OK!");
+  display.drawString(5,20,"LoRa Initializing OK!");
+  display.display();
+  delay(2000);
+}
+
+void loop() {
+  Serial.print("Sending packet: ");
+  Serial.println(counter);
+  
+  display.clear();
+  display.setFont(ArialMT_Plain_16);
+  display.drawString(3, 5, "Sending packet ");
+  display.drawString(50, 30, String(counter));
+  display.display();
+
+  // send packet
+  LoRa.beginPacket();
+  LoRa.print("Hello..");
+  LoRa.print(counter);
+  LoRa.endPacket();
+  
+  counter++;
+  digitalWrite(25, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(1000);                       // wait for a second
+  digitalWrite(25, LOW);    // turn the LED off by making the voltage LOW
+  delay(1000);                       // wait for a second
+  
+  delay(3000);
+}

lib/esp32_lora_wifi/LoRa/examples/LoRaSender/LoRaSender.ino

@@ -0,0 +1,59 @@
+// This example just provide basic LoRa function test;
+// Not the LoRa's farthest distance or strongest interference immunity.
+// For more informations, please vist www.heltec.cn or mail to support@heltec.cn
+
+#include <SPI.h>
+#include <LoRa.h>
+#include<Arduino.h>
+
+// WIFI_LoRa_32 ports
+
+// GPIO5  -- SX1278's SCK
+// GPIO19 -- SX1278's MISO
+// GPIO27 -- SX1278's MOSI
+// GPIO18 -- SX1278's CS
+// GPIO14 -- SX1278's RESET
+// GPIO26 -- SX1278's IRQ(Interrupt Request)
+
+#define SS      18
+#define RST     14
+#define DI0     26
+#define BAND    433E6  //915E6 -- 这里的模式选择中，检查一下是否可在中国实用915这个频段
+
+int counter = 0;
+
+void setup() {
+  pinMode(25,OUTPUT); //Send success, LED will bright 1 second
+  
+  Serial.begin(115200);
+  while (!Serial); //If just the the basic function, must connect to a computer
+  
+  SPI.begin(5,19,27,18);
+  LoRa.setPins(SS,RST,DI0);
+//  Serial.println("LoRa Sender");
+
+  if (!LoRa.begin(BAND)) {
+    Serial.println("Starting LoRa failed!");
+    while (1);
+  }
+  Serial.println("LoRa Initial OK!");
+}
+
+void loop() {
+  Serial.print("Sending packet: ");
+  Serial.println(counter);
+
+  // send packet
+  LoRa.beginPacket();
+  LoRa.print("hello ");
+  LoRa.print(counter);
+  LoRa.endPacket();
+
+  counter++;
+  digitalWrite(25, HIGH);   // turn the LED on (HIGH is the voltage level)
+  delay(1000);                       // wait for a second
+  digitalWrite(25, LOW);    // turn the LED off by making the voltage LOW
+  delay(1000);                       // wait for a second
+  
+  delay(3000);
+}