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|
/*************************************/
// EMETTEUR
//
// SCK 5 // GPIO5 -- SX1278's SCK
// MISO 19 // GPIO19 -- SX1278's MISO
// MOSI 27 // GPIO27 -- SX1278's MOSI
// SS 18 // GPIO18 -- SX1278's CS
// RST 14 // GPIO14 -- SX1278's RESET
// DI0 26 // GPIO26 -- SX1278's IRQ(Interrupt Request)
// BAND 433E6
//
// I2C_SDA 4
// I2C_SCL 15
// OLED_RST 16
/***************************************
carte TTGO LoRa32-OLED V1
/----------------\
|19 18|
|20 17|
|21 16|
|22 15|
|23 14|
|24 13|
|25 12|
|26 11|
|27 10| GPIO35 vbatPin
MISO GPIO19 |28 9|
|29 8|
SS GPIO18 |30 7|
SCK GPIO05 |31 6| GPIO26 DI0
I2C_SCL GPIO15 |32 5| GPIO27 MOSI
volet GPIO00 |33 4| GPIO14 RST
I2C_SDA GPIO04 |34 3|
porte GPIO17 |35 2|
OLED_RST GPIO16 |36 1|
-----------------
*************************************/
#include <LoRa.h>
#include <SPI.h>
#include <Wire.h>
//Libraries for OLED Display
#include "SSD1306.h"
#include "boards.h"
#include <OneButton.h> // http://www.mathertel.de/Arduino/OneButtonLibrary.aspx
SSD1306Wire display(0x3c, I2C_SDA, I2C_SCL);
const byte pinBouton1 = 32;
const byte pinBouton2 = 33;
const uint8_t vbatPin = 35;
#define BUTTON_PIN_BITMASK 0x300002000 // PIN13+PIN32+PIN33 in hex
#define uS_TO_S_FACTOR 1000000 /* Conversion factor for micro seconds to seconds */
#define TIME_TO_SLEEP 600 /* Time ESP32 will go to sleep (in seconds) */
RTC_DATA_ATTR int bootCount = 0;
OneButton sw1(pinBouton1);
int value1;
OneButton sw2(pinBouton2);
int value2;
// CALLBACKS BOUTON 1
void sw1Click() {loraMessage("1");}
void sw1DoubleClick() {loraMessage("11");}
void sw1DebutLong() {loraMessage("1D");}
void sw1FinLong() {loraMessage("1F");}
// CALLBACKS BOUTON 2
void sw2Click() {loraMessage("2");}
void sw2DoubleClick() {loraMessage("21");}
void sw2DebutLong() {loraMessage("2D");}
void sw2FinLong() {loraMessage("2F");}
//**********************************************
// SETUP
//**********************************************
void setup() {
Serial.begin(115200);
initBoard();
display.init();
display.flipScreenVertically();
display.setFont(ArialMT_Plain_10);
while (!Serial) yield();
SPI.begin(RADIO_SCLK_PIN,RADIO_MISO_PIN,MOSI,RADIO_MOSI_PIN );
LoRa.setPins(RADIO_CS_PIN,RADIO_RST_PIN,RADIO_DIO_PIN);
Serial.println("LoRa Sender");
if (!LoRa.begin(LoRa_frequency)) { // LoRa_frequency
Serial.println("Starting LoRa failed!");
while (true) yield();
}
Serial.println("init ok");
display.init();
display.flipScreenVertically();
display.setFont(ArialMT_Plain_10);
display.setTextAlignment(TEXT_ALIGN_CENTER);
display.drawString(64, 22, "Emetteur: OK");
display.display();
delay(100);
//Increment boot number and print it every reboot
++bootCount;
Serial.println("Boot number: " + String(bootCount));
// BTN1
sw1.attachClick(sw1Click);
// BTN2
sw2.attachClick(sw2Click);
//Print the GPIO used to wake up
print_wakeup_reason();
print_GPIO_wake_up();
esp_sleep_enable_timer_wakeup(TIME_TO_SLEEP * uS_TO_S_FACTOR);
esp_sleep_enable_ext1_wakeup(BUTTON_PIN_BITMASK,ESP_EXT1_WAKEUP_ANY_HIGH);
esp_deep_sleep_start();
}
//**********************************************
// LOOP
//**********************************************
void loop() {
}
//***********************************************
void loraMessage(const char * message) {
LoRa.beginPacket();
LoRa.println(message);
LoRa.endPacket();
}
//************************************************
void print_GPIO_wake_up(){
uint64_t GPIO_reason = esp_sleep_get_ext1_wakeup_status();
Serial.print("GPIO qui a déclenché le réveil : GPIO ");
Serial.println((log(GPIO_reason))/log(2), 0);
int val = (int)((log(GPIO_reason))/log(2));
switch (val)
{
case 32: loraMessage("1"); break;
case 33: loraMessage("2"); break;
default : Serial.printf("Aucun GPIO n'a déclenché le réveil :"); break;
}
}
char string[25];
void drawFontFaceDemo(float Vbat) {
// Font Demo1
// create more fonts at http://oleddisplay.squix.ch/
display.setTextAlignment(TEXT_ALIGN_LEFT);
display.setFont(ArialMT_Plain_10);
display.drawString(0, 0, "Battery");
display.setFont(ArialMT_Plain_16);
display.drawString(0, 10, "Monitoring");
display.setFont(ArialMT_Plain_24);
itoa(Vbat,string,10);
sprintf(string,"%7.5f",Vbat);
display.drawString(0, 26, string);
}
void print_wakeup_reason(){
esp_sleep_wakeup_cause_t source_reveil;
source_reveil = esp_sleep_get_wakeup_cause();
switch(source_reveil){
case ESP_SLEEP_WAKEUP_TIMER :
Serial.println("Réveil causé par un timer");
//loraMessage("V");
envoiVbatBrut();
break;
default : Serial.printf("Réveil pas causé par le Deep Sleep: %d\n",source_reveil);
break;
}
}
void envoiVbatBrut() {
const int tailleMax = 20; // y compris le '\0' de fin
static char vBatMessage[tailleMax]; // doit être assez grand pour contenir le message
int vBat = analogRead(vbatPin); // tension échantillonnée brute
Serial.println("Valeur Brute = "); Serial.print(vBat);
int n = snprintf(vBatMessage, sizeof vBatMessage, "V%d", vBat); // 'V' suivi de la tension échantillonnée brute
if ((n > 0) && (n < tailleMax)) // si on a pu écrire correctement le message
loraMessage(vBatMessage); // alors envoi du message
} |
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