mirror of
https://github.com/timmbogner/Farm-Data-Relay-System
synced 2024-11-10 07:10:42 +00:00
83 lines
2.0 KiB
C++
83 lines
2.0 KiB
C++
// FARM DATA RELAY SYSTEM
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//
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// BME280 SENSOR MODULE
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//
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// Developed by Timm Bogner (bogner1@gmail.com) for Sola Gratia Farm in Urbana, Illinois, USA.
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// Each reading is assigned a two-byte identifier along with a one-byte sensor type
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//
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#define READING_ID 63 //Unique integer for each data reading
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#define SLEEPYTIME 30 //Time to sleep in seconds
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#define GTWY_MAC 0x00 //Gateway MAC
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#include <ESP8266WiFi.h>
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#include <espnow.h>
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#include <Adafruit_BME280.h>
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#include "DataReading.h"
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Adafruit_BME280 bme; //0x76
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uint8_t broadcastAddress[] = {0xAA, 0xBB, 0xCC, 0xDD, 0xEE, GTWY_MAC};
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int wait_time = 0;
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void OnDataSent(uint8_t *mac_addr, uint8_t sendStatus) {
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Serial.print("Last Packet Send Status: ");
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if (sendStatus == 0) {
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Serial.println("Delivery success");
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}
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else {
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Serial.println("Delivery fail");
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}
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}
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void setup() {
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Serial.begin(115200);
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WiFi.mode(WIFI_STA);
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Wire.begin();
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while (!bme.begin(0x76)) {
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delay(10);
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}
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Serial.println("bme INIT");
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if (esp_now_init() != 0) {
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return;
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}
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esp_now_set_self_role(ESP_NOW_ROLE_CONTROLLER);
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esp_now_register_send_cb(OnDataSent);
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// Register peer
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esp_now_add_peer(broadcastAddress, ESP_NOW_ROLE_SLAVE, 1, NULL, 0);
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}
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void loop() {
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if (millis() > wait_time) {
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wait_time = wait_time + SLEEPYTIME * 1000;
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loadData();
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}
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}
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void loadData() {
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float bme_temp = bme.readTemperature();
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float bme_pressure = (bme.readPressure() / 100.0F);
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//float bme_altitude = bme.readAltitude(1013.25);
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float bme_humidity = bme.readHumidity();
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Serial.println(bme_temp);
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DataReading Temp;
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Temp.d = bme_temp;
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Temp.id = READING_ID;
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Temp.t = 1;
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DataReading Hum;
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Hum.d = bme_humidity;
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Hum.id = READING_ID;
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Hum.t = 2;
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DataReading Pres;
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Pres.d = bme_pressure;
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Pres.id = READING_ID;
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Pres.t = 3;
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DataReading thePacket[3];
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thePacket[0] = Temp;
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thePacket[1] = Hum;
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thePacket[2] = Pres;
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esp_now_send(broadcastAddress, (uint8_t *) &thePacket, sizeof(thePacket));
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}
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