Farm-Data-Relay-System/Sensors/MotionDetector/MotionDetector.ino
2021-11-26 12:29:34 -06:00

87 lines
2.1 KiB
C++

// FARM DATA RELAY SYSTEM
//
// MOTION SENSOR MODULE
//
// Developed by Timm Bogner (bogner1@gmail.com) for Sola Gratia Farm in Urbana, Illinois, USA.
// Each reading is assigned a two-byte identifier along with a one-byte sensor type
// This code is unfinished, but may work.
//
#define READING_ID 32 //Unique integer for each data reading
#define GTWY_MAC 0x00 //Terminal MAC
#define MOTION_PIN 13
#include <ESP8266WiFi.h>
#include <espnow.h>
#include "DataReading.h"
unsigned int theCount = 0;
unsigned long nextCheck = 0;
boolean motionDetected = false;
unsigned long isr_time = millis();
uint8_t broadcastAddress[] = {0xAA, 0xBB, 0xCC, 0xDD, 0xEE, GTWY_MAC};
ICACHE_RAM_ATTR void detectsMovement() {
if (millis() > isr_time + 15000) {
nextCheck = millis();
isr_time = millis();
}
}
void OnDataSent(uint8_t *mac_addr, uint8_t sendStatus) {
Serial.print("Last Packet Send Status: ");
if (sendStatus == 0) {
Serial.println("Delivery success");
}
else {
Serial.println("Delivery fail");
}
}
// Checks if motion was detected, sets LED HIGH and starts a timer
void setup() {
// Serial port for debugging purposes
Serial.begin(115200);
WiFi.mode(WIFI_STA);
if (esp_now_init() != 0) {
Serial.println("Error initializing ESP-NOW");
return;
}
esp_now_set_self_role(ESP_NOW_ROLE_COMBO);
esp_now_register_send_cb(OnDataSent);
// Register peer
esp_now_add_peer(broadcastAddress, ESP_NOW_ROLE_COMBO, 0, NULL, 0);
pinMode(MOTION_PIN, INPUT);
attachInterrupt(digitalPinToInterrupt(MOTION_PIN), detectsMovement, RISING);
}
void loop() {
if ( millis() > nextCheck) {
checkDetector();
}
}
void checkDetector() {
Serial.println("Checking");
nextCheck = millis() + 15000;
motionDetected = digitalRead(MOTION_PIN);
if (motionDetected == HIGH) {
Serial.println("Motion Detected");
DataReading Motion;
Motion.d = theCount;
Motion.id = READING_ID;
Motion.t = 8;
esp_now_send(broadcastAddress, (uint8_t *) &Motion, sizeof(Motion));
} else {
}
}