88 lines
1.5 KiB
C++
88 lines
1.5 KiB
C++
#include <SPI.h>
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#include <WiFi101.h>
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#include <WiFiUdp.h>
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#include "config.h"
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uint8_t OPEN = 1;
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uint8_t CLOSED = 0;
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int wifi_status = WL_IDLE_STATUS;
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WiFiUDP Udp;
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void setup() {
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pinMode(REED_PIN, INPUT_PULLUP);
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Serial.begin(9600);
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while (!Serial);
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if (WiFi.status() == WL_NO_SHIELD) {
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Serial.println("No WiFI shield present");
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// TODO: Create noShieldLoop with visual indication.
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while (true);
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}
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while (true) {
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// TODO: Visually indicate that we are trying to connect
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Serial.print("Connecting to SSID: ");
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Serial.println(SSID);
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status = WiFi.begin(SSID, PASSWORD);
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if (status == WL_CONNECTED) {
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break;
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}
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// TODO: Visually indicate that we waiting for trying to connect again
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delay(10000);
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}
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printNetworkInfo();
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}
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void loop() {
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int reed_state = digitalRead(REED_PIN);
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int packetSize = Udp.readPacket();
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if (packetSize) {
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Udp.beginPacket(udp.remoteIP(), Udp.remotePort());
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if (reed_state == HIGH) {
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Udp.write(CLOSED);
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} else {
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Udp.write(OPEN);
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}
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Udp.endPacket();
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}
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// TODO: Visually indicate open/closed state.
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}
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void printNetworkInfo() {
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Serial.print("Connect to WiFi");
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IPAddress ip = WiFi.localIP();
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Serial.print("IP Address: ");
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Serial.println(ip);
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byte mac[6];
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WiFi.macAddress(mac);
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Serial.print("MAC address: ");
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for (int i = 5; i >= 0; --i) {
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if (mac[i] < 16) {
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Serial.print("0");
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}
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Serial.print(mac[i], HEX);
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if (i > 0) {
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Serial.print(":");
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}
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}
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Serial.println();
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}
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