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guest-door.ino
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guest-door.ino
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#include <SPI.h>
#include <MFRC522.h>
#define RST_PIN 9
#define SS_PIN 10
#define SS2_PIN 8
MFRC522 mfrc522(SS_PIN, RST_PIN);
MFRC522 mfrc522_2(SS2_PIN, RST_PIN);
void setup() {
pinMode(5, OUTPUT);
pinMode(6, OUTPUT);
pinMode(3, INPUT);
pinMode(4, INPUT);
Serial.begin(9600);
while (!Serial);
SPI.begin();
mfrc522.PCD_Init();
mfrc522_2.PCD_Init();
delay(4);
}
boolean closing = false;
int wait = 0;
int input;
String in_str;
void loop() {
input = Serial.read();
in_str = "";
while (input != -1) {
if(char(input) == '\n') {
input = -1;
} else {
in_str += String(char(input));
input = Serial.read();
}
}
if(in_str == "ON") {
digitalWrite(5, HIGH);
digitalWrite(6, LOW);
closing = false;
} else if(in_str == "ON_R") {
digitalWrite(5, LOW);
digitalWrite(6, HIGH);
closing = true;
} else if(in_str == "OFF") {
digitalWrite(5, LOW);
digitalWrite(6, LOW);
}
if(closing) {
//扉閉確認用スイッチ(D3)の入力確認
if(digitalRead(3) == HIGH) {
digitalWrite(5, LOW);
digitalWrite(6, LOW);
}
} else {
//扉開確認用スイッチ(D4)の入力確認
if(digitalRead(4) == HIGH) {
digitalWrite(5, LOW);
digitalWrite(6, LOW);
}
}
if(wait == 10) {
if(mfrc522.PICC_IsNewCardPresent() && mfrc522.PICC_ReadCardSerial()) {
String ubuf = "";
String uid = "";
for (byte i = 0; i < mfrc522.uid.size; i++) {
ubuf = String(mfrc522.uid.uidByte[i], HEX);
if(ubuf.length() == 1){
ubuf = "0" + ubuf;
}
uid += ubuf;
}
uid.toUpperCase();
mfrc522.PICC_HaltA();
Serial.print("I_READ_" + uid);
wait = 0;
}
if(mfrc522_2.PICC_IsNewCardPresent() && mfrc522_2.PICC_ReadCardSerial()) {
String ubuf = "";
String uid = "";
for (byte i = 0; i < mfrc522_2.uid.size; i++) {
ubuf = String(mfrc522_2.uid.uidByte[i], HEX);
if(ubuf.length() == 1){
ubuf = "0" + ubuf;
}
uid += ubuf;
}
uid.toUpperCase();
mfrc522_2.PICC_HaltA();
Serial.print("O_READ_" + uid);
wait = 0;
}
if (wait == 10) return;
}
delay(100);
wait++;
}