Added RFID and Finger checking
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101
beerbox.ino
101
beerbox.ino
@ -5,6 +5,22 @@
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#include <string.h>
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#include "beerbox.h"
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#include <Adafruit_Fingerprint.h>
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Adafruit_Fingerprint finger = Adafruit_Fingerprint(&Serial2);
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//######### RFID CONSTANTS ##########
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const int startZeichen = 02; // Chip-Kennung beginnt mit 02
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const int endeZeichen = 03; // ASCII CR bendet Code
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const int kennungLaenge = 12; // Laenge Chip-Code 10 ASCII-Zeichen
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const int gesamtKennungLaenge = 14; // Code-Laenge + Start- und Ende-Byte
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char code[kennungLaenge + 1]; // fuer den Code und abschliessende Null
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int bytesGelesen = 0;
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int zaehlerFehlerCode = 0;
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String zugang = "000000000000"; // zugangscode zwischenspeicher, Standard
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//#######################
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File myFile;
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const int chipSelect = 53;
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@ -14,13 +30,22 @@ Beerbox *box;
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void setup() {
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//generall debugging
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Serial.begin(115200);
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Serial.begin(9600);
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while (!Serial) {
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; // wait for serial port to connect. Needed for Leonardo only
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//Fingerprint init
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finger.begin(57600);
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if (finger.verifyPassword()) {
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Serial.println("Found fingerprint sensor!");
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} else {
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Serial.println("Did not find fingerprint sensor :(");
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while (1);
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}
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// RFID Reader init
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Serial1.begin(9600);
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Serial.print("Initializing SD card...");
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// On the Ethernet Shield, CS is pin 4. It's set as an output by default.
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// Note that even if it's not used as the CS pin, the hardware SS pin
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@ -45,16 +70,79 @@ void setup() {
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void loop() {
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checkFinger();
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checkRFID();
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Person myPerson = read_person(box, "p001");
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//Person myPerson = read_person(box, "p001");
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//read_person(box, "p002");
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while (1);
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//while (1);
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}//end loop
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bool checkFinger() {
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uint8_t p = finger.getImage();
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if (p != FINGERPRINT_OK) return -1;
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p = finger.image2Tz();
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if (p != FINGERPRINT_OK) return -1;
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p = finger.fingerFastSearch();
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if (p != FINGERPRINT_OK) return -1;
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// found a match!
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//Serial.print("Found ID #"); Serial.print(finger.fingerID);
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//Serial.print(" with confidence of "); Serial.println(finger.confidence);
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//TODO @ALEX Do something with finger ID
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// finger.fingerID
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}
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void checkRFID() {
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Serial1.flush();
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if (Serial1.available() >= gesamtKennungLaenge) // wenn genug Zeichen eingegangen ...
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{
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if (Serial1.read() == startZeichen) // und das Startzeichen erkannt wurde ...
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{
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//Serial.print("Start-Byte erkannt ... ");
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bytesGelesen = 0; // starten Lesen, also Zaehler auf 0
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while (bytesGelesen < kennungLaenge) // lese 12-stelligen Code
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{
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char zeichen = Serial1.read(); // lesen Zeichen
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//Serial.print(zeichen); // zur Kontrolle
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//Serial.print(" ");
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if (zeichen == endeZeichen) // suche nach Ende-Befehl
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{
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//Serial.println("CR erkannt ...");
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break;
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}
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code[bytesGelesen] = zeichen; // speicher Zeichen im Puffer
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bytesGelesen = bytesGelesen + 1; // ein Zeichen weiter
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}
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code[bytesGelesen] = 0; // beende Zeichenkette
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Serial.print("RFID-Code lautet: ");
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Serial.println(code);
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zugang = code; // Umwandlung Code in String
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//TODO @Alex
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// Do something with the 12 char string code
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zugang = "";
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delay(1000); // debounce time
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serial1_flush_buffer();
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}
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}
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}
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void serial1_flush_buffer()
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{
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while (Serial1.read() >= 0)
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; // do nothing
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}
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void check_for_file(String filename, String extension) {
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String str = filename + '.' + extension;
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@ -367,7 +455,6 @@ int getFingerIndex(Person* persons, uint8_t fingerID) {
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return i;
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}
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}
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}
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//
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