/*

【Arduino】168种传感器模块系列实验（资料代码+仿真编程+图形编程）

  实验一百四十一：AS608光学指纹识别模块 智能锁/考勤门禁开发/指纹采集模块

  实验之三：查找一个匹配的指纹

  安装库：IDE—工具—管理库—搜索Adafruit-Fingerprint-Sensor-Library—安装

  实验接线：

  Vi    +3.3V（请勿接3.3V以上电源，否则烧毁模块！）

  TX    2

  RX    3

  GND  GND

*/



#include <Adafruit_Fingerprint.h>

// On Leonardo/Micro or others with hardware serial, use those! #0 is green wire, #1 is white

// uncomment this line:

// #define mySerial Serial1

// For UNO and others without hardware serial, we must use software serial...

// pin #2 is IN from sensor (GREEN wire)

// pin #3 is OUT from arduino  (WHITE wire)

// comment these two lines if using hardware serial

SoftwareSerial mySerial(2, 3);

Adafruit_Fingerprint finger = Adafruit_Fingerprint(&mySerial);

void setup()  

{

  Serial.begin(9600);

  while (!Serial);  // For Yun/Leo/Micro/Zero/...

  delay(100);

  Serial.println("\n\nAdafruit finger detect test");

  // set the data rate for the sensor serial port

  finger.begin(57600);

  delay(5);

  if (finger.verifyPassword()) {

  Serial.println("Found fingerprint sensor!");

  } else {

  Serial.println("Did not find fingerprint sensor ");

  while (1) { delay(1); }

  }

  finger.getTemplateCount();

  Serial.print("Sensor contains "); Serial.print(finger.templateCount); Serial.println(" templates");

  Serial.println("Waiting for valid finger...");

}

void loop()              // run over and over again

{

  getFingerprintIDez();

  delay(50);        //don't ned to run this at full speed.

}

uint8_t getFingerprintID() {

  uint8_t p = finger.getImage();

  switch (p) {

  case FINGERPRINT_OK:

    Serial.println("Image taken");

    break;

  case FINGERPRINT_NOFINGER:

    Serial.println("No finger detected");

    return p;

  case FINGERPRINT_PACKETRECIEVEERR:

    Serial.println("Communication error");

    return p;

  case FINGERPRINT_IMAGEFAIL:

    Serial.println("Imaging error");

    return p;

  default:

    Serial.println("Unknown error");

    return p;

  }

  // OK success!

  p = finger.image2Tz();

  switch (p) {

  case FINGERPRINT_OK:

    Serial.println("Image converted");

    break;

  case FINGERPRINT_IMAGEMESS:

    Serial.println("Image too messy");

    return p;

  case FINGERPRINT_PACKETRECIEVEERR:

    Serial.println("Communication error");

    return p;

  case FINGERPRINT_FEATUREFAIL:

    Serial.println("Could not find fingerprint features");

    return p;

  case FINGERPRINT_INVALIDIMAGE:

    Serial.println("Could not find fingerprint features");

    return p;

  default:

    Serial.println("Unknown error");

    return p;

  }

  // OK converted!

  p = finger.fingerFastSearch();

  if (p == FINGERPRINT_OK) {

  Serial.println("Found a print match!");

  } else if (p == FINGERPRINT_PACKETRECIEVEERR) {

  Serial.println("Communication error");

  return p;

  } else if (p == FINGERPRINT_NOTFOUND) {

  Serial.println("Did not find a match");

  return p;

  } else {

  Serial.println("Unknown error");

  return p;

  }  

  // found a match!

  Serial.print("Found ID #"); Serial.print(finger.fingerID);

  Serial.print(" with confidence of "); Serial.println(finger.confidence);

  return finger.fingerID;

}

// returns -1 if failed, otherwise returns ID #

int getFingerprintIDez() {

  uint8_t p = finger.getImage();

  if (p != FINGERPRINT_OK)  return -1;

  p = finger.image2Tz();

  if (p != FINGERPRINT_OK)  return -1;

  p = finger.fingerFastSearch();

  if (p != FINGERPRINT_OK)  return -1;

  // found a match!

  Serial.print("Found ID #"); Serial.print(finger.fingerID);

  Serial.print(" with confidence of "); Serial.println(finger.confidence);

  return finger.fingerID;

}

/*

【Arduino】168种传感器模块系列实验（资料代码+仿真编程+图形编程）

  实验一百四十一：AS608光学指纹识别模块 智能锁/考勤门禁开发/指纹采集模块

  实验之四：读取指纹库并列表

  安装库：IDE—工具—管理库—搜索Adafruit-Fingerprint-Sensor-Library—安装

  实验接线：

  Vi    +3.3V（请勿接3.3V以上电源，否则烧毁模块！）

  TX    2

  RX    3

  GND  GND

*/



#include <Adafruit_Fingerprint.h>

int getFingerprintIDez();

// pin #2 is IN from sensor (GREEN wire)

// pin #3 is OUT from arduino  (WHITE wire)

SoftwareSerial mySerial(2, 3);

Adafruit_Fingerprint finger = Adafruit_Fingerprint(&mySerial);

void setup()  {

  while(!Serial);

  Serial.begin(9600);

  Serial.println("Fingerprint template extractor");

  // set the data rate for the sensor serial port

  finger.begin(57600);

  if (finger.verifyPassword()) {

  Serial.println("Found fingerprint sensor!");

  } else {

  Serial.println("Did not find fingerprint sensor ");

  while (1);

  }

  // Try to get the templates for fingers 1 through 10

  for (int finger = 1; finger < 10; finger++) {

  downloadFingerprintTemplate(finger);

  }

}

uint8_t downloadFingerprintTemplate(uint16_t id)

{

  Serial.println("------------------------------------");

  Serial.print("Attempting to load #"); Serial.println(id);

  uint8_t p = finger.loadModel(id);

  switch (p) {

  case FINGERPRINT_OK:

    Serial.print("Template "); Serial.print(id); Serial.println(" loaded");

    break;

  case FINGERPRINT_PACKETRECIEVEERR:

    Serial.println("Communication error");

    return p;

  default:

    Serial.print("Unknown error "); Serial.println(p);

    return p;

  }

  // OK success!

  Serial.print("Attempting to get #"); Serial.println(id);

  p = finger.getModel();

  switch (p) {

  case FINGERPRINT_OK:

    Serial.print("Template "); Serial.print(id); Serial.println(" transferring:");

    break;

  default:

    Serial.print("Unknown error "); Serial.println(p);

    return p;

  }

  // one data packet is 267 bytes. in one data packet, 11 bytes are 'usesless'

  uint8_t bytesReceived[534]; // 2 data packets

  memset(bytesReceived, 0xff, 534);

  uint32_t starttime = millis();

  int i = 0;

  while (i < 534 && (millis() - starttime) < 20000) {

    if (mySerial.available()) {

      bytesReceived[i++] = mySerial.read();

    }

  }

  Serial.print(i); Serial.println(" bytes read.");

  Serial.println("Decoding packet...");

  uint8_t fingerTemplate[512]; // the real template

  memset(fingerTemplate, 0xff, 512);

  // filtering only the data packets

  int uindx = 9, index = 0;

  while (index < 534) {

    while (index < uindx) ++index;

    uindx += 256;

    while (index < uindx) {

      fingerTemplate[index++] = bytesReceived[index];

    }

    uindx += 2;

    while (index < uindx) ++index;

    uindx = index + 9;

  }

  for (int i = 0; i < 512; ++i) {

    //Serial.print("0x");

    printHex(fingerTemplate, 2);

    //Serial.print(", ");

  }

  Serial.println("\ndone.");

  /*

  uint8_t templateBuffer[256];

  memset(templateBuffer, 0xff, 256);  //zero out template buffer

  int index=0;

  uint32_t starttime = millis();

  while ((index < 256) && ((millis() - starttime) < 1000))

  {

  if (mySerial.available())

  {

    templateBuffer[index] = mySerial.read();

    index++;

  }

  }

  Serial.print(index); Serial.println(" bytes read");

  //dump entire templateBuffer.  This prints out 16 lines of 16 bytes

  for (int count= 0; count < 16; count++)

  {

  for (int i = 0; i < 16; i++)

  {

    Serial.print("0x");

    Serial.print(templateBuffer[count*16+i], HEX);

    Serial.print(", ");

  }

  Serial.println();

  }*/

}

void printHex(int num, int precision) {

  char tmp[16];

  char format[128];

  sprintf(format, "%%.%dX", precision);

  sprintf(tmp, format, num);

  Serial.print(tmp);

}

void loop()

{}

/*

【Arduino】168种传感器模块系列实验（资料代码+仿真编程+图形编程）

  实验一百四十一：AS608光学指纹识别模块 智能锁/考勤门禁开发/指纹采集模块

  安装AS608库：IDE—工具—管理库—搜索Adafruit-Fingerprint-Sensor-Library—安装

  安装OLED库：IDE—工具—管理库—搜索Adafruit_SSD1306—安装

  安装OLED库：IDE—工具—管理库—搜索Adafruit_GFX—安装

  实验程序之十三：识别指纹ID,OLED显示识别人名

  AS608模块实验接线

  Vi    +3.3V（请勿接3.3V以上电源，否则烧毁模块！）

  TX    2

  RX    3

  GND  GND

  OLED 屏幕实验接线

  oled模块  Ardunio Uno

  GND---------GND接地线

  VCC---------5V 接电源

  SDA---------A4

  SCL ------- A5

*/



#include <Wire.h>

#include <Adafruit_GFX.h>

#include <Adafruit_SSD1306.h>

#define OLED_RESET 4

Adafruit_SSD1306 display(OLED_RESET);

#include <Adafruit_Fingerprint.h>

#include <SoftwareSerial.h>

SoftwareSerial mySerial(2, 3);

Adafruit_Fingerprint finger = Adafruit_Fingerprint(&mySerial);

int fingerprintID = 0;

String IDname;

void setup() {

  //Fingerprint sensor module setup

  Serial.begin(9600);

  // set the data rate for the sensor serial port

  finger.begin(57600);

  if (finger.verifyPassword()) {

  Serial.println("Found fingerprint sensor!");

  }

  else {

  Serial.println("Did not find fingerprint sensor ");



  while (1) {

    delay(1);

  }

  }

  //OLED display setup

  Wire.begin();

  display.begin(SSD1306_SWITCHCAPVCC, 0x3C);

  //displays main screen

  displayMainScreen();

}

void loop() {

  displayMainScreen();

  fingerprintID = getFingerprintIDez();

  delay(50);

  if (fingerprintID == 1 || fingerprintID == 3) {

  IDname = "huadiao";

  displayUserGreeting(IDname);

  }

  else if (fingerprintID == 2) {

  IDname = "zhanghaoze";

  displayUserGreeting(IDname);

  }

}

// returns -1 if failed, otherwise returns ID #

int getFingerprintIDez() {

  uint8_t p = finger.getImage();

  if (p != FINGERPRINT_OK)  return -1;

  p = finger.image2Tz();

  if (p != FINGERPRINT_OK)  return -1;

  p = finger.fingerFastSearch();

  if (p != FINGERPRINT_OK)  return -1;

  // found a match!

  Serial.print("Found ID #");

  Serial.print(finger.fingerID);

  Serial.print(" with confidence of ");

  Serial.println(finger.confidence);

  return finger.fingerID;

}

void displayMainScreen() {

  display.clearDisplay();

  display.setTextSize(1);

  display.setTextColor(WHITE);

  display.setCursor(7, 5);

  display.println("Waiting fingerprint");

  display.setTextSize(1);

  display.setTextColor(WHITE);

  display.setCursor(52, 20);

  display.println("...");

  display.display();

  delay(2000);

}

void displayUserGreeting(String Name) {

  display.clearDisplay();

  display.setTextColor(WHITE);

  display.setTextSize(2);

  display.setCursor(0, 0);

  display.print("Hello");

  display.setCursor(0, 15);

  display.print(Name);

  display.display();

  delay(5000);

  fingerprintID = 0;

}