FPC1020.h

//
//  FPC1020.h
//  Created by Deray on 2015-10-07 based on Adafruit library
//  Modified to use HardwareSerial on ESP32 by JohnJJG 2020/10/26
//

#ifndef FPC1020_h
#define FPC1020_h

//#include <SoftwareSerial.h>
#include <HardwareSerial.h>

#define TRUE  0x01
#define FALSE  0x00

#define DATA_START		    0xf5  // Data start
#define DATA_END		    0xf5  // Data end

#define CMD_ENROLL1  		0x01  // Add fingerprint 1st
#define CMD_ENROLL2  		0x02  // Add fingerprint 2nd
#define CMD_ENROLL3  		0x03  // Add fingerprint 3rd
#define CMD_DELETE  		0x04  // Delete assigned user
#define CMD_CLEAR  		    0x05  // Delete all users
#define CMD_USERNUMB  		0x09  // Get number of users
#define CMD_IDENTIFY  		0x0b  // Fingerprint matching 1:1
#define CMD_SEARCH  		0x0c  // Fingerprint matching 1:N
#define CMD_USERID          0x2b  // Get User ID and User Permission

#define ACK_SUCCESS  		0x00  // Operate success
#define ACK_FAIL	  	    0x01  // Operate filed
#define ACK_FULL	  	    0x04  // Fingerprint database is full
#define ACK_NOUSER   		0x05  // User do not exist
#define ACK_USER_OCCUPIED	0x06  // User ID already exists
#define ACK_USER_EXIST 		0x07  // Fingerprint already exists
#define ACK_TIMEOUT  		0x08  // Acuquisition timeout

class FPC1020
{
    public:
    
    FPC1020(HardwareSerial *ser);
    unsigned char Enroll(unsigned int u_id);
    unsigned char Clear(void);
    unsigned char Delete(unsigned int u_id);
    unsigned char Search(void);
    unsigned char Read(void);   
    unsigned char PrintUserID(void);
    
    private:
    unsigned char WaitFpData(void);
    unsigned char CmdGenCHK(unsigned char wLen,unsigned char *ptr);
    void UART_SendPackage(unsigned char wLen,unsigned char *ptr);
    unsigned char Check_Package(unsigned char cmd);
    void FP_Identify(unsigned int u_id);
    void Enroll_Step1(unsigned int u_id);
    void Enroll_Step2(unsigned int u_id);
    void Enroll_Step3(unsigned int u_id);
    
    
};

#endif