主函数部分
#include<reg52.h>
#include<intrins.h>
#include"buzz.h"
#include"key.h"
#include"uart.h"
#include"delay.h"
#include"FPM10A.h"
#include"lcd_1602.h"
void main()
{
SRD = 0;//继电器关闭
LCD1602_Init(); //初始化液晶
LCD1602_Display(0x80,"Fingerprint Test",0,16); //液晶开机显示界面
Uart_Init(); //初始化串口
Key_Init(); //初始化按键
Delay_Ms(200); //延时500MS，等待指纹模块复位
Device_Check(); //校对指纹模块是否接入正确，液晶做出相应的提示
Delay_Ms(1000); //对接成功界面停留一定时间
while(1)
{
/**************进入主功能界面****************/
LCD1602_Display(0x80," Finger Unlock ",0,16); //第一排显示搜索指纹
LCD1602_Display(0xc0," Add delete",0,16); //添加和删除指纹
//第一个按钮，切换键按下后，进行功能选择
if(KEY_DOWN == 0)
{
while(KEY_DOWN == 0); //等待松开按键
if(local_date<=2)
{
local_date++;
if(local_date==3)
local_date=0;
}
}
if(local_date==0)
{
LCD1602_Display(0x80, " *",0,2);
LCD1602_Display(0xc0, " ",0,2);
LCD1602_Display(0xc0+8," ",0,2);
}
else if(local_date==1)
{
LCD1602_Display(0x80, " ",0,2);
LCD1602_Display(0xc0, " *",0,2);
LCD1602_Display(0xc0+8," ",0,2);
}
else if(local_date==2)
{
LCD1602_Display(0x80, " ",0,2);
LCD1602_Display(0xc0, " ",0,2);
LCD1602_Display(0xc0+8," *",0,2);
}
//第二个按钮，确认键按下后，进入各自对应的功能。
if(KEY_OK == 0)
{
while(KEY_OK == 0);//等待松开按键
switch(local_date)
{
case 0: //搜索指纹
FPM10A_Find_Fingerprint();
break;
case 1: //添加指纹
FPM10A_Add_Fingerprint();
break;
case 2: //清空指纹
FPM10A_Delete_All_Fingerprint();
break;
}
}
if(KEY_LOCK == 0)
{
while(KEY_LOCK == 0);//等待松开按键
Buzz_Times(2);
SRD = 1;
Delay_Ms(2000);
SRD = 0;
}
Delay_Ms(100); //延时判断100MS检测一次
}
}
通讯部分
#include <reg52.h>
#include "FPM10A.h"
#include "key.h"
#include "uart.h"
#include "lcd_1602.h"
#include "delay.h"
#include "buzz.h"
//sbit SRD = P2^6;//继电器
volatile unsigned char FPM10A_RECEICE_BUFFER[32];
unsigned int finger_id = 0;
//FINGERPRINT通信协议定义
code unsigned char FPM10A_Get_Device[10] ={0x01,0x00,0x07,0x13,0x00,0x00,0x00,0x00,0x00,0x1b};//口令验证，验证模块是否正确连接 ，对应19号指令。
code unsigned char FPM10A_Pack_Head[6] = {0xEF,0x01,0xFF,0xFF,0xFF,0xFF}; //协议包头
code unsigned char FPM10A_Get_Img[6] = {0x01,0x00,0x03,0x01,0x00,0x05}; //获得指纹图像，对应1号指令。
code unsigned char FPM10A_Get_Templete_Count[6] ={0x01,0x00,0x03,0x1D,0x00,0x21 }; //获得模版总数
code unsigned char FPM10A_Search[11]={0x01,0x00,0x08,0x04,0x01,0x00,0x00,0x03,0xE7,0x00,0xF8}; //4号指令，搜索指纹搜索范围0 - 999,使用BUFFER1中的特征码搜索
code unsigned char FPM10A_Search_0_9[11]={0x01,0x00,0x08,0x04,0x01,0x00,0x00,0x00,0x13,0x00,0x21}; //搜索0-9号指纹
code unsigned char FPM10A_Img_To_Buffer1[7]={0x01,0x00,0x04,0x02,0x01,0x00,0x08}; //将图像放入到BUFFER1，2号功能
code unsigned char FPM10A_Img_To_Buffer2[7]={0x01,0x00,0x04,0x02,0x02,0x00,0x09}; //将图像放入到BUFFER2 ，2号功能
code unsigned char FPM10A_Reg_Model[6]={0x01,0x00,0x03,0x05,0x00,0x09}; //将BUFFER1跟BUFFER2合成特征模版，5号功能
code unsigned char FPM10A_Delete_All_Model[6]={0x01,0x00,0x03,0x0d,0x00,0x11};//删除指纹模块里所有的模版，13号功能
volatile unsigned char FPM10A_Save_Finger[9]={0x01,0x00,0x06,0x06,0x01,0x00,0x0B,0x00,0x19};//将BUFFER1中的特征码存放到指定的位置，6号功能
//volatile:系统总是重新从它所在的内存读取数据，即使它前面的指令刚刚从该处读取过数据
/*------------------ FINGERPRINT命令字 --------------------------*/
//发送包头
void FPM10A_Cmd_Send_Pack_Head(void)
{
int i;
for(i=0;i<6;i++) //包头
{
Uart_Send_Byte(FPM10A_Pack_Head);
}
}
//发送指令
void FPM10A_Cmd_Check(void)
{
int i=0;
FPM10A_Cmd_Send_Pack_Head(); //发送通信协议包头
for(i=0;i<10;i++)
{
Uart_Send_Byte(FPM10A_Get_Device);
}
}
//接收反馈数据缓冲
void FPM10A_Receive_Data(unsigned char ucLength)
{
unsigned char i;
for (i=0;i<ucLength;i++)
FPM10A_RECEICE_BUFFER = Uart_Receive_Byte();
}
//FINGERPRINT_获得指纹图像命令
void FPM10A_Cmd_Get_Img(void)
{
unsigned char i;
FPM10A_Cmd_Send_Pack_Head(); //发送通信协议包头
for(i=0;i<6;i++) //发送命令 0x1d
{
Uart_Send_Byte(FPM10A_Get_Img);
}
}
//讲图像转换成特征码存放在Buffer1中
void FINGERPRINT_Cmd_Img_To_Buffer1(void)
{
unsigned char i;
FPM10A_Cmd_Send_Pack_Head(); //发送通信协议包头
for(i=0;i<7;i++) //发送命令 将图像转换成 特征码 存放在 CHAR_buffer1
{
Uart_Send_Byte(FPM10A_Img_To_Buffer1);
}
}
//将图像转换成特征码存放在Buffer2中
void FINGERPRINT_Cmd_Img_To_Buffer2(void)
{
unsigned char i;
for(i=0;i<6;i++) //发送包头
{
Uart_Send_Byte(FPM10A_Pack_Head);
}
for(i=0;i<7;i++) //发送命令 将图像转换成 特征码 存放在 CHAR_buffer1
{
Uart_Send_Byte(FPM10A_Img_To_Buffer2);
}
}
//搜索全部用户999枚
void FPM10A_Cmd_Search_Finger(void)
{
unsigned char i;
FPM10A_Cmd_Send_Pack_Head(); //发送通信协议包头
for(i=0;i<11;i++)
{
Uart_Send_Byte(FPM10A_Search);
}
}
void FPM10A_Cmd_Reg_Model(void)
{
unsigned char i;
FPM10A_Cmd_Send_Pack_Head(); //发送通信协议包头
for(i=0;i<6;i++)
{
Uart_Send_Byte(FPM10A_Reg_Model);
}
}
//删除指纹模块里的所有指纹模版
void FINGERPRINT_Cmd_Delete_All_Model(void)
{
unsigned char i;
for(i=0;i<6;i++) //包头
Uart_Send_Byte(FPM10A_Pack_Head);
for(i=0;i<6;i++) //命令合并指纹模版
{
Uart_Send_Byte(FPM10A_Delete_All_Model);
}
}
//保存指纹
void FPM10A_Cmd_Save_Finger( unsigned int storeID )
{
unsigned long temp = 0;
unsigned char i;
FPM10A_Save_Finger[5] =(storeID&0xFF00)>>8;
FPM10A_Save_Finger[6] = (storeID&0x00FF);
for(i=0;i<7;i++) //计算校验和
temp = temp + FPM10A_Save_Finger;
FPM10A_Save_Finger[7]=(temp & 0x00FF00) >> 8; //存放校验数据
FPM10A_Save_Finger[8]= temp & 0x0000FF;
FPM10A_Cmd_Send_Pack_Head(); //发送通信协议包头
for(i=0;i<9;i++)
Uart_Send_Byte(FPM10A_Save_Finger); //发送命令 将图像转换成 特征码 存放在 CHAR_buffer1
}
//添加指纹
void FPM10A_Add_Fingerprint()
{
unsigned char id_show[]={0,0,0};
LCD1602_WriteCMD(0x01); //清屏
finger_id=0;
while(1)
{
LCD1602_Display(0x80," Add finger ",0,16);
LCD1602_Display(0xc0," ID is ",0,16);
//按返回键直接回到主菜单
if(KEY_CANCEL == 0)
{
while(KEY_CANCEL==0);
break;
}
//按切换键指纹iD值加1
if(KEY_DOWN == 0)
{
while(KEY_DOWN==0);
if(finger_id == 1000)
{
finger_id = 0;
}
else
finger_id = finger_id + 1;
}
//指纹iD值显示处理
LCD1602_WriteCMD(0xc0+10);
LCD1602_WriteDAT(finger_id/100+48);
LCD1602_WriteDAT(finger_id%100/10+48);
LCD1602_WriteDAT(finger_id%100%10+48);
//按确认键开始录入指纹信息
if(KEY_OK == 0)
{
while(KEY_OK==0);
LCD1602_Display(0x80," Please finger ",0,16);
LCD1602_Display(0xc0," ",0,16);
while(KEY_CANCEL == 1)
{
//按下返回键退出录入返回fingerID调整状态
if(KEY_CANCEL == 0)
{
while(KEY_CANCEL==0);
break;
}
FPM10A_Cmd_Get_Img(); //获得指纹图像
FPM10A_Receive_Data(12);
//判断接收到的确认码,等于0指纹获取成功
if(FPM10A_RECEICE_BUFFER[9]==0)
{
Delay_Ms(100);
FINGERPRINT_Cmd_Img_To_Buffer1();
FPM10A_Receive_Data(12);
LCD1602_Display(0x80,"Successful entry",0,16);
Buzz_Times(1);
Delay_Ms(1000);
LCD1602_Display(0x80," Please finger ",0,16);
LCD1602_Display(0xc0," ",0,16);
while(1)
{
if(KEY_CANCEL == 0)
{
while(KEY_CANCEL==0);
break;
}
FPM10A_Cmd_Get_Img(); //获得指纹图像
FPM10A_Receive_Data(12);
//判断接收到的确认码,等于0指纹获取成功
if(FPM10A_RECEICE_BUFFER[9]==0)
{
Delay_Ms(200);
LCD1602_Display(0x80,"Successful entry",0,16);
LCD1602_Display(0xc0," ID is ",0,16);
//指纹iD值显示处理
LCD1602_WriteCMD(0xc0+10);
LCD1602_WriteDAT(finger_id/100+48);
LCD1602_WriteDAT(finger_id%100/10+48);
LCD1602_WriteDAT(finger_id%100%10+48);
FINGERPRINT_Cmd_Img_To_Buffer2();
FPM10A_Receive_Data(12);
FPM10A_Cmd_Reg_Model();//转换成特征码
FPM10A_Receive_Data(12);
FPM10A_Cmd_Save_Finger(finger_id);
FPM10A_Receive_Data(12);
Buzz_Times(1);
Delay_Ms(1000);
finger_id=finger_id+1;
break;
}
}
break;
}
}
// ClrScreen(); //清空显示屏
}
// Delay_Ms(500);
}
}
//搜索指纹
void FPM10A_Find_Fingerprint()
{
unsigned int find_fingerid = 0;
unsigned char id_show[]={0,0,0};
do
{
LCD1602_Display(0x80," Please finger ",0,16);
LCD1602_Display(0xc0," ",0,16);
FPM10A_Cmd_Get_Img(); //获得指纹图像,将图像存储在imagebuffer中
FPM10A_Receive_Data(12);
//判断接收到的确认码,等于0指纹获取成功
if(FPM10A_RECEICE_BUFFER[9]==0)
{
Delay_Ms(100);
FINGERPRINT_Cmd_Img_To_Buffer1();
FPM10A_Receive_Data(12);
FPM10A_Cmd_Search_Finger();
FPM10A_Receive_Data(16);
if(FPM10A_RECEICE_BUFFER[9] == 0) //搜索到
{
LCD1602_Display(0x80," Search success ",0,16);
LCD1602_Display(0xc0," ID is ",0,16);
//拼接指纹ID数
find_fingerid = FPM10A_RECEICE_BUFFER[10]*256 + FPM10A_RECEICE_BUFFER[11];
//指纹iD值显示处理
LCD1602_WriteCMD(0xc0+10);
LCD1602_WriteDAT(find_fingerid/100+48);
LCD1602_WriteDAT(find_fingerid%100/10+48);
LCD1602_WriteDAT(find_fingerid%100%10+48);
Buzz_Times(2);
SRD = 1;
Delay_Ms(2000);
SRD = 0;
}
else //没有找到
{
LCD1602_Display(0x80," Search failed ",0,16);
LCD1602_Display(0xc0," ",0,16);
Buzz_Times(3);
}
}
}while(KEY_CANCEL == 1);
}
//删除所有存贮的指纹库
void FPM10A_Delete_All_Fingerprint()
{
unsigned char i=0;
LCD1602_Display(0x80," empty all ",0,16);
LCD1602_Display(0xc0," Yes or no ? ",0,16);
do
{
if(KEY_OK==0)
{
while(KEY_OK==0);
LCD1602_Display(0x80," emptying ",0,16);
LCD1602_Display(0xc0," ",0,16);
Delay_Ms(300);
LCD1602_WriteCMD(0xc0);
for(i=0;i<16;i++)
{
LCD1602_WriteDAT(42);
Delay_Ms(100);
}
FINGERPRINT_Cmd_Delete_All_Model();
FPM10A_Receive_Data(12);
LCD1602_Display(0x80," All empty ",0,16);
LCD1602_Display(0xc0," ",0,16);
Buzz_Times(3);
break;
}
}while(KEY_CANCEL==1);
}
void Device_Check(void)
{
unsigned char i=0;
FPM10A_RECEICE_BUFFER[9]=1; //串口数组第九位可判断是否通信正常
LCD1602_Display(0xc0,"Loading",0,7); //设备加载中界面
for(i=0;i<8;i++) //进度条式更新，看起来美观
{
LCD1602_WriteDAT(42); //42对应ASIC码的 *
Delay_Ms(200); //控制进度条速度
}
LCD1602_Display(0xc0,"Docking failure",0,16); //液晶先显示对接失败，如果指纹模块插对的话会将其覆盖
FPM10A_Cmd_Check(); //单片机向指纹模块发送校对命令
FPM10A_Receive_Data(12); //将串口接收到的数据转存
if(FPM10A_RECEICE_BUFFER[9] == 0) //判断数据低第9位是否接收到0 ，根据信息格式判断的。
{
LCD1602_Display(0xc0,"Docking success",0,16); //符合成功条件则显示对接成功
}
}
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