基于STM32单片机开发光学指纹识别模块（FPM10A）全教程

1. 应答信息
2. }
3. }
5. //将BUFFER1 跟 BUFFER2 中的特征码合并成指纹模版
6. void FINGERPRINT_Cmd_Reg_Model(void)
7. {
8. unsigned char i;
10. for(i=0;i<6;i++) //包头
11. {
12. USART1_SendByte(FP_Pack_Head[i]);
13. }
15. for(i=0;i<6;i++) //命令合并指纹模版
16. {
17. USART1_SendByte(FP_Reg_Model[i]);
18. }
20. for(i=0;i<12;i++)
21. {
22. dat[i]=USART1_ReceivByte();
23. }
24. }
26. //存储模版到特定地址
27. void FINGERPRINT_Cmd_Save_Finger( unsigned char ucH_Char, unsigned char ucL_Char)
28. {
29. unsigned long temp = 0;
30. unsigned char i;
32. FP_Save_Finger[5] = ucH_Char;
33. FP_Save_Finger[6] = ucL_Char;
36. for(i=0;i<7;i++) //计算校验和
37. temp = temp + FP_Save_Finger[i];
39. FP_Save_Finger[7]=(temp & 0x00FF00) >> 8; //存放校验数据
40. FP_Save_Finger[8]= temp & 0x0000FF;
43. for(i=0;i<6;i++)
44. USART1_SendByte(FP_Pack_Head[i]); //发送包头
46. for(i=0;i<9;i++)
47. USART1_SendByte(FP_Save_Finger[i]); //发送命令 将图像转换成 特征码 存放在 CHAR_buffer1
49. for(i=0;i<12;i++)
50. dat[i]=USART1_ReceivByte();
51. }
53. //获得指纹模板数量
54. void FINGERPRINT_Cmd_Get_Templete_Num(void)
55. {
56. unsigned int i;
58. for(i=0;i<6;i++) //包头
59. USART1_SendByte(FP_Pack_Head[i]);
61. //发送命令 0x1d
62. for(i=0;i<6;i++)
63. USART1_SendByte(FP_Templete_Num[i]);
65. for(i=0;i<12;i++)
66. dat[i]=USART1_ReceivByte();
67. }
69. //搜索全部用户999枚
70. void FINGERPRINT_Cmd_Search_Finger(void)
71. {
72. unsigned char i;
73. //发送命令搜索指纹库
74. for(i=0;i<6;i++)
75. {
76. USART1_SendByte(FP_Pack_Head[i]);
77. }
79. for(i=0;i<11;i++)
80. {
81. USART1_SendByte(FP_Search[i]);
82. }
84. for(i=0;i<16;i++)
85. {
86. dat[i]=USART1_ReceivByte();
87. }
88. }
90. //搜索用户0~9枚
91. void FINGERPRINT_Cmd_Search_Finger_Admin(void)
92. {
93. unsigned char i;
94. for(i=0;i<6;i++) //发送命令搜索指纹库
95. {
96. USART1_SendByte(FP_Pack_Head[i]);
97. }
99. for(i=0;i<11;i++)
100. {
101. USART1_SendByte(FP_Search_0_9[i]);
102. }
104. for(i=0;i<12;i++)
105. dat[i]=USART1_ReceivByte();
106. }
108. //添加一个新的指纹
109. unsigned char FP_add_new_user(unsigned char ucH_user,unsigned char ucL_user)
110. {
111. do
112. {
113. FINGERPRINT_Cmd_Get_Img(); //获得指纹图像
114. } while ( dat[9]!=0x0 ); //检测是否成功的按了指纹
116. FINGERPRINT_Cmd_Img_To_Buffer1(); //将图像转换成特征码存放在Buffer1中
118. do
119. {
120. FINGERPRINT_Cmd_Get_Img(); //获得指纹图像
121. } while( dat[9]!=0x0 );
123. FINGERPRINT_Cmd_Img_To_Buffer2(); //将图像转换成特征码存放在Buffer2中
125. FINGERPRINT_Cmd_Reg_Model(); //转换成特征码
127. FINGERPRINT_Cmd_Save_Finger(ucH_user,ucL_user);
129. return 0;
130. }

第2个 FPM10A.h

1. #ifndef _FPM10A_H
2. #define _FPM10A_H
3. #include
5. extern unsigned char dat[18];
7. extern void FINGERPRINT_Cmd_Get_Img();
8. extern void FINGERPRINT_Cmd_Img_To_Buffer1();
9. extern void FINGERPRINT_Cmd_Img_To_Buffer2();
10. extern void FINGERPRINT_Cmd_Reg_Model();
11. extern void FINGERPRINT_Cmd_Delete_All_Model(void);
12. extern void FINGERPRINT_Cmd_Search_Finger(void);
13. extern void FINGERPRINT_Cmd_Get_Templete_Num(void);
14. extern void FINGERPRINT_Cmd_Search_Finger_Admin(void);
15. extern void FINGERPRINT_Cmd_Save_Finger( unsigned char ucH_Char, unsigned char ucL_Char);
16. extern unsigned char FP_add_new_user(unsigned char ucH_user,unsigned char ucL_user);
19. extern void USART1_SendByte(unsigned char temp);
20. extern unsigned char USART1_ReceivByte();
22. extern void Delay_ms1(uint32_t nCount);
24. void Delay_nus1(uint32_t nCount)
25. {
26. uint32_t j;
27. while(nCount--)
28. {
29. j=8;
30. while(j--);
31. }
32. }
34. void Delay_ms1(uint32_t nCount)
35. {
36. while(nCount--)
37. Delay_nus1(1100);
38. }
40. unsigned char test_fig()//检测指纹模块录入指纹情况，返回00表示录入成功；02无手指；03录入失败
41. {
42. unsigned char fig_dat;
43. FINGERPRINT_Cmd_Get_Img();
44. Delay_ms1(20);
45. fig_dat=dat[9];
46. return(fig_dat);
47. }
49. #endif

有了这两个东西，加入到你的工程中，就可以直接调用啦！