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AS608是一個指紋掃描儀和讀取器模塊,但它的功能遠不止指紋注册、圖像處理、列印匹配等。 它處理數據並通過串口發送處理後的數據到微控制器。 該設備使用DSP晶片進行圖像處理渲染、特徵查找、計算和蒐索。 它有一個內寘的閃存,可以存儲指紋的數據,它最多可以存儲162個指紋。 它可以與控制器或具有TTL串列的任何其他系統通信,提供數据包拍照輸出,檢測列印、雜湊和蒐索等功能。 該設備具有紅色和綠色LED指示燈,可用於錯誤和正確的列印。
LibDriver AS608是LibDriver推出的AS608全功能驅動,該驅動提供指紋錄入、指紋驗證等功能並且它符合MISRA標準。
/src目錄包含了LibDriver AS608的源文件。
/interface目錄包含了LibDriver AS608與平台無關的UART模板。
/test目錄包含了LibDriver AS608驅動測試程序,該程序可以簡單的測試芯片必要功能。
/example目錄包含了LibDriver AS608編程範例。
/doc目錄包含了LibDriver AS608離線文檔。
/datasheet目錄包含了AS608數據手冊。
/project目錄包含了常用Linux與單片機開發板的工程樣例。所有工程均採用shell腳本作為調試方法,詳細內容可參考每個工程裡面的README.md。
/misra目錄包含了LibDriver MISRA程式碼掃描結果。
參考/interface目錄下與平台無關的UART模板,完成指定平台的UART驅動。
將/src目錄,您使用平臺的介面驅動和您開發的驅動加入工程,如果您想要使用默認的範例驅動,可以將/example目錄加入您的工程。
您可以參考/example目錄下的程式設計範例完成適合您的驅動,如果您想要使用默認的程式設計範例,以下是它們的使用方法。
#include "driver_as608_basic.h"
uint8_t res;
uint16_t score;
uint16_t page_number;
uint16_t found_page;
as608_status_t status;
uint32_t num = 0;
uint32_t addr = 0xFFFFFFFF;
/**
* @brief input fingerprint callback
* @param[in] status is the current status
* @param[in] fmt is the format data
* @note none
*/
static void a_callback(int8_t status, const char *const fmt, ...)
{
switch (status)
{
case -1 :
{
/* output */
as608_interface_debug_print("%s", fmt);
}
case 0 :
{
/* delay 2000ms */
as608_interface_delay_ms(2000);
/* output */
as608_interface_debug_print("%s", fmt);
}
case 1 :
{
/* delay 2000ms */
as608_interface_delay_ms(2000);
/* output */
as608_interface_debug_print("%s", fmt);
}
case 2 :
{
/* output */
as608_interface_debug_print("%s", fmt);
}
default :
{
break;
}
}
}
...
/* basic init */
res = as608_basic_init(addr);
if (res != 0)
{
return 1;
}
...
/* input fingerprint */
res = as608_basic_input_fingerprint(a_callback, &score, &page_number, &status);
if (res != 0)
{
(void)as608_basic_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("input fingerprint success with score %d in page number %d.\n", score, page_number);
}
else
{
/* print error */
as608_basic_print_status(status);
}
...
/* verify */
res = as608_basic_verify(&found_page, &score, &status);
if (res != 0)
{
(void)as608_basic_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("verify success with score %d in found page %d.\n", score, found_page);
}
else
{
/* print error */
as608_basic_print_status(status);
}
...
/* high speed verify */
res = as608_basic_high_speed_verify(&found_page, &score, &status);
if (res != 0)
{
(void)as608_basic_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("verify success with score %d in found page %d.\n", score, found_page);
}
else
{
/* print error */
as608_basic_print_status(status);
}
...
/* delete */
res = as608_basic_delete_fingerprint(num, &status);
if (res != 0)
{
(void)as608_basic_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("delate page number %d success.\n", num);
}
else
{
/* print error */
as608_basic_print_status(status);
}
...
/* empty */
res = as608_basic_empty_fingerprint(&status);
if (res != 0)
{
(void)as608_basic_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("empty success.\n");
}
else
{
/* print error */
as608_basic_print_status(status);
}
...
/* basic deinit */
(void)as608_basic_deinit();
return 0;
#include "driver_as608_advance.h"
uint8_t res;
uint16_t score;
uint16_t page_number;
uint16_t found_page;
uint16_t i;
uint16_t output_len;
as608_status_t status;
as608_params_t params;
uint32_t num = 0;
uint32_t random;
uint32_t addr = 0xFFFFFFFF;
uint8_t data[32] = {0};
uint8_t g_rx_buffer[36 * 1024];
/**
* @brief input fingerprint callback
* @param[in] status is the current status
* @param[in] fmt is the format data
* @note none
*/
static void a_callback(int8_t status, const char *const fmt, ...)
{
switch (status)
{
case -1 :
{
/* output */
as608_interface_debug_print("%s", fmt);
}
case 0 :
{
/* delay 2000ms */
as608_interface_delay_ms(2000);
/* output */
as608_interface_debug_print("%s", fmt);
}
case 1 :
{
/* delay 2000ms */
as608_interface_delay_ms(2000);
/* output */
as608_interface_debug_print("%s", fmt);
}
case 2 :
{
/* output */
as608_interface_debug_print("%s", fmt);
}
default :
{
break;
}
}
}
...
/* advance init */
res = as608_advance_init(addr);
if (res != 0)
{
return 1;
}
...
/* input fingerprint */
res = as608_advance_input_fingerprint(a_callback, &score, &page_number, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("input fingerprint success with score %d in page number %d.\n", score, page_number);
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* verify */
res = as608_advance_verify(&found_page, &score, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("verify success with score %d in found page %d.\n", score, found_page);
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* high speed verify */
res = as608_advance_high_speed_verify(&found_page, &score, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("verify success with score %d in found page %d.\n", score, found_page);
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* delete */
res = as608_advance_delete_fingerprint(num, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("delate page number %d success.\n", num);
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* empty */
res = as608_advance_empty_fingerprint(&status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("empty success.\n");
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* write notepad */
res = as608_advance_write_notepad(num, data, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("write success.\n");
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* read notepad */
res = as608_advance_read_notepad(num, data, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
for (i = 0; i < 32; i++)
{
as608_interface_debug_print("%02X ", data[i]);
}
as608_interface_debug_print("\n");
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* random */
res = as608_advance_random(&random, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("random is 0x%08X.\n", random);
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* read flash */
output_len = 36 * 1024;
res = as608_advance_flash_information(g_rx_buffer, &output_len, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
for (i = 0; i < output_len; i++)
{
as608_interface_debug_print("%02X ", data[i]);
}
as608_interface_debug_print("\n");
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* read params */
res = as608_advance_params(¶ms, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("status is 0x%02X.\n", params.status);
as608_interface_debug_print("sensor type is 0x%02X.\n", params.sensor_type);
as608_interface_debug_print("fingerprint size is %d.\n", params.fingerprint_size);
as608_interface_debug_print("level is 0x%02X.\n", params.level);
as608_interface_debug_print("address is 0x%08X.\n", params.address);
as608_interface_debug_print("packet size is %d.\n", params.packet_size);
as608_interface_debug_print("baud rate is %d.\n", params.n_9600 * 9600);
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* enroll */
res = as608_advance_enroll(&page_number, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("enroll ok and page number is %d.\n", page_number);
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* identify */
res = as608_advance_identify(&page_number, &score, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
/* output */
as608_interface_debug_print("identify ok and page number is %d, score is %d.\n", page_number, score);
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* upload flash feature */
output_len = 36 * 1024;
res = as608_advance_upload_flash_feature(num, g_rx_buffer, &output_len, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
...
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* upload image feature */
output_len = 36 * 1024;
res = as608_advance_upload_image_feature(g_rx_buffer, &output_len, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
...
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* download flash feature */
output_len = 768;
res = as608_advance_download_flash_feature(num, g_rx_buffer, output_len, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
...
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* upload image */
output_len = 36 * 1024;
res = as608_advance_upload_image(g_rx_buffer, &output_len, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
...
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* download image */
output_len = 32768;
res = as608_advance_download_image(num, g_rx_buffer, output_len, &status);
if (res != 0)
{
(void)as608_advance_deinit();
return 1;
}
if (status == AS608_STATUS_OK)
{
...
}
else
{
/* print error */
as608_advance_print_status(status);
}
...
/* advance deinit */
(void)as608_advance_deinit();
return 0;
在線文檔: https://www.libdriver.com/docs/as608/index.html。
離線文檔: /doc/html/index.html。
請參攷CONTRIBUTING.md。
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