LSM6DSL 单、双击检测 STMems_Standard_C_drivers库

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LSM6DSL 单、双击检测 STMems_Standard_C_drivers库 [复制链接]

 工程使用NUCLEO-L4R5ZI测试
程序参考了STM32CubeExpansion MEMS-XT1的SingleDoubleTap

1. void single_double_tap(uint8_t double_mode)
   
2. {
   
3.   lsm6dsl_all_sources_t lsm6dsl_all_sources;
   
4.    /*
   
5.    *  Initialize mems driver interface
   
6.    */
   
7.   dev_ctx.write_reg = platform_write;
   
8.   dev_ctx.read_reg = platform_read;
   
9.   dev_ctx.handle = &hi2c1;  
   
10.   
    
11.   /*
    
12.    *  Check device ID
    
13.    */
    
14.   whoamI = 0;
    
15.   lsm6dsl_device_id_get(&dev_ctx, &whoamI);
    
16.   if ( whoamI != LSM6DSL_ID )
    
17.     while(1); /*manage here device not found */
    
18.   /*
    
19.    *  Restore default configuration
    
20.    */
    
21.   lsm6dsl_reset_set(&dev_ctx, PROPERTY_ENABLE);
    
22.   do {
    
23.     lsm6dsl_reset_get(&dev_ctx, &rst);
    
24.   } while (rst);
    
25.   /*
    
26.    *  Enable Block Data Update
    
27.    */
    
28.   lsm6dsl_block_data_update_set(&dev_ctx, PROPERTY_ENABLE);
    
29.   /*
    
30.    * Set Output Data Rate
    
31.    */
    
32.   lsm6dsl_xl_data_rate_set(&dev_ctx, LSM6DSL_XL_ODR_416Hz);
    
33.   /*
    
34.    * Set full scale
    
35.    */  
    
36.   lsm6dsl_xl_full_scale_set(&dev_ctx, LSM6DSL_2g);
    
37.   /* Enable x direction in tap recognition. */
    
38.   lsm6dsl_tap_detection_on_x_set(&dev_ctx,PROPERTY_ENABLE);
    
39.   /* Enable y direction in tap recognition. */
    
40.   lsm6dsl_tap_detection_on_y_set(&dev_ctx,PROPERTY_ENABLE);
    
41.   /* Enable z direction in tap recognition. */
    
42.   lsm6dsl_tap_detection_on_z_set(&dev_ctx,PROPERTY_ENABLE);
    
43.   /* Set tap threshold. LSM6DSL_TAP_THRESHOLD_MID_LOW 08*/
    
44.   lsm6dsl_tap_threshold_x_set(&dev_ctx,0x08);
    
45.   /*双击*/
    
46.   if(double_mode == 1)
    
47.   {   
    
48.     /* Set tap shock time window. LSM6DSL_TAP_SHOCK_TIME_HIGH      0x03*/
    
49.     lsm6dsl_tap_shock_set(&dev_ctx,0x03);
    
50.     /* Set tap quiet time window. LSM6DSL_TAP_QUIET_TIME_HIGH      0x03*/
    
51.     lsm6dsl_tap_quiet_set(&dev_ctx,0x03);
    
52.     /* Set tap duration time window. LSM6DSL_TAP_DURATION_TIME_MID       0x08*/
    
53.     lsm6dsl_tap_dur_set(&dev_ctx,0x08);
    
54.     lsm6dsl_tap_mode_set(&dev_ctx,LSM6DSL_BOTH_SINGLE_DOUBLE);
    
55.     /*
    
56.      * 中断
    
57.      */  
    
58.     lsm6dsl_int1_route_t lsm6dsl_int1_route;
    
59.     lsm6dsl_int1_route.int1_double_tap = PROPERTY_ENABLE;
    
60.     lsm6dsl_pin_int1_route_set(&dev_ctx,lsm6dsl_int1_route);
    
61.   }
    
62.   /*单击*/
    
63.   else
    
64.   {   
    
65.    
    
66.     /* Set tap shock time window. LSM6DSL_TAP_SHOCK_TIME_MID_HIGH  0x02*/
    
67.     lsm6dsl_tap_shock_set(&dev_ctx,0x02);
    
68.     /* Set tap quiet time window. LSM6DSL_TAP_QUIET_TIME_MID_LOW   0x01*/
    
69.     lsm6dsl_tap_quiet_set(&dev_ctx,0x01);
    
70.     /* Reset tap duration time window.*/
    
71.     lsm6dsl_tap_dur_set(&dev_ctx,0x00);
    
72.     /*
    
73.      * 中断
    
74.      */  
    
75.     lsm6dsl_int1_route_t lsm6dsl_int1_route;
    
76.     lsm6dsl_int1_route.int1_single_tap = PROPERTY_ENABLE;
    
77.     lsm6dsl_pin_int1_route_set(&dev_ctx,lsm6dsl_int1_route);
    
78.   }
    
79.   
    
80.   while(1)
    
81.   {
    
82.     if(int1_flag == 1)
    
83.     {
    
84.       int1_flag = 0;
    
85.       lsm6dsl_all_sources_get(&dev_ctx,&lsm6dsl_all_sources);
    
86.       
    
87.       if(double_mode == 1)
    
88.       {
    
89.         if(lsm6dsl_all_sources.reg.tap_src.double_tap == 1)
    
90.         {         
    
91.             snprintf(data_out, MAX_BUF_SIZE, "Double tap indication.\r\n");
    
92.             tx_com((uint8_t*)data_out, strlen(data_out));
    
93.         }
    
94.       }
    
95.       else
    
96.       {        
    
97.         if(lsm6dsl_all_sources.reg.tap_src.single_tap == 1)
    
98.         {
    
99.             snprintf(data_out, MAX_BUF_SIZE, "Single tap indication.\r\n");
    
100.             tx_com((uint8_t*)data_out, strlen(data_out));
     
101.         }
     
102.       }
     
103.     }
     
104.    
     
105.   }
     
106. }

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工程文件：
lsm6dsl single double tap stm32l4r5 .rar (1.64 MB, 下载次数: 20)

2018-7-1 22:13 上传

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