p_dynamic_electrocardiograph
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three_lead_ecg_v2
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V102

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zhaohe 1 year ago
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2517a005a3
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ecc67fc670
18 changed files with 620 additions and 142 deletions
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  1. 6
      .vscode/settings.json
  2. 4
      README.md
  3. 222
      app/app.uvoptx
  4. 50
      app/app.uvprojx
  5. 78
      app/src/algo/MedianFilter.c
  6. 39
      app/src/algo/MedianFilter.h
  7. 118
      app/src/algo/baseline_filtering.c
  8. 7
      app/src/algo/baseline_filtering.h
  9. 23
      app/src/algo/fix_delay_fifo.c
  10. 17
      app/src/algo/fix_delay_fifo.h
  11. 30
      app/src/algo/smoothing_filter.c
  12. 14
      app/src/algo/smoothing_filter.h
  13. 6
      app/src/app_event.h
  14. 2
      app/src/basic/version.h
  15. 2
      app/src/board/board.h
  16. 79
      app/src/heart_wave_sample_service.c
  17. 54
      app/src/heart_wave_sample_service/heart_wave_sample_service_report_buf.c
  18. 9
      app/src/heart_wave_sample_service/heart_wave_sample_service_report_buf.h

6
.vscode/settings.json
View File

@ -168,7 +168,11 @@
"thread": "cpp",
"cinttypes": "cpp",
"device_exception_manager.h": "c",
"xiosbase": "c"
"xiosbase": "c",
"baseline_filtering.h": "c",
"heart_wave_sample_service_report_buf.h": "c",
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4
README.md
View File

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# three_lead_ecg_v2
```
V101:
1. 修改每包上报数据长度，从4帧修改成25帧
2. 添加去基线算法，上位机收到数据后需减去8388607,即可得到基线为0的数据
V28:
1.优化电池电量

222
app/app.uvoptx
View File

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<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1498,7 +1558,7 @@
<RteFlg>0</RteFlg>
<File>
<GroupNumber>11</GroupNumber>
<FileNumber>87</FileNumber>
<FileNumber>92</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1510,7 +1570,7 @@
</File>
<File>
<GroupNumber>11</GroupNumber>
<FileNumber>88</FileNumber>
<FileNumber>93</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1522,7 +1582,7 @@
</File>
<File>
<GroupNumber>11</GroupNumber>
<FileNumber>89</FileNumber>
<FileNumber>94</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1542,7 +1602,7 @@
<RteFlg>0</RteFlg>
<File>
<GroupNumber>12</GroupNumber>
<FileNumber>90</FileNumber>
<FileNumber>95</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1554,7 +1614,7 @@
</File>
<File>
<GroupNumber>12</GroupNumber>
<FileNumber>91</FileNumber>
<FileNumber>96</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1566,7 +1626,7 @@
</File>
<File>
<GroupNumber>12</GroupNumber>
<FileNumber>92</FileNumber>
<FileNumber>97</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1586,7 +1646,7 @@
<RteFlg>0</RteFlg>
<File>
<GroupNumber>13</GroupNumber>
<FileNumber>93</FileNumber>
<FileNumber>98</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1598,7 +1658,7 @@
</File>
<File>
<GroupNumber>13</GroupNumber>
<FileNumber>94</FileNumber>
<FileNumber>99</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1618,7 +1678,7 @@
<RteFlg>0</RteFlg>
<File>
<GroupNumber>14</GroupNumber>
<FileNumber>95</FileNumber>
<FileNumber>100</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1630,7 +1690,7 @@
</File>
<File>
<GroupNumber>14</GroupNumber>
<FileNumber>96</FileNumber>
<FileNumber>101</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1642,7 +1702,7 @@
</File>
<File>
<GroupNumber>14</GroupNumber>
<FileNumber>97</FileNumber>
<FileNumber>102</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>
@ -1654,7 +1714,7 @@
</File>
<File>
<GroupNumber>14</GroupNumber>
<FileNumber>98</FileNumber>
<FileNumber>103</FileNumber>
<FileType>1</FileType>
<tvExp>0</tvExp>
<tvExpOptDlg>0</tvExpOptDlg>

50
app/app.uvprojx
View File

@ -468,6 +468,31 @@
<FileType>1</FileType>
<FilePath>.\src\board\device_exception_manager.c</FilePath>
</File>
<File>
<FileName>heart_wave_sample_service_report_buf.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\heart_wave_sample_service\heart_wave_sample_service_report_buf.c</FilePath>
</File>
<File>
<FileName>baseline_filtering.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\algo\baseline_filtering.c</FilePath>
</File>
<File>
<FileName>fix_delay_fifo.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\algo\fix_delay_fifo.c</FilePath>
</File>
<File>
<FileName>MedianFilter.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\algo\MedianFilter.c</FilePath>
</File>
<File>
<FileName>smoothing_filter.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\algo\smoothing_filter.c</FilePath>
</File>
</Files>
</Group>
<Group>
@ -4317,6 +4342,31 @@
<FileType>1</FileType>
<FilePath>.\src\board\device_exception_manager.c</FilePath>
</File>
<File>
<FileName>heart_wave_sample_service_report_buf.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\heart_wave_sample_service\heart_wave_sample_service_report_buf.c</FilePath>
</File>
<File>
<FileName>baseline_filtering.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\algo\baseline_filtering.c</FilePath>
</File>
<File>
<FileName>fix_delay_fifo.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\algo\fix_delay_fifo.c</FilePath>
</File>
<File>
<FileName>MedianFilter.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\algo\MedianFilter.c</FilePath>
</File>
<File>
<FileName>smoothing_filter.c</FileName>
<FileType>1</FileType>
<FilePath>.\src\algo\smoothing_filter.c</FilePath>
</File>
</Files>
</Group>
<Group>

78
app/src/algo/MedianFilter.c
View File

@ -0,0 +1,78 @@
/*
* MedianFilter.c
*
* Created on: May 19, 2018
* Author: alexandru.bogdan
*/
#include "MedianFilter.h"
#include <stdint.h>
int32_t MEDIANFILTER_Init(sMedianFilter_t *medianFilter) {
if (medianFilter && medianFilter->medianBuffer && (medianFilter->numNodes % 2) && (medianFilter->numNodes > 1)) {
// initialize buffer nodes
for (unsigned int i = 0; i < medianFilter->numNodes; i++) {
medianFilter->medianBuffer[i].value = 0;
medianFilter->medianBuffer[i].nextAge = &medianFilter->medianBuffer[(i + 1) % medianFilter->numNodes];
medianFilter->medianBuffer[i].nextValue = &medianFilter->medianBuffer[(i + 1) % medianFilter->numNodes];
medianFilter->medianBuffer[(i + 1) % medianFilter->numNodes].prevValue = &medianFilter->medianBuffer[i];
}
// initialize heads
medianFilter->ageHead = medianFilter->medianBuffer;
medianFilter->valueHead = medianFilter->medianBuffer;
medianFilter->medianHead = &medianFilter->medianBuffer[medianFilter->numNodes / 2];
return 0;
}
return -1;
}
int32_t MEDIANFILTER_Insert(sMedianFilter_t *medianFilter, int32_t sample) {
unsigned int i;
sMedianNode_t *newNode, *it;
if (medianFilter->ageHead == medianFilter->valueHead) { // if oldest node is also the smallest node, increment value head
medianFilter->valueHead = medianFilter->valueHead->nextValue;
}
if ((medianFilter->ageHead == medianFilter->medianHead) || (medianFilter->ageHead->value > medianFilter->medianHead->value)) { // prepare for median correction
medianFilter->medianHead = medianFilter->medianHead->prevValue;
}
// replace age head with new sample
newNode = medianFilter->ageHead;
newNode->value = sample;
// remove age head from list
medianFilter->ageHead->nextValue->prevValue = medianFilter->ageHead->prevValue;
medianFilter->ageHead->prevValue->nextValue = medianFilter->ageHead->nextValue;
// increment age head
medianFilter->ageHead = medianFilter->ageHead->nextAge;
// find new node position
it = medianFilter->valueHead; // set iterator as value head
for (i = 0; i < medianFilter->numNodes - 1; i++) {
if (sample < it->value) {
if (i == 0) { // replace value head if new node is the smallest
medianFilter->valueHead = newNode;
}
break;
}
it = it->nextValue;
}
// insert new node in list
it->prevValue->nextValue = newNode;
newNode->prevValue = it->prevValue;
it->prevValue = newNode;
newNode->nextValue = it;
// adjust median node
if (i >= (medianFilter->numNodes / 2)) {
medianFilter->medianHead = medianFilter->medianHead->nextValue;
}
return medianFilter->medianHead->value;
}

39
app/src/algo/MedianFilter.h
View File

@ -0,0 +1,39 @@
/*
* MedianFilter.h
*
* Created on: May 19, 2018
* Author: alexandru.bogdan
*/
#ifndef MEDIANFILTER_H_
#define MEDIANFILTER_H_
#include <stdint.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct sMedianNode
{
int32_t value; //sample value
struct sMedianNode *nextAge; //pointer to next oldest value
struct sMedianNode *nextValue; //pointer to next smallest value
struct sMedianNode *prevValue; //pointer to previous smallest value
}sMedianNode_t;
typedef struct
{
unsigned int numNodes; //median node buffer length
sMedianNode_t *medianBuffer; //median node buffer
sMedianNode_t *ageHead; //pointer to oldest value
sMedianNode_t *valueHead; //pointer to smallest value
sMedianNode_t *medianHead; //pointer to median value
}sMedianFilter_t;
int32_t MEDIANFILTER_Init(sMedianFilter_t *medianFilter);
int32_t MEDIANFILTER_Insert(sMedianFilter_t *medianFilter, int32_t sample);
#ifdef __cplusplus
}
#endif
#endif

118
app/src/algo/baseline_filtering.c
View File

@ -0,0 +1,118 @@
#include "baseline_filtering.h"
#include <stdint.h>
#include <string.h>
#include "MedianFilter.h"
#include "fix_delay_fifo.h"
#include "smoothing_filter.h"
#define REPORT_MEDIAN_WINDOWS_SIZE 101 // ±ØÐëÊÇÆæÊý
#define _ARRARY_SIZE(arr) (sizeof(arr) / sizeof(arr[0]))
static sMedianFilter_t medianFilter0;
static sMedianNode_t medianBufferBuffer0[REPORT_MEDIAN_WINDOWS_SIZE];
static int32_t m_fifo_buffer_0[REPORT_MEDIAN_WINDOWS_SIZE / 2];
static fix_delay_fifo_t m_fifo0;
static sMedianFilter_t medianFilter1;
static sMedianNode_t medianBufferBuffer1[REPORT_MEDIAN_WINDOWS_SIZE];
static int32_t m_fifo_buffer_1[REPORT_MEDIAN_WINDOWS_SIZE / 2];
static fix_delay_fifo_t m_fifo1;
static sMedianFilter_t medianFilter2;
static sMedianNode_t medianBufferBuffer2[REPORT_MEDIAN_WINDOWS_SIZE];
static int32_t m_fifo_buffer_2[REPORT_MEDIAN_WINDOWS_SIZE / 2];
static fix_delay_fifo_t m_fifo2;
static SmoothingFilter_t smoothingFilter0;
static SmoothingFilter_t smoothingFilter1;
static SmoothingFilter_t smoothingFilter2;
static int32_t m_frame_cnt;
static int32_t result0;
static int32_t result1;
static int32_t result2;
void baseline_filter_init() { baseline_filter_reset(); }
void baseline_filter_reset() {
{
memset(&medianFilter0, 0, sizeof(medianFilter0));
memset(medianBufferBuffer0, 0, sizeof(medianBufferBuffer0));
medianFilter0.numNodes = REPORT_MEDIAN_WINDOWS_SIZE;
medianFilter0.medianBuffer = medianBufferBuffer0;
MEDIANFILTER_Init(&medianFilter0);
fix_delay_fifo_init(&m_fifo0, m_fifo_buffer_0, REPORT_MEDIAN_WINDOWS_SIZE / 2);
}
{
memset(&medianFilter1, 0, sizeof(medianFilter1));
memset(medianBufferBuffer1, 0, sizeof(medianBufferBuffer1));
medianFilter1.numNodes = REPORT_MEDIAN_WINDOWS_SIZE;
medianFilter1.medianBuffer = medianBufferBuffer1;
MEDIANFILTER_Init(&medianFilter1);
fix_delay_fifo_init(&m_fifo1, m_fifo_buffer_1, REPORT_MEDIAN_WINDOWS_SIZE / 2);
}
{
memset(&medianFilter2, 0, sizeof(medianFilter2));
memset(medianBufferBuffer2, 0, sizeof(medianBufferBuffer2));
medianFilter2.numNodes = REPORT_MEDIAN_WINDOWS_SIZE;
medianFilter2.medianBuffer = medianBufferBuffer2;
MEDIANFILTER_Init(&medianFilter2);
fix_delay_fifo_init(&m_fifo2, m_fifo_buffer_2, REPORT_MEDIAN_WINDOWS_SIZE / 2);
}
// smoothingFilter0
// smoothingFilter1
// smoothingFilter2
SmoothingFilter_Init(&smoothingFilter0, 5, true);
SmoothingFilter_Init(&smoothingFilter1, 5, true);
SmoothingFilter_Init(&smoothingFilter2, 5, true);
m_frame_cnt = 0;
}
void baseline_filter_push(int32_t val0, int32_t val1, int32_t val2) {
int32_t medianValue0 = MEDIANFILTER_Insert(&medianFilter0, val0);
int32_t delay_data0 = fix_delay_fifo_update(&m_fifo0, val0);
float medianValue1 = MEDIANFILTER_Insert(&medianFilter1, val1);
float delay_data1 = fix_delay_fifo_update(&m_fifo1, val1);
float medianValue2 = MEDIANFILTER_Insert(&medianFilter2, val2);
float delay_data2 = fix_delay_fifo_update(&m_fifo2, val2);
m_frame_cnt++;
if (m_frame_cnt < REPORT_MEDIAN_WINDOWS_SIZE) {
result0 = 0;
result1 = 0;
result2 = 0;
return;
}
result0 = delay_data0 - medianValue0;
result1 = delay_data1 - medianValue1;
result2 = delay_data2 - medianValue2;
result0 = SmoothingFilter_Update(&smoothingFilter0, result0);
result1 = SmoothingFilter_Update(&smoothingFilter1, result1);
result2 = SmoothingFilter_Update(&smoothingFilter2, result2);
}
int32_t baseline_filter_get_result(int32_t index) {
if (index == 0) {
return result0;
} else if (index == 1) {
return result1;
} else if (index == 2) {
return result2;
}
return 0;
}

7
app/src/algo/baseline_filtering.h
View File

@ -0,0 +1,7 @@
#pragma once
#include <stdint.h>
void baseline_filter_init();
void baseline_filter_reset();
void baseline_filter_push(int32_t val0, int32_t val1, int32_t val2);
int32_t baseline_filter_get_result(int32_t index);

23
app/src/algo/fix_delay_fifo.c
View File

@ -0,0 +1,23 @@
#include "fix_delay_fifo.h"
void fix_delay_fifo_init(fix_delay_fifo_t *buffer, int32_t *fifo, int fifosize){
buffer->fifo = fifo;
buffer->fifosize = fifosize;
buffer->head = 0;
buffer->tail = 0;
memset(buffer->fifo, 0, fifosize * sizeof(int32_t));
}
int32_t fix_delay_fifo_update(fix_delay_fifo_t *buffer, int32_t vin){
buffer->fifo[buffer->tail] = vin;
buffer->tail = (buffer->tail + 1) % buffer->fifosize;
int32_t fifoheadval = 0;
if (buffer->tail == buffer->head) {
fifoheadval = buffer->fifo[buffer->head];
buffer->head = (buffer->head + 1) % buffer->fifosize;
}
return fifoheadval;
}

17
app/src/algo/fix_delay_fifo.h
View File

@ -0,0 +1,17 @@
#ifndef FILTERS_H
#define FILTERS_H
#include <stdbool.h>
#include <stdint.h>
typedef struct {
int32_t *fifo;
int fifosize;
int head;
int tail;
} fix_delay_fifo_t;
void fix_delay_fifo_init(fix_delay_fifo_t *buffer, int32_t *fifo, int fifosize);
int32_t fix_delay_fifo_update(fix_delay_fifo_t *buffer, int32_t vin);
#endif

30
app/src/algo/smoothing_filter.c
View File

@ -0,0 +1,30 @@
#include "smoothing_filter.h"
void SmoothingFilter_Init(SmoothingFilter_t *filter, int windows_size, bool enable) {
if (windows_size > 1000) {
windows_size = 1000;
}
filter->windows_size = windows_size;
filter->datanum = 0;
filter->sum = 0;
filter->datanum = 0;
for (int i = 0; i < windows_size; i++) {
filter->datawindows[i] = 0;
}
filter->data_offset = 0;
filter->enable = enable;
}
int32_t SmoothingFilter_Update(SmoothingFilter_t *filter, int32_t vin) {
if (!filter->enable) return vin;
filter->sum -= filter->datawindows[filter->data_offset];
filter->datawindows[filter->data_offset] = vin;
filter->sum += filter->datawindows[filter->data_offset];
filter->data_offset = (filter->data_offset + 1) % filter->windows_size;
filter->datanum++;
if (filter->datanum > filter->windows_size) {
filter->datanum = filter->windows_size;
}
return filter->sum / filter->datanum;
}

14
app/src/algo/smoothing_filter.h
View File

@ -0,0 +1,14 @@
#pragma once
#include <stdbool.h>
#include <stdint.h>
typedef struct {
int32_t datawindows[30];
int windows_size;
int datanum;
int data_offset;
int32_t sum;
bool enable;
} SmoothingFilter_t;
void SmoothingFilter_Init(SmoothingFilter_t *filter, int windows_size, bool enable);
int32_t SmoothingFilter_Update(SmoothingFilter_t *filter, int32_t vin);

6
app/src/app_event.h
View File

@ -1,8 +1,8 @@
#pragma once
#include <stdbool.h>
#include <stdint.h>
#include "board/board.h"
#include "board/board.h"
typedef enum {
kevent_sensor_drop = 0, // 导联连接事件
@ -34,7 +34,9 @@ typedef struct {
union {
struct {
uint32_t frameIndex;
one_frame_data_t data[LITTLE_DATA_BLOCK_FRAME_NUM];
// one_frame_data_t data[LITTLE_DATA_BLOCK_FRAME_NUM];
one_frame_data_t* data;
int len;
} little_data_block;
struct {

2
app/src/basic/version.h
View File

@ -2,7 +2,7 @@
#define CATEGORY "M1002" // Èýµ¼Áª
#define MANUFACTURER_NAME "iflytop"
#define FIRMWARE_VERSION (28)
#define FIRMWARE_VERSION (102)
#define BLESTACK_VERSION 1
#define BOOTLOADER_VERSION 1
#define HARDWARE_VERSION (1)

2
app/src/board/board.h
View File

@ -63,7 +63,7 @@
#define APP_MAX_STORAGE_TIME_S (uint32_t)(72 * 60 * 60)
//
#define SAMPLE_RATE 400
#define LITTLE_DATA_BLOCK_FRAME_NUM 4 // 每两帧回调一次,对应100HZ
#define LITTLE_DATA_BLOCK_FRAME_NUM 25 // 每两帧回调一次,对应100HZ
#define SAMPLE_PRECISION 24
#define APP_MAX_EVEN_SIZE (MAX(APP_TIMER_SCHED_EVENT_DATA_SIZE, sizeof(app_event_t)))

79
app/src/heart_wave_sample_service.c
View File

@ -2,12 +2,14 @@
//
#include "znordic.h"
//
#include "algo/baseline_filtering.h"
#include "app_button.h"
#include "app_event.h"
#include "app_event_distribute.h"
#include "basic/ads1293/ads1293.h"
#include "basic/filters.h"
#include "board/device_exception_manager.h"
#include "heart_wave_sample_service/heart_wave_sample_service_report_buf.h"
#include "nrf_drv_gpiote.h"
#include "nrfx_timer.h"
#include "sample_data_manager_service.h"
@ -84,10 +86,6 @@ static uint8_t m_frame_buffer_b[HEART_WAVE_SAMPLE_SERVICE_CACHE_SIZE];
static uint8_t *m_frame_buffer;
static int32_t m_frame_buffer_index;
// 小包采样数据缓存，用于触发实时上报逻辑使用
static one_frame_data_t m_sensor_little_frame_cache[LITTLE_DATA_BLOCK_FRAME_NUM];
static uint32_t m_little_frame_index;
static uint8_t m_lodstate0;
static uint8_t m_lodstate1;
@ -146,24 +144,6 @@ static inline void pFrameBufferAB_push_one_byte(uint8_t byte) {
* LittleDataBuffer操作 *
*******************************************************************************/
static inline void pLittleBlockCache_push_one_frame(uint32_t *data) {
if (m_little_frame_index >= LITTLE_DATA_BLOCK_FRAME_NUM) {
return;
}
m_sensor_little_frame_cache[m_little_frame_index].data0 = data[0];
m_sensor_little_frame_cache[m_little_frame_index].data1 = data[1];
m_sensor_little_frame_cache[m_little_frame_index].data2 = data[2];
m_little_frame_index++;
}
static inline bool pLittleBlockCache_is_full(void) {
if (m_little_frame_index >= LITTLE_DATA_BLOCK_FRAME_NUM) {
return true;
}
return false;
}
static inline void pLittleBlockCache_reset(void) { m_little_frame_index = 0; }
/*******************************************************************************
* 事件操作辅助方法 *
*******************************************************************************/
@ -176,24 +156,6 @@ static inline void pEventHelper_trigger_capture_data_block_event(uint8_t *data,
AppEvent_pushEvent(&event);
}
static inline void pEventHelper_trigger_little_block_data_event() {
static app_event_t event;
event.eventType = kevent_capture_little_data_block_event;
// memcpy(event.val.little_data_block.data, m_sensor_little_frame_cache, LITTLE_DATA_BLOCK_FRAME_NUM * sizeof(one_frame_data_t));
for (uint32_t i = 0; i < LITTLE_DATA_BLOCK_FRAME_NUM; i++) {
event.val.little_data_block.data[i].data0 = m_sensor_little_frame_cache[i].data0;
event.val.little_data_block.data[i].data1 = m_sensor_little_frame_cache[i].data1;
event.val.little_data_block.data[i].data2 = m_sensor_little_frame_cache[i].data2;
// event.val.little_data_block.data[0].data0 = 1111111111;
// event.val.little_data_block.data[0].data1 = 2222222222;
// event.val.little_data_block.data[0].data2 = 3333333333;
}
event.val.little_data_block.frameIndex = m_frame_index - LITTLE_DATA_BLOCK_FRAME_NUM;
AppEvent_pushEvent(&event);
}
static inline void pEventHelper_trigger_sensor_drop_event(uint8_t drop0, uint8_t drop1) {
static app_event_t event;
event.eventType = kevent_sensor_drop;
@ -472,18 +434,25 @@ static void ads1293_sample_one_frame() {
// medianFilter
uint32_t val[3];
val[0] = MedianFilter_Update(&medianFilter[0], sample[SENSOR0_ID]);
val[1] = MedianFilter_Update(&medianFilter[1], sample[SENSOR1_ID]);
val[2] = MedianFilter_Update(&medianFilter[2], sample[SENSOR2_ID]);
// int32_t val0 = LPFilter_Update(&lowpassfilter[0], sample[SENSOR0_ID]);
// int32_t val1 = LPFilter_Update(&lowpassfilter[1], sample[SENSOR1_ID]);
// int32_t val2 = LPFilter_Update(&lowpassfilter[2], sample[SENSOR2_ID]);
#if 1
baseline_filter_push((int32_t)sample[SENSOR0_ID], (int32_t)sample[SENSOR1_ID], (int32_t)sample[SENSOR2_ID]);
int32_t val0 = (int32_t)baseline_filter_get_result(0) + 0x7FFFFF;
int32_t val1 = (int32_t)baseline_filter_get_result(1) + 0x7FFFFF;
int32_t val2 = (int32_t)baseline_filter_get_result(2) + 0x7FFFFF;
if (val0 < 0) val0 = 0;
if (val1 < 0) val1 = 0;
if (val2 < 0) val2 = 0;
val[0] = val0;
val[1] = val1;
val[2] = val2;
#else
val[0] = sample[SENSOR0_ID];
val[1] = sample[SENSOR1_ID];
val[2] = sample[SENSOR2_ID];
#endif
if (val[0] > 0xffffff) val[0] = 0xffffff;
if (val[1] > 0xffffff) val[1] = 0xffffff;
if (val[2] > 0xffffff) val[2] = 0xffffff;
@ -516,10 +485,9 @@ static void ads1293_sample_one_frame() {
/**
* @brief 缓存数据，并触发小数据块事件
*/
pLittleBlockCache_push_one_frame(&val[0]);
if (pLittleBlockCache_is_full()) {
pEventHelper_trigger_little_block_data_event();
pLittleBlockCache_reset();
HWSSReportBuf_push_one_frame(&val[0]);
if (HWSSReportBuf_is_full()) {
HWSSReportBuf_trigger_little_block_data_event();
}
}
@ -529,7 +497,7 @@ static void ads1293_uninit() {
nrf_drv_spi_uninit(&spi);
}
void hwss_init(void) {}
void hwss_init(void) { baseline_filter_init(); }
void hwss_load(void) {
ZERROR_CHECK(nrfx_gpiote_init());
@ -571,7 +539,7 @@ void hwss_start_capture(void) {
MedianFilter_Init(&medianFilter[1]);
MedianFilter_Init(&medianFilter[2]);
pLittleBlockCache_reset();
HWSSReportBuf_reset();
// ads1293_start_conversion(&m_ads1293_0);
// ads1293_start_conversion(&m_ads1293_1);
@ -608,6 +576,8 @@ void hwss_start_capture(void) {
nrf_gpio_pin_set(ADS1293_SPI_CS1_PIN);
}
baseline_filter_reset();
nrfx_gpiote_in_event_enable(ADS1293_READY_PIN, true);
}
@ -617,7 +587,6 @@ void hwss_stop_capture(void) {
m_work_flag = false;
m_frame_index = 0;
m_frame_filter_index = 0;
pLittleBlockCache_reset();
// ads1293_stop_conversion(&m_ads1293_0);
// ads1293_stop_conversion(&m_ads1293_1);

54
app/src/heart_wave_sample_service/heart_wave_sample_service_report_buf.c
View File

@ -0,0 +1,54 @@
#include <stdint.h>
#include "app_event.h"
#include "app_event_distribute.h"
// 小包采样数据缓存，用于触发实时上报逻辑使用
static one_frame_data_t m_sensor_little_frame_cache_A[LITTLE_DATA_BLOCK_FRAME_NUM];
static one_frame_data_t m_sensor_little_frame_cache_B[LITTLE_DATA_BLOCK_FRAME_NUM];
static one_frame_data_t *curbuf = m_sensor_little_frame_cache_A;
static uint32_t m_little_frame_index;
static uint32_t m_frame_index;
static void HWSSReportBuf_ExchangeAB() {
if (curbuf == m_sensor_little_frame_cache_A) {
curbuf = m_sensor_little_frame_cache_B;
} else {
curbuf = m_sensor_little_frame_cache_A;
}
}
void HWSSReportBuf_push_one_frame(uint32_t *data) {
if (m_little_frame_index >= LITTLE_DATA_BLOCK_FRAME_NUM) {
return;
}
curbuf[m_little_frame_index].data0 = data[0];
curbuf[m_little_frame_index].data1 = data[1];
curbuf[m_little_frame_index].data2 = data[2];
m_little_frame_index++;
m_frame_index++;
}
bool HWSSReportBuf_is_full(void) {
if (m_little_frame_index >= LITTLE_DATA_BLOCK_FRAME_NUM) {
return true;
}
return false;
}
void HWSSReportBuf_reset(void) {
m_little_frame_index = 0;
m_frame_index = 0;
}
void HWSSReportBuf_trigger_little_block_data_event() {
static app_event_t event;
event.eventType = kevent_capture_little_data_block_event;
event.val.little_data_block.data = curbuf;
event.val.little_data_block.len = LITTLE_DATA_BLOCK_FRAME_NUM;
event.val.little_data_block.frameIndex = m_frame_index - LITTLE_DATA_BLOCK_FRAME_NUM;
m_little_frame_index = 0;
AppEvent_pushEvent(&event);
HWSSReportBuf_ExchangeAB();
}

9
app/src/heart_wave_sample_service/heart_wave_sample_service_report_buf.h
View File

@ -0,0 +1,9 @@
#pragma once
#include <stdint.h>
void HWSSReportBuf_push_one_frame(uint32_t *data);
bool HWSSReportBuf_is_full(void);
void HWSSReportBuf_reset(void);
void HWSSReportBuf_trigger_little_block_data_event();
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