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Dependencies: SDFileSystem ds3231 eeprom_Nikita mbed testUniGraphic_150217
Fork of
merged_code2_3rd_nov_2017
by 
nikita teggi
Diff: ecgg.cpp
- Revision:
- 54:f2a413d5dffd
- Parent:
- 51:1a4693774b60
- Child:
- 55:057f4af9d581
--- a/ecgg.cpp Wed Sep 20 11:02:08 2017 +0000
+++ b/ecgg.cpp Wed Sep 27 09:36:26 2017 +0000
@@ -135,7 +135,7 @@
// ------------------------- Declaration for Heart Rate calculation --------------------------
uint8_t n=0;
- float pos_dif; // changed from float to uint16_t- Suhasini- 8-8-17, changed back to float- 17th aug,2017
+ uint16_t pos_dif; // changed from float to uint16_t- Suhasini- 8-8-17, changed back to float- 17th aug,2017
float HR[10],HR1,t_pos_dif;
uint8_t t_sec = 60;
float HR_sum = 0,HR_avg;
@@ -222,7 +222,7 @@
{
pos_dif = pk_pos[i+1] - pk_pos[i]; // difference between two consequtive peaks
pc.printf("peak position diff is = %d\n",pos_dif);
- t_pos_dif = pos_dif/fs; // sample difference between peak positions divided by sampling frequency gives the difference value in terms of actual time
+ t_pos_dif = (float)pos_dif/fs; // sample difference between peak positions divided by sampling frequency gives the difference value in terms of actual time
pc.printf("time in seconds is = %f\n",t_pos_dif);
HR[i] = t_sec/t_pos_dif; //HR calculation
pc.printf("Heart Rate is = %f\n",HR[i]);
@@ -278,8 +278,8 @@
FILE *fpecg1; // FILE pointer to read raw data ECG file added by Suhasini 5-8-17
FILE *fpeecg_lpf; // FILE pointer to read and write into LPF output file added by Suhasini 5-8-17
static uint32_t ecg_raw_temp[5]; // changed by rohit on 13 sep
- static uint32_t ecg_raw[5]; // Buff of 5 samples created to Stores input samples for LPF added by Suhasini - 5-8-17
- static uint32_t lpf_op[5]= {0.0}; // for LPF output added by Suhasini - 5-8-17 // changed from double to int32_t- 16-8-17
+ uint32_t ecg_raw[5]; // Buff of 5 samples created to Stores input samples for LPF added by Suhasini - 5-8-17 added by rohit
+ uint32_t lpf_op[5]= {0.0}; // for LPF output added by Suhasini - 5-8-17 // changed from double to int32_t- 16-8-17 added by rohit
uint32_t lpf_4samp = 0; // Variable to move 16 samples back from current in input file - changed by Suhasini- 5-8-17
char buffer3[32];