Projet_BMC
MAXREFDES#117
Revision 5:e7b8e61b1fe1, committed 2020-01-27
- Comitter:
- the_nabil
- Date:
- Mon Jan 27 11:27:41 2020 +0000
- Parent:
- 4:5273ab1085ab
- Commit message:
- MAXREFDES#117
Changed in this revision
--- a/MAX30102/MAX30102.cpp Thu May 19 22:04:06 2016 +0000
+++ b/MAX30102/MAX30102.cpp Mon Jan 27 11:27:41 2020 +0000
@@ -1,3 +1,6 @@
+
+
+
/** \file max30102.cpp ******************************************************
*
* Project: MAXREFDES117#
@@ -58,13 +61,13 @@
*/
#include "mbed.h"
#include "MAX30102.h"
-
+
#ifdef TARGET_MAX32600MBED
I2C i2c(I2C1_SDA, I2C1_SCL);
#else
I2C i2c(I2C_SDA, I2C_SCL);
#endif
-
+
bool maxim_max30102_write_reg(uint8_t uch_addr, uint8_t uch_data)
/**
* \brief Write a value to a MAX30102 register
@@ -86,7 +89,7 @@
else
return false;
}
-
+
bool maxim_max30102_read_reg(uint8_t uch_addr, uint8_t *puch_data)
/**
* \brief Read a MAX30102 register
@@ -111,7 +114,7 @@
else
return false;
}
-
+
bool maxim_max30102_init()
/**
* \brief Initialize the MAX30102
@@ -148,7 +151,7 @@
return false;
return true;
}
-
+
bool maxim_max30102_read_fifo(uint32_t *pun_red_led, uint32_t *pun_ir_led)
/**
* \brief Read a set of samples from the MAX30102 FIFO register
@@ -201,7 +204,7 @@
return true;
}
-
+
bool maxim_max30102_reset()
/**
* \brief Reset the MAX30102
@@ -218,3 +221,46 @@
else
return true;
}
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+uint8_t MAX30102_begin(uint8_t reg)
+{
+ char data;
+ char temp[1] = {reg};
+ i2c.write(I2C_WRITE_ADDR, temp , 1);
+ temp[1] = 0x00;
+ i2c.write(I2C_WRITE_ADDR, temp, 1);
+ int a = i2c.read(I2C_WRITE_ADDR, &data, 1);
+ return data;
+
+}
+
+int MAX30102_writeRegValue(uint8_t reg, char value)
+{
+ char cmdData[2] = { (char)reg, value };
+
+ if (i2c.write(I2C_WRITE_ADDR, cmdData, sizeof(cmdData)) != 0) {
+ return MAX30102_ERROR;
+ }
+
+ return MAX30102_NO_ERROR;
+}
\ No newline at end of file
--- a/MAX30102/MAX30102.h Thu May 19 22:04:06 2016 +0000 +++ b/MAX30102/MAX30102.h Mon Jan 27 11:27:41 2020 +0000 @@ -88,10 +88,16 @@ #define REG_REV_ID 0xFE #define REG_PART_ID 0xFF + +#define MAX30102_NO_ERROR 0 +#define MAX30102_ERROR -1 + +int MAX30102_writeRegValue(uint8_t reg, char value); +uint8_t MAX30102_begin(uint8_t reg); bool maxim_max30102_init(); bool maxim_max30102_read_fifo(uint32_t *pun_red_led, uint32_t *pun_ir_led); bool maxim_max30102_write_reg(uint8_t uch_addr, uint8_t uch_data); -bool maxim_max30102_read_reg(uint8_t uch_addr, uint8_t *puch_data); +bool maxim_max30102_read_reg(uint8_t uch_addr, uint8_t puch_data); bool maxim_max30102_reset(void); #endif /* MAX30102_H_ */ \ No newline at end of file
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/USBDevice.lib Mon Jan 27 11:27:41 2020 +0000 @@ -0,0 +1,1 @@ +https://os.mbed.com/users/mbed_official/code/USBDevice/#53949e6131f6
--- a/main.cpp Thu May 19 22:04:06 2016 +0000
+++ b/main.cpp Mon Jan 27 11:27:41 2020 +0000
@@ -74,6 +74,7 @@
#include "mbed.h"
#include "algorithm.h"
#include "MAX30102.h"
+#include "USBSerial.h"
#define MAX_BRIGHTNESS 255
@@ -86,7 +87,9 @@
int8_t ch_hr_valid; //indicator to show if the heart rate calculation is valid
uint8_t uch_dummy;
-Serial pc(USBTX, USBRX); //initializes the serial port
+USBSerial pc; //initializes the serial port
+
+/*
#ifdef TARGET_KL25Z
PwmOut led(PTB18); //initializes the pwm output that connects to the on board LED
DigitalIn INT(PTD1); //pin PTD1 connects to the interrupt output pin of the MAX30102
@@ -98,8 +101,10 @@
PwmOut led(LED_RED); //initializes the pwm output that connects to the on board LED
DigitalIn INT(P2_0); //pin P20 connects to the interrupt output pin of the MAX30102
#endif
+*/
// the setup routine runs once when you press reset:
+// the setup routine runs once when you press reset:
int main() {
uint32_t un_min, un_max, un_prev_data; //variables to calculate the on-board LED brightness that reflects the heartbeats
int i;
@@ -108,21 +113,21 @@
maxim_max30102_reset(); //resets the MAX30102
// initialize serial communication at 115200 bits per second:
- pc.baud(115200);
- pc.format(8,SerialBase::None,1);
+ //pc.baud(115200);
+ //pc.format(8,SerialBase::None,1);
wait(1);
//read and clear status register
- maxim_max30102_read_reg(0,&uch_dummy);
+ //maxim_max30102_read_reg(0,&uch_dummy);
//wait until the user presses a key
- while(pc.readable()==0)
- {
- pc.printf("\x1B[2J"); //clear terminal program screen
- pc.printf("Press any key to start conversion\n\r");
- wait(1);
- }
- uch_dummy=getchar();
+ //while(pc.readable()==0)
+ //{
+ //pc.printf("\x1B[2J"); //clear terminal program screen
+ // pc.printf("Press any key to start conversion\n\r");
+ // wait(1);
+ //}
+ //uch_dummy=getchar();
maxim_max30102_init(); //initializes the MAX30102
@@ -136,7 +141,7 @@
//read the first 500 samples, and determine the signal range
for(i=0;i<n_ir_buffer_length;i++)
{
- while(INT.read()==1); //wait until the interrupt pin asserts
+ //while(INT.read()==1); //wait until the interrupt pin asserts
maxim_max30102_read_fifo((aun_red_buffer+i), (aun_ir_buffer+i)); //read from MAX30102 FIFO
@@ -179,7 +184,7 @@
for(i=400;i<500;i++)
{
un_prev_data=aun_red_buffer[i-1];
- while(INT.read()==1);
+ //while(INT.read()==1);
maxim_max30102_read_fifo((aun_red_buffer+i), (aun_ir_buffer+i));
if(aun_red_buffer[i]>un_prev_data)
@@ -212,8 +217,10 @@
pc.printf("HRvalid=%i, ", ch_hr_valid);
pc.printf("SpO2=%i, ", n_sp02);
pc.printf("SPO2Valid=%i\n\r", ch_spo2_valid);
+ wait(1);
}
maxim_heart_rate_and_oxygen_saturation(aun_ir_buffer, n_ir_buffer_length, aun_red_buffer, &n_sp02, &ch_spo2_valid, &n_heart_rate, &ch_hr_valid);
}
}
-
\ No newline at end of file
+
+
\ No newline at end of file
--- a/mbed.bld Thu May 19 22:04:06 2016 +0000 +++ b/mbed.bld Mon Jan 27 11:27:41 2020 +0000 @@ -1,1 +1,1 @@ -http://mbed.org/users/mbed_official/code/mbed/builds/6f327212ef96 \ No newline at end of file +https://os.mbed.com/users/mbed_official/code/mbed/builds/65be27845400 \ No newline at end of file