Example host software for the Maxim Integrated MAX30101 high sensitivity Heart Rate Monitor chip. Hosted on the MAX32630FTHR FeatherWing micro-controller board.
Dependencies: MAX30101_Finger_Heart_Rate_SpO2_Monitor_Driver_Source_Code USBDevice max32630fthr
main.cpp
- Committer:
- phonemacro
- Date:
- 2018-07-21
- Revision:
- 1:9bb3378a9060
- Parent:
- 0:ec8835052a84
File content as of revision 1:9bb3378a9060:
/******************************************************************************* * Copyright (C) 2018 Maxim Integrated Products, Inc., All Rights Reserved. * * Permission is hereby granted, free of charge, to any person obtaining a * copy of this software and associated documentation files (the "Software"), * to deal in the Software without restriction, including without limitation * the rights to use, copy, modify, merge, publish, distribute, sublicense, * and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included * in all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * * Except as contained in this notice, the name of Maxim Integrated * Products, Inc. shall not be used except as stated in the Maxim Integrated * Products, Inc. Branding Policy. * * The mere transfer of this software does not imply any licenses * of trade secrets, proprietary technology, copyrights, patents, * trademarks, maskwork rights, or any other form of intellectual * property whatsoever. Maxim Integrated Products, Inc. retains all * ownership rights. ******************************************************************************* */ #include "mbed.h" #include "max32630fthr.h" #include "MAX30101.h" #include "USBSerial.h" MAX32630FTHR pegasus(MAX32630FTHR::VIO_1V8); // Change the GPIOs from 3.3V to 1.8V DigitalOut rLED(LED1); DigitalOut gLED(LED2); DigitalOut bLED(LED3); #define MAX30101_I2C_SLAVE_ADDR (0xAE) MAX30101 HrSensor(P3_4, P3_5, MAX30101_I2C_SLAVE_ADDR); // SDA, SCL, i2c 7-bit address // main() runs in its own thread in the OS // (note the calls to Thread::wait below for delays) /** * @brief Sample main program for MAX30101 * @version 1.0000.0 * * @details Sample main program for MAX30101. * The prints are sent to the terminal window (9600, 8n1). * The program sets the GPIOs to 1.8V and the program * blinks green if it's able to communicate with * the MAX30101, otherwise, it blinks red. * To run the program, drag and drop the .bin file into the * DAPLINK folder. After it finishes flashing, cycle the power or * reset the Pegasus after flashing by pressing the button on * the Pegasus next to the battery connector or the button * on the MAXREFDES100HDK. */ int main() { char value=0; int ret; DigitalOut rLED(LED1, LED_OFF); DigitalOut gLED(LED2, LED_OFF); DigitalOut bLED(LED3, LED_OFF); while (true) { // Blink the blue-green LED ret = HrSensor.i2c_reg_read(MAX30101::REG_ID,&value); if (value == 0x15) { printf("MAX30101 Heart Rate Sensor Part ID = %#X\r\n", value); rLED = LED_OFF; gLED = !gLED; }else { printf("Error, MAX30101 Part ID %#X is not correct, ret = %d\r\n", value, ret); gLED = LED_OFF; rLED = !rLED; } printf("\r\n"); wait(1.0); } }