Maxim Integrated / Mbed OS MAX30208_Demo

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Dependencies:   max32630fthr USBDevice

main.cpp@4:1e55b4a715da, 2020-08-17 (annotated)

Committer:
tlyp
Date:
Mon Aug 17 15:10:21 2020 +0000
Revision:
4:1e55b4a715da
Parent:
3:27e027ab268b
Child:
5:5dd9f657a9f9
Comment Updates

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tlyp 0:d996cb30964c 1 /*******************************************************************************
tlyp 3:27e027ab268b 2 * Copyright (C) Maxim Integrated Products, Inc., All Rights Reserved.
tlyp 0:d996cb30964c 3 *
tlyp 0:d996cb30964c 4 * Permission is hereby granted, free of charge, to any person obtaining a
tlyp 0:d996cb30964c 5 * copy of this software and associated documentation files (the "Software"),
tlyp 0:d996cb30964c 6 * to deal in the Software without restriction, including without limitation
tlyp 0:d996cb30964c 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
tlyp 0:d996cb30964c 8 * and/or sell copies of the Software, and to permit persons to whom the
tlyp 0:d996cb30964c 9 * Software is furnished to do so, subject to the following conditions:
tlyp 0:d996cb30964c 10 *
tlyp 0:d996cb30964c 11 * The above copyright notice and this permission notice shall be included
tlyp 0:d996cb30964c 12 * in all copies or substantial portions of the Software.
tlyp 0:d996cb30964c 13 *
tlyp 0:d996cb30964c 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
tlyp 0:d996cb30964c 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
tlyp 0:d996cb30964c 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
tlyp 0:d996cb30964c 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
tlyp 0:d996cb30964c 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
tlyp 0:d996cb30964c 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
tlyp 0:d996cb30964c 20 * OTHER DEALINGS IN THE SOFTWARE.
tlyp 0:d996cb30964c 21 *
tlyp 0:d996cb30964c 22 * Except as contained in this notice, the name of Maxim Integrated
tlyp 0:d996cb30964c 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
tlyp 0:d996cb30964c 24 * Products, Inc. Branding Policy.
tlyp 0:d996cb30964c 25 *
tlyp 0:d996cb30964c 26 * The mere transfer of this software does not imply any licenses
tlyp 0:d996cb30964c 27 * of trade secrets, proprietary technology, copyrights, patents,
tlyp 0:d996cb30964c 28 * trademarks, maskwork rights, or any other form of intellectual
tlyp 0:d996cb30964c 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
tlyp 0:d996cb30964c 30 * ownership rights.
tlyp 0:d996cb30964c 31 *******************************************************************************
tlyp 3:27e027ab268b 32 * @file MAX30208LibTest.cpp
tlyp 3:27e027ab268b 33 * @brief This is the testing file for the MAX30208 human body temperature sensor library. It uses the default configuration found with the MAX30208 EV-Kit.
tlyp 3:27e027ab268b 34 * @version 1.0
tlyp 3:27e027ab268b 35 * @notes This is a test program for the MAX30208 MBed Library. Both MAX30208.h and MAX30208.cpp need to be imported into the project.
tlyp 3:27e027ab268b 36 *****************************************************************************/
tlyp 3:27e027ab268b 37
tlyp 0:d996cb30964c 38 #include "mbed.h"
tlyp 0:d996cb30964c 39 #include "max32630fthr.h"
tlyp 0:d996cb30964c 40 #include "USBSerial.h"
tlyp 0:d996cb30964c 41 #include "MAX30208.h"
tlyp 0:d996cb30964c 42
tlyp 0:d996cb30964c 43 MAX32630FTHR pegasus(MAX32630FTHR::VIO_3V3);
tlyp 0:d996cb30964c 44
tlyp 0:d996cb30964c 45 // Hardware serial port over DAPLink
tlyp 0:d996cb30964c 46 Serial uart(P2_1, P2_0);
tlyp 0:d996cb30964c 47
tlyp 0:d996cb30964c 48 // Virtual serial port over USB
tlyp 0:d996cb30964c 49 USBSerial microUSB;
tlyp 0:d996cb30964c 50 DigitalOut rLED(LED1);
tlyp 0:d996cb30964c 51 DigitalOut gLED(LED2);
tlyp 0:d996cb30964c 52 DigitalOut bLED(LED3);
tlyp 0:d996cb30964c 53
tlyp 0:d996cb30964c 54 I2C i2c(P3_4, P3_5); //sda,scl
tlyp 0:d996cb30964c 55
tlyp 0:d996cb30964c 56 MAX30208 TempSensor(i2c, 0x50); //Constructor takes 7-bit slave adrs
tlyp 0:d996cb30964c 57
tlyp 0:d996cb30964c 58 int main()
tlyp 0:d996cb30964c 59 {
tlyp 0:d996cb30964c 60
tlyp 0:d996cb30964c 61 rLED = LED_ON;
tlyp 0:d996cb30964c 62 gLED = LED_ON;
tlyp 0:d996cb30964c 63 bLED = LED_OFF;
tlyp 0:d996cb30964c 64
tlyp 3:27e027ab268b 65 //Initialize Configuration Registers
tlyp 0:d996cb30964c 66 MAX30208::Configuration_InterruptEnable InterruptEnable;
tlyp 0:d996cb30964c 67 MAX30208::Configuration_FIFOConfig2 FIFOConfig2;
tlyp 0:d996cb30964c 68 MAX30208::Configuration_GPIOSetup GPIOSetup;
tlyp 0:d996cb30964c 69 MAX30208::Configuration_GPIOControl GPIOControl;
tlyp 0:d996cb30964c 70
tlyp 0:d996cb30964c 71
tlyp 0:d996cb30964c 72 uint16_t val;
tlyp 0:d996cb30964c 73
tlyp 1:bf1f12445c37 74
tlyp 0:d996cb30964c 75 while(1) {
tlyp 0:d996cb30964c 76
tlyp 3:27e027ab268b 77 TempSensor.takeDataMeasurment(); //Send temperature record signal
tlyp 3:27e027ab268b 78 wait_ms(50); //Maximum temperature record time
tlyp 3:27e027ab268b 79 TempSensor.readData(val); //Read the data
tlyp 3:27e027ab268b 80 float temp = TempSensor.toCelsius(val); //Convert raw data to celsius
tlyp 0:d996cb30964c 81 microUSB.printf("Temp C = %f\r\n",temp);
tlyp 3:27e027ab268b 82 temp = TempSensor.toFahrenheit(temp); //Conver celsius to fahrenheit
tlyp 0:d996cb30964c 83 microUSB.printf("Temp F = %f\r\n",temp);
tlyp 0:d996cb30964c 84
tlyp 0:d996cb30964c 85
tlyp 0:d996cb30964c 86
tlyp 0:d996cb30964c 87 //readInterruptRegister
tlyp 3:27e027ab268b 88 if (TempSensor.readInterruptRegister(InterruptEnable) == 0){
tlyp 0:d996cb30964c 89 microUSB.printf("InterruptRegister intial config = %d\r\n", InterruptEnable.all);
tlyp 0:d996cb30964c 90 }
tlyp 3:27e027ab268b 91
tlyp 3:27e027ab268b 92 //Set Interrupt Config Register Values
tlyp 0:d996cb30964c 93 InterruptEnable.config.TEMP_HI_EN = 1;
tlyp 0:d996cb30964c 94 InterruptEnable.config.TEMP_LO_EN = 1;
tlyp 3:27e027ab268b 95
tlyp 0:d996cb30964c 96 if (TempSensor.writeInterruptRegister(InterruptEnable) != 0){
tlyp 0:d996cb30964c 97 microUSB.printf("Error writing Interrupt register\r\n");
tlyp 0:d996cb30964c 98 }
tlyp 3:27e027ab268b 99 if (TempSensor.readInterruptRegister(InterruptEnable) == 0){
tlyp 3:27e027ab268b 100 microUSB.printf("InterruptRegister new config = %d\r\n", InterruptEnable.all);
tlyp 3:27e027ab268b 101 }
tlyp 3:27e027ab268b 102 microUSB.printf("\r\n\r\n");
tlyp 0:d996cb30964c 103
tlyp 0:d996cb30964c 104 //readFIFOConfig2
tlyp 0:d996cb30964c 105 if (TempSensor.readFIFOConfig2(FIFOConfig2) == 0){
tlyp 0:d996cb30964c 106 microUSB.printf("FIFOConfig2 initial config = %d\r\n", FIFOConfig2.all);
tlyp 0:d996cb30964c 107 }
tlyp 3:27e027ab268b 108
tlyp 3:27e027ab268b 109 //Set FIFO Config 2 Register Values
tlyp 3:27e027ab268b 110 FIFOConfig2.config.FIFO_RO = 1;
tlyp 0:d996cb30964c 111 FIFOConfig2.config.A_FULL_TYPE = 1;
tlyp 0:d996cb30964c 112 if (TempSensor.writeFIFOConfig2(FIFOConfig2) != 0){
tlyp 0:d996cb30964c 113 microUSB.printf("Error writing FIFO Config2 register\r\n");
tlyp 0:d996cb30964c 114 }
tlyp 0:d996cb30964c 115
tlyp 3:27e027ab268b 116 if (TempSensor.readFIFOConfig2(FIFOConfig2) == 0){
tlyp 3:27e027ab268b 117 microUSB.printf("FIFOConfig2 new config = %d\r\n", FIFOConfig2.all);
tlyp 3:27e027ab268b 118 }
tlyp 3:27e027ab268b 119
tlyp 3:27e027ab268b 120 microUSB.printf("\r\n\r\n");
tlyp 3:27e027ab268b 121
tlyp 0:d996cb30964c 122 //readGPIOSetup
tlyp 0:d996cb30964c 123 if (TempSensor.readGPIOSetup(GPIOSetup) == 0){
tlyp 0:d996cb30964c 124 microUSB.printf("GPIOSetup initial config = %d\r\n", GPIOSetup.all);
tlyp 0:d996cb30964c 125 }
tlyp 3:27e027ab268b 126
tlyp 3:27e027ab268b 127 //Set GPIO Setup Register Values
tlyp 0:d996cb30964c 128 GPIOSetup.config.GPIO0_MODE = 2;
tlyp 0:d996cb30964c 129 GPIOSetup.config.GPIO1_MODE = 3;
tlyp 0:d996cb30964c 130 if (TempSensor.writeGPIOSetup(GPIOSetup) != 0){
tlyp 0:d996cb30964c 131 microUSB.printf("Error writing GPIO Setup register\r\n");
tlyp 0:d996cb30964c 132 }
tlyp 0:d996cb30964c 133
tlyp 3:27e027ab268b 134 if (TempSensor.readGPIOSetup(GPIOSetup) == 0){
tlyp 3:27e027ab268b 135 microUSB.printf("GPIOSetup new config = %d\r\n", GPIOSetup.all);
tlyp 3:27e027ab268b 136 }
tlyp 3:27e027ab268b 137
tlyp 3:27e027ab268b 138 microUSB.printf("\r\n\r\n");
tlyp 3:27e027ab268b 139
tlyp 0:d996cb30964c 140 //readGPIOControl
tlyp 0:d996cb30964c 141 if (TempSensor.readGPIOControl(GPIOControl) == 0){
tlyp 0:d996cb30964c 142 microUSB.printf("GPIOControl initial config = %d\r\n", GPIOControl.all);
tlyp 0:d996cb30964c 143 }
tlyp 3:27e027ab268b 144
tlyp 3:27e027ab268b 145 //Set GPIO Control Register Values
tlyp 0:d996cb30964c 146 GPIOControl.config.GPIO0_LL = 1;
tlyp 0:d996cb30964c 147 GPIOControl.config.GPIO1_LL = 1;
tlyp 0:d996cb30964c 148 if (TempSensor.writeGPIOControl(GPIOControl) != 0){
tlyp 0:d996cb30964c 149 microUSB.printf("Error writing register\r\n");
tlyp 0:d996cb30964c 150 }
tlyp 3:27e027ab268b 151 if (TempSensor.readGPIOControl(GPIOControl) == 0){
tlyp 3:27e027ab268b 152 microUSB.printf("GPIOControl new config = %d\r\n", GPIOControl.all);
tlyp 0:d996cb30964c 153 }
tlyp 0:d996cb30964c 154
tlyp 3:27e027ab268b 155 TempSensor.resetDevice(); //Reset Device Registers
tlyp 0:d996cb30964c 156
tlyp 0:d996cb30964c 157
tlyp 0:d996cb30964c 158 microUSB.printf("\r\n\r\n");
tlyp 0:d996cb30964c 159 uint16_t PointerValue;
tlyp 0:d996cb30964c 160
tlyp 3:27e027ab268b 161 //Write Data Pointer Test (Read Only)
tlyp 0:d996cb30964c 162 TempSensor.readWritePointer(PointerValue);
tlyp 0:d996cb30964c 163 microUSB.printf("Current Write Pointer Value: %d\r\n",PointerValue);
tlyp 0:d996cb30964c 164 microUSB.printf("New Value Measured\r\n");
tlyp 0:d996cb30964c 165 TempSensor.takeDataMeasurment();
tlyp 0:d996cb30964c 166 wait_ms(50);
tlyp 0:d996cb30964c 167 TempSensor.readWritePointer(PointerValue);
tlyp 0:d996cb30964c 168 microUSB.printf("Current Write Pointer Value: %d\r\n",PointerValue);
tlyp 0:d996cb30964c 169
tlyp 0:d996cb30964c 170 microUSB.printf("\r\n\r\n");
tlyp 0:d996cb30964c 171
tlyp 3:27e027ab268b 172 //Read Data Pointer Test (Read and Write)
tlyp 0:d996cb30964c 173 TempSensor.readReadPointer(PointerValue);
tlyp 0:d996cb30964c 174 microUSB.printf("Current Read Pointer Value: %d\r\n",PointerValue);
tlyp 0:d996cb30964c 175 TempSensor.readData(val);
tlyp 0:d996cb30964c 176 microUSB.printf("New Value Read\r\n");
tlyp 0:d996cb30964c 177 TempSensor.readReadPointer(PointerValue);
tlyp 0:d996cb30964c 178 microUSB.printf("Current Read Pointer Value: %d\r\n",PointerValue);
tlyp 0:d996cb30964c 179 microUSB.printf("Read Pointer Written to '15'\r\n");
tlyp 0:d996cb30964c 180 TempSensor.writeReadPointer(0x0F);
tlyp 0:d996cb30964c 181 TempSensor.readReadPointer(PointerValue);
tlyp 0:d996cb30964c 182 microUSB.printf("Current Read Pointer Value: %d\r\n",PointerValue);
tlyp 0:d996cb30964c 183
tlyp 0:d996cb30964c 184 microUSB.printf("\r\n\r\n");
tlyp 0:d996cb30964c 185
tlyp 3:27e027ab268b 186
tlyp 3:27e027ab268b 187 TempSensor.resetDevice(); //Reset Device Registers
tlyp 3:27e027ab268b 188
tlyp 0:d996cb30964c 189 uint16_t Counter;
tlyp 0:d996cb30964c 190
tlyp 0:d996cb30964c 191 //Data Counter
tlyp 0:d996cb30964c 192 TempSensor.readDataCounter(Counter);
tlyp 0:d996cb30964c 193 microUSB.printf("Initial Data Read: %d\r\n",Counter);
tlyp 0:d996cb30964c 194 microUSB.printf("Reading 16 temperatures\r\n");
tlyp 0:d996cb30964c 195 for(int i=0;i<16;i++){
tlyp 0:d996cb30964c 196 TempSensor.takeDataMeasurment();
tlyp 0:d996cb30964c 197 wait_ms(50);
tlyp 0:d996cb30964c 198 }
tlyp 3:27e027ab268b 199
tlyp 3:27e027ab268b 200 //Read Number of Data Points Collected
tlyp 0:d996cb30964c 201 TempSensor.readDataCounter(Counter);
tlyp 0:d996cb30964c 202 microUSB.printf("Curent Data Read: %d\r\n",Counter);
tlyp 3:27e027ab268b 203 microUSB.printf("\r\n\r\n");
tlyp 0:d996cb30964c 204
tlyp 0:d996cb30964c 205 //Data Overflow
tlyp 0:d996cb30964c 206 microUSB.printf("Reading 30 temperatures\r\n");
tlyp 3:27e027ab268b 207
tlyp 3:27e027ab268b 208 //Overflow data registers
tlyp 0:d996cb30964c 209 for (int i =0;i<30;i++){
tlyp 0:d996cb30964c 210 TempSensor.takeDataMeasurment();
tlyp 0:d996cb30964c 211 wait_ms(50);
tlyp 0:d996cb30964c 212 }
tlyp 3:27e027ab268b 213
tlyp 3:27e027ab268b 214 //Read Overflow Register
tlyp 0:d996cb30964c 215 TempSensor.readOverflow(Counter);
tlyp 0:d996cb30964c 216 microUSB.printf("Overflow Counter: %d\r\n",Counter);
tlyp 0:d996cb30964c 217
tlyp 0:d996cb30964c 218 microUSB.printf("\r\n\r\n");
tlyp 0:d996cb30964c 219 uint16_t config;
tlyp 3:27e027ab268b 220
tlyp 3:27e027ab268b 221 TempSensor.resetDevice(); //Reset Device Registers
tlyp 3:27e027ab268b 222
tlyp 3:27e027ab268b 223
tlyp 0:d996cb30964c 224 //Config1
tlyp 0:d996cb30964c 225 TempSensor.readFIFOConfig1(config);
tlyp 0:d996cb30964c 226 microUSB.printf("FIFO Config init Value: %d\r\n",config);
tlyp 0:d996cb30964c 227 microUSB.printf("Writing '3' to FIFO Config 1\r\n");
tlyp 0:d996cb30964c 228 TempSensor.writeFIFOConfig1(0x03);
tlyp 0:d996cb30964c 229 TempSensor.readFIFOConfig1(config);
tlyp 0:d996cb30964c 230 microUSB.printf("FIFO Config Value: %d\r\n",config);
tlyp 0:d996cb30964c 231
tlyp 0:d996cb30964c 232 microUSB.printf("\r\n\r\n");
tlyp 3:27e027ab268b 233 TempSensor.resetDevice(); //Reset Device Registers
tlyp 3:27e027ab268b 234
tlyp 3:27e027ab268b 235 //Read Alarm Register
tlyp 0:d996cb30964c 236 uint16_t HI;
tlyp 0:d996cb30964c 237 uint16_t LO;
tlyp 0:d996cb30964c 238 TempSensor.readAlarmHigh(HI);
tlyp 0:d996cb30964c 239 TempSensor.readAlarmLow(LO);
tlyp 0:d996cb30964c 240
tlyp 0:d996cb30964c 241 microUSB.printf("Inital Alarm High: %d\r\n",HI);
tlyp 0:d996cb30964c 242 microUSB.printf("Inital Alarm Low: %d\r\n",LO);
tlyp 0:d996cb30964c 243 microUSB.printf("Setting High to '4321'\r\n");
tlyp 0:d996cb30964c 244 microUSB.printf("Setting High to '1234'\r\n");
tlyp 3:27e027ab268b 245
tlyp 3:27e027ab268b 246 //Write Alarm Registers
tlyp 0:d996cb30964c 247 TempSensor.writeAlarmHigh(0x10E1);
tlyp 0:d996cb30964c 248 TempSensor.writeAlarmLow(0x04D2);
tlyp 3:27e027ab268b 249
tlyp 3:27e027ab268b 250 //Read Alarm Registers
tlyp 0:d996cb30964c 251 TempSensor.readAlarmHigh(HI);
tlyp 0:d996cb30964c 252 TempSensor.readAlarmLow(LO);
tlyp 0:d996cb30964c 253
tlyp 0:d996cb30964c 254 microUSB.printf("Alarm High: %d\r\n",HI);
tlyp 0:d996cb30964c 255 microUSB.printf("Alarm Low: %d\r\n",LO);
tlyp 0:d996cb30964c 256
tlyp 0:d996cb30964c 257 microUSB.printf("\r\n\r\n\r\n\r\n");
tlyp 3:27e027ab268b 258 TempSensor.resetDevice(); //Reset Device Registers
tlyp 0:d996cb30964c 259 wait(5);
tlyp 0:d996cb30964c 260 }
tlyp 0:d996cb30964c 261 }
tlyp 0:d996cb30964c 262