Maxim Integrated / MAX30001EVSYSKIT

Host software for the MAX30001 ECG, PACE, biopotential, bioimpedance, R-to-R peak sensor. Hosted on the MAX32630FTHR.

main.cpp@1:957e5bad16c2, 2018-06-27 (annotated)

Committer:
Emre.Eken
Date:
Wed Jun 27 14:17:34 2018 +0300
Revision:
1:957e5bad16c2
Parent:
0:2d22d5a0d7e7 
first rev

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Emre.Eken 1:957e5bad16c2 1 /*******************************************************************************
Emre.Eken 1:957e5bad16c2 2 * Copyright (C) 2016 Maxim Integrated Products, Inc., All Rights Reserved.
Emre.Eken 1:957e5bad16c2 3 *
Emre.Eken 1:957e5bad16c2 4 * Permission is hereby granted, free of charge, to any person obtaining a
Emre.Eken 1:957e5bad16c2 5 * copy of this software and associated documentation files (the "Software"),
Emre.Eken 1:957e5bad16c2 6 * to deal in the Software without restriction, including without limitation
Emre.Eken 1:957e5bad16c2 7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
Emre.Eken 1:957e5bad16c2 8 * and/or sell copies of the Software, and to permit persons to whom the
Emre.Eken 1:957e5bad16c2 9 * Software is furnished to do so, subject to the following conditions:
Emre.Eken 1:957e5bad16c2 10 *
Emre.Eken 1:957e5bad16c2 11 * The above copyright notice and this permission notice shall be included
Emre.Eken 1:957e5bad16c2 12 * in all copies or substantial portions of the Software.
Emre.Eken 1:957e5bad16c2 13 *
Emre.Eken 1:957e5bad16c2 14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
Emre.Eken 1:957e5bad16c2 15 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
Emre.Eken 1:957e5bad16c2 16 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
Emre.Eken 1:957e5bad16c2 17 * IN NO EVENT SHALL MAXIM INTEGRATED BE LIABLE FOR ANY CLAIM, DAMAGES
Emre.Eken 1:957e5bad16c2 18 * OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
Emre.Eken 1:957e5bad16c2 19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
Emre.Eken 1:957e5bad16c2 20 * OTHER DEALINGS IN THE SOFTWARE.
Emre.Eken 1:957e5bad16c2 21 *
Emre.Eken 1:957e5bad16c2 22 * Except as contained in this notice, the name of Maxim Integrated
Emre.Eken 1:957e5bad16c2 23 * Products, Inc. shall not be used except as stated in the Maxim Integrated
Emre.Eken 1:957e5bad16c2 24 * Products, Inc. Branding Policy.
Emre.Eken 1:957e5bad16c2 25 *
Emre.Eken 1:957e5bad16c2 26 * The mere transfer of this software does not imply any licenses
Emre.Eken 1:957e5bad16c2 27 * of trade secrets, proprietary technology, copyrights, patents,
Emre.Eken 1:957e5bad16c2 28 * trademarks, maskwork rights, or any other form of intellectual
Emre.Eken 1:957e5bad16c2 29 * property whatsoever. Maxim Integrated Products, Inc. retains all
Emre.Eken 1:957e5bad16c2 30 * ownership rights.
Emre.Eken 1:957e5bad16c2 31 *******************************************************************************
Emre.Eken 1:957e5bad16c2 32 */
Emre.Eken 1:957e5bad16c2 33 #include "mbed.h"
Emre.Eken 1:957e5bad16c2 34 #include "max32630fthr.h"
Emre.Eken 1:957e5bad16c2 35 #include "SDBlockDevice.h"
Emre.Eken 1:957e5bad16c2 36 #include "USBSerial.h"
Emre.Eken 1:957e5bad16c2 37 #include "QuadSpiInterface.h"
Emre.Eken 1:957e5bad16c2 38 #include "S25FS512.h"
Emre.Eken 1:957e5bad16c2 39 #include "MAX30001.h"
Emre.Eken 1:957e5bad16c2 40 #include "HspLed.h"
Emre.Eken 1:957e5bad16c2 41 #include "PushButton.h"
Emre.Eken 1:957e5bad16c2 42 #include "version.h"
Emre.Eken 1:957e5bad16c2 43 #include "Peripherals.h"
Emre.Eken 1:957e5bad16c2 44 #include "Streaming.h"
Emre.Eken 1:957e5bad16c2 45 #include "RpcServer.h"
Emre.Eken 1:957e5bad16c2 46 #include "DataLoggingService.h"
Emre.Eken 1:957e5bad16c2 47 #include "StringInOut.h"
Emre.Eken 1:957e5bad16c2 48
Emre.Eken 1:957e5bad16c2 49 //Init PMIC(Power Management IC) on MAX32630FTHR board and set logic thresholds to 3.3V
Emre.Eken 1:957e5bad16c2 50 MAX32630FTHR pegasus(MAX32630FTHR::VIO_3V3);
Emre.Eken 1:957e5bad16c2 51
Emre.Eken 1:957e5bad16c2 52 SDBlockDevice sd(P0_5, P0_6, P0_4, P0_7); //mosi, miso, sclk, cs
Emre.Eken 1:957e5bad16c2 53
Emre.Eken 1:957e5bad16c2 54 ///
Emre.Eken 1:957e5bad16c2 55 /// wire Interfaces
Emre.Eken 1:957e5bad16c2 56 ///
Emre.Eken 1:957e5bad16c2 57 /// Define with Maxim VID and a Maxim assigned PID, set to version 0x0001 and non-blocking
Emre.Eken 1:957e5bad16c2 58 USBSerial usbSerial(0x0b6a, 0x7531, 0x0001, false);
Emre.Eken 1:957e5bad16c2 59
Emre.Eken 1:957e5bad16c2 60 //SD card insertion detection pin
Emre.Eken 1:957e5bad16c2 61 DigitalIn SDDetect(P2_2, PullUp);
Emre.Eken 1:957e5bad16c2 62
Emre.Eken 1:957e5bad16c2 63 /// DigitalOut for CS
Emre.Eken 1:957e5bad16c2 64 DigitalOut cs(P5_6);
Emre.Eken 1:957e5bad16c2 65
Emre.Eken 1:957e5bad16c2 66 /// SPI Master 2 with SPI0_SS for use with MAX30001
Emre.Eken 1:957e5bad16c2 67 SPI spi(SPI2_MOSI, SPI2_MISO, SPI2_SCK); // used by MAX30001
Emre.Eken 1:957e5bad16c2 68
Emre.Eken 1:957e5bad16c2 69 QuadSpiInterface quadSpiInterface(SPI1_MOSI, SPI1_MISO, SPI1_SCK,SPI1_SS); // used by S25FS512
Emre.Eken 1:957e5bad16c2 70
Emre.Eken 1:957e5bad16c2 71 ///Debug port
Emre.Eken 1:957e5bad16c2 72 Serial Debug(USBTX, USBRX);
Emre.Eken 1:957e5bad16c2 73
Emre.Eken 1:957e5bad16c2 74 ///
Emre.Eken 1:957e5bad16c2 75 /// Devices
Emre.Eken 1:957e5bad16c2 76 ///
Emre.Eken 1:957e5bad16c2 77
Emre.Eken 1:957e5bad16c2 78 /// External Flash
Emre.Eken 1:957e5bad16c2 79 S25FS512 s25fs512(&quadSpiInterface);
Emre.Eken 1:957e5bad16c2 80
Emre.Eken 1:957e5bad16c2 81 /// ECG device
Emre.Eken 1:957e5bad16c2 82 MAX30001 max30001(&spi, &cs);
Emre.Eken 1:957e5bad16c2 83
Emre.Eken 1:957e5bad16c2 84 InterruptIn max30001_InterruptB(P5_5);
Emre.Eken 1:957e5bad16c2 85 InterruptIn max30001_Interrupt2B(P5_4);
Emre.Eken 1:957e5bad16c2 86
Emre.Eken 1:957e5bad16c2 87 /// HSP platform LED
Emre.Eken 1:957e5bad16c2 88 HspLed hspLed(LED_RED);
Emre.Eken 1:957e5bad16c2 89
Emre.Eken 1:957e5bad16c2 90 /// Packet TimeStamp Timer, set for 1uS
Emre.Eken 1:957e5bad16c2 91 Timer timestampTimer;
Emre.Eken 1:957e5bad16c2 92
Emre.Eken 1:957e5bad16c2 93 /// HSP Platform push button
Emre.Eken 1:957e5bad16c2 94 PushButton pushButton(SW1);
Emre.Eken 1:957e5bad16c2 95
Emre.Eken 1:957e5bad16c2 96 int main()
Emre.Eken 1:957e5bad16c2 97 {
Emre.Eken 1:957e5bad16c2 98 //boost baudrate so we can get messages while running the gui
Emre.Eken 1:957e5bad16c2 99 Debug.baud(115200);
Emre.Eken 1:957e5bad16c2 100
Emre.Eken 1:957e5bad16c2 101 // local input state of the RPC
Emre.Eken 1:957e5bad16c2 102 int inputState;
Emre.Eken 1:957e5bad16c2 103 // RPC request buffer
Emre.Eken 1:957e5bad16c2 104 char request[128];
Emre.Eken 1:957e5bad16c2 105 // RPC reply buffer
Emre.Eken 1:957e5bad16c2 106 char reply[128];
Emre.Eken 1:957e5bad16c2 107
Emre.Eken 1:957e5bad16c2 108 // display start banner
Emre.Eken 1:957e5bad16c2 109 Debug.printf("Maxim Integrated mbed hSensor %d.%d.%d %02d/%02d/%02d\n",
Emre.Eken 1:957e5bad16c2 110 VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH,
Emre.Eken 1:957e5bad16c2 111 VERSION_MONTH, VERSION_DAY, VERSION_SHORT_YEAR);
Emre.Eken 1:957e5bad16c2 112 fflush(stdout);
Emre.Eken 1:957e5bad16c2 113
Emre.Eken 1:957e5bad16c2 114 // turn on the red led
Emre.Eken 1:957e5bad16c2 115 Debug.printf("Init HSPLED...\n");
Emre.Eken 1:957e5bad16c2 116 fflush(stdout);
Emre.Eken 1:957e5bad16c2 117 hspLed.on();
Emre.Eken 1:957e5bad16c2 118
Emre.Eken 1:957e5bad16c2 119 // set NVIC priorities for GPIO to prevent priority inversion
Emre.Eken 1:957e5bad16c2 120 Debug.printf("Init NVIC Priorities...\n");
Emre.Eken 1:957e5bad16c2 121 fflush(stdout);
Emre.Eken 1:957e5bad16c2 122 NVIC_SetPriority(GPIO_P0_IRQn, 5);
Emre.Eken 1:957e5bad16c2 123 NVIC_SetPriority(GPIO_P1_IRQn, 5);
Emre.Eken 1:957e5bad16c2 124 NVIC_SetPriority(GPIO_P2_IRQn, 5);
Emre.Eken 1:957e5bad16c2 125 NVIC_SetPriority(GPIO_P3_IRQn, 5);
Emre.Eken 1:957e5bad16c2 126 NVIC_SetPriority(GPIO_P4_IRQn, 5);
Emre.Eken 1:957e5bad16c2 127 NVIC_SetPriority(GPIO_P5_IRQn, 5);
Emre.Eken 1:957e5bad16c2 128 NVIC_SetPriority(GPIO_P6_IRQn, 5);
Emre.Eken 1:957e5bad16c2 129 // used by the MAX30001
Emre.Eken 1:957e5bad16c2 130 NVIC_SetPriority(SPIM2_IRQn, 0);
Emre.Eken 1:957e5bad16c2 131
Emre.Eken 1:957e5bad16c2 132 // Be able to statically reference these devices anywhere in the application
Emre.Eken 1:957e5bad16c2 133 Peripherals::setS25FS512(&s25fs512);
Emre.Eken 1:957e5bad16c2 134 Peripherals::setUSBSerial(&usbSerial);
Emre.Eken 1:957e5bad16c2 135 Peripherals::setTimestampTimer(&timestampTimer);
Emre.Eken 1:957e5bad16c2 136 Peripherals::setHspLed(&hspLed);
Emre.Eken 1:957e5bad16c2 137 Peripherals::setPushButton(&pushButton);
Emre.Eken 1:957e5bad16c2 138 Peripherals::setMAX30001(&max30001);
Emre.Eken 1:957e5bad16c2 139 Peripherals::setSdFS(&sd);
Emre.Eken 1:957e5bad16c2 140 Peripherals::setSDDetect(&SDDetect);
Emre.Eken 1:957e5bad16c2 141
Emre.Eken 1:957e5bad16c2 142 // init the S25FS256 external flash device
Emre.Eken 1:957e5bad16c2 143 Debug.printf("Init S25FS512...\n");
Emre.Eken 1:957e5bad16c2 144 fflush(stdout);
Emre.Eken 1:957e5bad16c2 145 s25fs512.init();
Emre.Eken 1:957e5bad16c2 146
Emre.Eken 1:957e5bad16c2 147 // start blinking led1
Emre.Eken 1:957e5bad16c2 148 Debug.printf("Init HSPLED Blink...\n");
Emre.Eken 1:957e5bad16c2 149 fflush(stdout);
Emre.Eken 1:957e5bad16c2 150 hspLed.blink(1000);
Emre.Eken 1:957e5bad16c2 151
Emre.Eken 1:957e5bad16c2 152 //
Emre.Eken 1:957e5bad16c2 153 // MAX30001
Emre.Eken 1:957e5bad16c2 154 //
Emre.Eken 1:957e5bad16c2 155 Debug.printf("Init MAX30001 callbacks, interrupts...\n");
Emre.Eken 1:957e5bad16c2 156 fflush(stdout);
Emre.Eken 1:957e5bad16c2 157 max30001_InterruptB.disable_irq();
Emre.Eken 1:957e5bad16c2 158 max30001_Interrupt2B.disable_irq();
Emre.Eken 1:957e5bad16c2 159 max30001_InterruptB.mode(PullUp);
Emre.Eken 1:957e5bad16c2 160 max30001_InterruptB.fall(&MAX30001Mid_IntB_Handler);
Emre.Eken 1:957e5bad16c2 161 max30001_Interrupt2B.mode(PullUp);
Emre.Eken 1:957e5bad16c2 162 max30001_Interrupt2B.fall(&MAX30001Mid_Int2B_Handler);
Emre.Eken 1:957e5bad16c2 163 max30001_InterruptB.enable_irq();
Emre.Eken 1:957e5bad16c2 164 max30001_Interrupt2B.enable_irq();
Emre.Eken 1:957e5bad16c2 165 MAX30001_AllowInterrupts(1);
Emre.Eken 1:957e5bad16c2 166 max30001.max30001_sw_rst(); // Do a software reset of the MAX30001
Emre.Eken 1:957e5bad16c2 167 max30001.max30001_INT_assignment(MAX30001::MAX30001_INT_B, MAX30001::MAX30001_NO_INT, MAX30001::MAX30001_NO_INT, // en_enint_loc, en_eovf_loc, en_fstint_loc,
Emre.Eken 1:957e5bad16c2 168 MAX30001::MAX30001_INT_2B, MAX30001::MAX30001_INT_2B, MAX30001::MAX30001_NO_INT, // en_dcloffint_loc, en_bint_loc, en_bovf_loc,
Emre.Eken 1:957e5bad16c2 169 MAX30001::MAX30001_INT_2B, MAX30001::MAX30001_INT_2B, MAX30001::MAX30001_NO_INT, // en_bover_loc, en_bundr_loc, en_bcgmon_loc,
Emre.Eken 1:957e5bad16c2 170 MAX30001::MAX30001_INT_B, MAX30001::MAX30001_NO_INT, MAX30001::MAX30001_NO_INT, // en_pint_loc, en_povf_loc, en_pedge_loc,
Emre.Eken 1:957e5bad16c2 171 MAX30001::MAX30001_INT_2B, MAX30001::MAX30001_INT_B, MAX30001::MAX30001_NO_INT, // en_lonint_loc, en_rrint_loc, en_samp_loc,
Emre.Eken 1:957e5bad16c2 172 MAX30001::MAX30001_INT_ODNR, MAX30001::MAX30001_INT_ODNR); // intb_Type, int2b_Type)
Emre.Eken 1:957e5bad16c2 173 max30001.onDataAvailable(&StreamPacketUint32);
Emre.Eken 1:957e5bad16c2 174
Emre.Eken 1:957e5bad16c2 175 // initialize the RPC server
Emre.Eken 1:957e5bad16c2 176 Debug.printf("Init RPC Server...\n");
Emre.Eken 1:957e5bad16c2 177 fflush(stdout);
Emre.Eken 1:957e5bad16c2 178 RPC_init();
Emre.Eken 1:957e5bad16c2 179
Emre.Eken 1:957e5bad16c2 180 // initialize the logging service
Emre.Eken 1:957e5bad16c2 181 Debug.printf("Init LoggingService...\n");
Emre.Eken 1:957e5bad16c2 182 fflush(stdout);
Emre.Eken 1:957e5bad16c2 183 LoggingService_Init();
Emre.Eken 1:957e5bad16c2 184
Emre.Eken 1:957e5bad16c2 185 // initialize the SD disk
Emre.Eken 1:957e5bad16c2 186 sd.init();
Emre.Eken 1:957e5bad16c2 187
Emre.Eken 1:957e5bad16c2 188 // start main loop
Emre.Eken 1:957e5bad16c2 189 Debug.printf("Start main loop...\n");
Emre.Eken 1:957e5bad16c2 190 fflush(stdout);
Emre.Eken 1:957e5bad16c2 191
Emre.Eken 1:957e5bad16c2 192 while(1)
Emre.Eken 1:957e5bad16c2 193 {
Emre.Eken 1:957e5bad16c2 194 // get a RPC string if one is available
Emre.Eken 1:957e5bad16c2 195 inputState = getLine(request, sizeof(request));
Emre.Eken 1:957e5bad16c2 196 // if a string has been captured, process string
Emre.Eken 1:957e5bad16c2 197 if (inputState == GETLINE_DONE)
Emre.Eken 1:957e5bad16c2 198 {
Emre.Eken 1:957e5bad16c2 199 //Send request to debug port
Emre.Eken 1:957e5bad16c2 200 Debug.printf(request);
Emre.Eken 1:957e5bad16c2 201 // process the RPC string
Emre.Eken 1:957e5bad16c2 202 RPC_call(request, reply);
Emre.Eken 1:957e5bad16c2 203 //Send reply to debug port
Emre.Eken 1:957e5bad16c2 204 Debug.printf(reply);
Emre.Eken 1:957e5bad16c2 205 // output the reply
Emre.Eken 1:957e5bad16c2 206 putStr(reply);
Emre.Eken 1:957e5bad16c2 207 }
Emre.Eken 1:957e5bad16c2 208
Emre.Eken 1:957e5bad16c2 209 // process any logging or streaming requests
Emre.Eken 1:957e5bad16c2 210 LoggingService_ServiceRoutine();
Emre.Eken 1:957e5bad16c2 211 }
Emre.Eken 1:957e5bad16c2 212 }