CAC_smartcushion / Mbed OS 2Temp_ADISense1000_Example

This is a simple program to read temp reading using 2 wire RTD sensor with the measureware kit.

Fork of ADISense1000_Example_FW by Analog Devices

main.cpp@1:ae66eccef75f, 2018-07-18 (annotated)

Committer:
RGurav
Date:
Wed Jul 18 11:40:48 2018 +0000
Revision:
1:ae66eccef75f
Parent:
0:76fed7dd9235 
connect 2 wire RTD to CJC_0 and read data using Tera

Who changed what in which revision?

UserRevisionLine numberNew contents of line
seanwilson10 0:76fed7dd9235 1 /*
seanwilson10 0:76fed7dd9235 2 ******************************************************************************
seanwilson10 0:76fed7dd9235 3 * file: main.cpp
seanwilson10 0:76fed7dd9235 4 *-----------------------------------------------------------------------------
seanwilson10 0:76fed7dd9235 5 *
seanwilson10 0:76fed7dd9235 6 Copyright 2017 (c) Analog Devices, Inc.
seanwilson10 0:76fed7dd9235 7
seanwilson10 0:76fed7dd9235 8 All rights reserved.
seanwilson10 0:76fed7dd9235 9
seanwilson10 0:76fed7dd9235 10 Redistribution and use in source and binary forms, with or without
seanwilson10 0:76fed7dd9235 11 modification, are permitted provided that the following conditions are met:
seanwilson10 0:76fed7dd9235 12 - Redistributions of source code must retain the above copyright
seanwilson10 0:76fed7dd9235 13 notice, this list of conditions and the following disclaimer.
seanwilson10 0:76fed7dd9235 14 - Redistributions in binary form must reproduce the above copyright
seanwilson10 0:76fed7dd9235 15 notice, this list of conditions and the following disclaimer in
seanwilson10 0:76fed7dd9235 16 the documentation and/or other materials provided with the
seanwilson10 0:76fed7dd9235 17 distribution.
seanwilson10 0:76fed7dd9235 18 - Neither the name of Analog Devices, Inc. nor the names of its
seanwilson10 0:76fed7dd9235 19 contributors may be used to endorse or promote products derived
seanwilson10 0:76fed7dd9235 20 from this software without specific prior written permission.
seanwilson10 0:76fed7dd9235 21 - The use of this software may or may not infringe the patent rights
seanwilson10 0:76fed7dd9235 22 of one or more patent holders. This license does not release you
seanwilson10 0:76fed7dd9235 23 from the requirement that you obtain separate licenses from these
seanwilson10 0:76fed7dd9235 24 patent holders to use this software.
seanwilson10 0:76fed7dd9235 25 - Use of the software either in source or binary form, must be run
seanwilson10 0:76fed7dd9235 26 on or directly connected to an Analog Devices Inc. component.
seanwilson10 0:76fed7dd9235 27
seanwilson10 0:76fed7dd9235 28 THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
seanwilson10 0:76fed7dd9235 29 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
seanwilson10 0:76fed7dd9235 30 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
seanwilson10 0:76fed7dd9235 31 IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
seanwilson10 0:76fed7dd9235 32 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
seanwilson10 0:76fed7dd9235 33 LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
seanwilson10 0:76fed7dd9235 34 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
seanwilson10 0:76fed7dd9235 35 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
seanwilson10 0:76fed7dd9235 36 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
seanwilson10 0:76fed7dd9235 37 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
seanwilson10 0:76fed7dd9235 38 *
seanwilson10 0:76fed7dd9235 39 *****************************************************************************/
seanwilson10 0:76fed7dd9235 40 #include "mbed.h"
seanwilson10 0:76fed7dd9235 41 #include "inc/adi_sense_api.h"
seanwilson10 0:76fed7dd9235 42 #include "inc/adi_sense_1000/adi_sense_1000_api.h"
seanwilson10 0:76fed7dd9235 43 #include "inc/adi_sense_log.h"
seanwilson10 0:76fed7dd9235 44 #include "common/utils.h"
seanwilson10 0:76fed7dd9235 45
seanwilson10 0:76fed7dd9235 46 extern ADI_SENSE_CONFIG config;
seanwilson10 0:76fed7dd9235 47
seanwilson10 0:76fed7dd9235 48 /* Change the following pointer to select any of the configurations above */
seanwilson10 0:76fed7dd9235 49 static ADI_SENSE_CONFIG *pSelectedConfig = &config;
seanwilson10 0:76fed7dd9235 50
seanwilson10 0:76fed7dd9235 51 static ADI_SENSE_CONNECTION connectionInfo = {
seanwilson10 0:76fed7dd9235 52 .type = ADI_SENSE_CONNECTION_TYPE_SPI,
seanwilson10 0:76fed7dd9235 53 .spi = {
seanwilson10 0:76fed7dd9235 54 .mosiPin = SPI_MOSI,
seanwilson10 0:76fed7dd9235 55 .misoPin = SPI_MISO,
seanwilson10 0:76fed7dd9235 56 .sckPin = SPI_SCK,
seanwilson10 0:76fed7dd9235 57 .csPin = D10,
seanwilson10 0:76fed7dd9235 58 .maxSpeedHz = 2000000,
seanwilson10 0:76fed7dd9235 59 },
seanwilson10 0:76fed7dd9235 60 .gpio = {
seanwilson10 0:76fed7dd9235 61 .resetPin = D6,
seanwilson10 0:76fed7dd9235 62 .errorPin = D3,
seanwilson10 0:76fed7dd9235 63 .alertPin = D4,
seanwilson10 0:76fed7dd9235 64 .datareadyPin = D5,
seanwilson10 0:76fed7dd9235 65 },
seanwilson10 0:76fed7dd9235 66 };
seanwilson10 0:76fed7dd9235 67
seanwilson10 0:76fed7dd9235 68 int main()
seanwilson10 0:76fed7dd9235 69 {
seanwilson10 0:76fed7dd9235 70 ADI_SENSE_RESULT res;
seanwilson10 0:76fed7dd9235 71 ADI_SENSE_DEVICE_HANDLE hDevice;
seanwilson10 0:76fed7dd9235 72 ADI_SENSE_MEASUREMENT_MODE eMeasurementMode = ADI_SENSE_MEASUREMENT_MODE_NORMAL;
seanwilson10 0:76fed7dd9235 73 bool_t bDeviceReady;
seanwilson10 0:76fed7dd9235 74
seanwilson10 0:76fed7dd9235 75 /*
seanwilson10 0:76fed7dd9235 76 * Open an ADI Sense device instance.
seanwilson10 0:76fed7dd9235 77 */
seanwilson10 0:76fed7dd9235 78 res = adi_sense_Open(0, &connectionInfo, &hDevice);
seanwilson10 0:76fed7dd9235 79 if (res != ADI_SENSE_SUCCESS)
seanwilson10 0:76fed7dd9235 80 {
seanwilson10 0:76fed7dd9235 81 ADI_SENSE_LOG_ERROR("Failed to open device instance");
seanwilson10 0:76fed7dd9235 82 return res;
seanwilson10 0:76fed7dd9235 83 }
seanwilson10 0:76fed7dd9235 84
seanwilson10 0:76fed7dd9235 85 /*
seanwilson10 0:76fed7dd9235 86 * Reset the given ADI Sense device....
seanwilson10 0:76fed7dd9235 87 */
seanwilson10 0:76fed7dd9235 88 ADI_SENSE_LOG_INFO("Resetting ADI Sense device, please wait...");
seanwilson10 0:76fed7dd9235 89 res = adi_sense_Reset(hDevice);
seanwilson10 0:76fed7dd9235 90 if (res != ADI_SENSE_SUCCESS)
seanwilson10 0:76fed7dd9235 91 {
seanwilson10 0:76fed7dd9235 92 ADI_SENSE_LOG_ERROR("Failed to reset device");
seanwilson10 0:76fed7dd9235 93 return res;
seanwilson10 0:76fed7dd9235 94 }
seanwilson10 0:76fed7dd9235 95 /*
seanwilson10 0:76fed7dd9235 96 * ...and wait until the device is ready.
seanwilson10 0:76fed7dd9235 97 */
seanwilson10 0:76fed7dd9235 98 do {
seanwilson10 0:76fed7dd9235 99 wait_ms(100);
seanwilson10 0:76fed7dd9235 100 res = adi_sense_GetDeviceReadyState(hDevice, &bDeviceReady);
seanwilson10 0:76fed7dd9235 101 if (res != ADI_SENSE_SUCCESS)
seanwilson10 0:76fed7dd9235 102 {
seanwilson10 0:76fed7dd9235 103 ADI_SENSE_LOG_ERROR("Failed to get device ready-state");
seanwilson10 0:76fed7dd9235 104 return res;
seanwilson10 0:76fed7dd9235 105 }
seanwilson10 0:76fed7dd9235 106 } while (! bDeviceReady);
seanwilson10 0:76fed7dd9235 107 ADI_SENSE_LOG_INFO("ADI Sense device ready");
seanwilson10 0:76fed7dd9235 108
seanwilson10 0:76fed7dd9235 109 /*
seanwilson10 0:76fed7dd9235 110 * Write configuration settings to the device registers.
seanwilson10 0:76fed7dd9235 111 * Settings are not applied until adi_sense_ApplyConfigUpdates() is called.
seanwilson10 0:76fed7dd9235 112 */
seanwilson10 0:76fed7dd9235 113 ADI_SENSE_LOG_INFO("Setting device configuration");
seanwilson10 0:76fed7dd9235 114 res = adi_sense_SetConfig(hDevice, pSelectedConfig);
seanwilson10 0:76fed7dd9235 115 if (res != ADI_SENSE_SUCCESS)
seanwilson10 0:76fed7dd9235 116 {
seanwilson10 0:76fed7dd9235 117 ADI_SENSE_LOG_ERROR("Failed to set device configuration");
seanwilson10 0:76fed7dd9235 118 return res;
seanwilson10 0:76fed7dd9235 119 }
seanwilson10 0:76fed7dd9235 120 res = adi_sense_ApplyConfigUpdates(hDevice);
seanwilson10 0:76fed7dd9235 121 if (res != ADI_SENSE_SUCCESS)
seanwilson10 0:76fed7dd9235 122 {
seanwilson10 0:76fed7dd9235 123 ADI_SENSE_LOG_ERROR("Failed to apply device configuration");
seanwilson10 0:76fed7dd9235 124 return res;
seanwilson10 0:76fed7dd9235 125 }
seanwilson10 0:76fed7dd9235 126
seanwilson10 0:76fed7dd9235 127 /*
seanwilson10 0:76fed7dd9235 128 * Kick off the measurement cycle here
seanwilson10 0:76fed7dd9235 129 */
seanwilson10 0:76fed7dd9235 130 ADI_SENSE_LOG_INFO("Configuration completed, starting measurement cycles");
seanwilson10 0:76fed7dd9235 131 utils_runMeasurement(hDevice, eMeasurementMode);
seanwilson10 0:76fed7dd9235 132
seanwilson10 0:76fed7dd9235 133 /*
seanwilson10 0:76fed7dd9235 134 * Clean up and exit
seanwilson10 0:76fed7dd9235 135 */
seanwilson10 0:76fed7dd9235 136 res = adi_sense_Close(hDevice);
seanwilson10 0:76fed7dd9235 137 if (res != ADI_SENSE_SUCCESS)
seanwilson10 0:76fed7dd9235 138 {
seanwilson10 0:76fed7dd9235 139 ADI_SENSE_LOG_ERROR("Failed to close device instance");
seanwilson10 0:76fed7dd9235 140 return res;
seanwilson10 0:76fed7dd9235 141 }
seanwilson10 0:76fed7dd9235 142
seanwilson10 0:76fed7dd9235 143 return 0;
seanwilson10 0:76fed7dd9235 144 }
seanwilson10 0:76fed7dd9235 145