Vybhav Kadaba / Mbed OS EV-PRO-MW1001_Development_code_cleaup

Removed unwanted enums and unused functions

common/utils.c@64:d89d9728ba95, 2020-04-09 (annotated)

Committer:
Vkadaba
Date:
Thu Apr 09 12:39:43 2020 +0000
Revision:
64:d89d9728ba95
Parent:
63:6d048b2f3f32 
code clean up part-2

Who changed what in which revision?

UserRevisionLine numberNew contents of line
Vkadaba 15:b5d57daeb7c0 1 /*
Vkadaba 15:b5d57daeb7c0 2 Copyright 2019 (c) Analog Devices, Inc.
Vkadaba 15:b5d57daeb7c0 3
Vkadaba 15:b5d57daeb7c0 4 All rights reserved.
Vkadaba 15:b5d57daeb7c0 5
Vkadaba 15:b5d57daeb7c0 6 Redistribution and use in source and binary forms, with or without
Vkadaba 15:b5d57daeb7c0 7 modification, are permitted provided that the following conditions are met:
Vkadaba 15:b5d57daeb7c0 8 - Redistributions of source code must retain the above copyright
Vkadaba 15:b5d57daeb7c0 9 notice, this list of conditions and the following disclaimer.
Vkadaba 15:b5d57daeb7c0 10 - Redistributions in binary form must reproduce the above copyright
Vkadaba 15:b5d57daeb7c0 11 notice, this list of conditions and the following disclaimer in
Vkadaba 15:b5d57daeb7c0 12 the documentation and/or other materials provided with the
Vkadaba 15:b5d57daeb7c0 13 distribution.
Vkadaba 15:b5d57daeb7c0 14 - Neither the name of Analog Devices, Inc. nor the names of its
Vkadaba 15:b5d57daeb7c0 15 contributors may be used to endorse or promote products derived
Vkadaba 15:b5d57daeb7c0 16 from this software without specific prior written permission.
Vkadaba 15:b5d57daeb7c0 17 - The use of this software may or may not infringe the patent rights
Vkadaba 15:b5d57daeb7c0 18 of one or more patent holders. This license does not release you
Vkadaba 15:b5d57daeb7c0 19 from the requirement that you obtain separate licenses from these
Vkadaba 15:b5d57daeb7c0 20 patent holders to use this software.
Vkadaba 15:b5d57daeb7c0 21 - Use of the software either in source or binary form, must be run
Vkadaba 15:b5d57daeb7c0 22 on or directly connected to an Analog Devices Inc. component.
Vkadaba 15:b5d57daeb7c0 23
Vkadaba 15:b5d57daeb7c0 24 THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
Vkadaba 15:b5d57daeb7c0 25 IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
Vkadaba 15:b5d57daeb7c0 26 MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
Vkadaba 15:b5d57daeb7c0 27 IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
Vkadaba 15:b5d57daeb7c0 28 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
Vkadaba 15:b5d57daeb7c0 29 LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF SUBSTITUTE GOODS OR
Vkadaba 15:b5d57daeb7c0 30 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Vkadaba 15:b5d57daeb7c0 31 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
Vkadaba 15:b5d57daeb7c0 32 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
Vkadaba 15:b5d57daeb7c0 33 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
Vkadaba 15:b5d57daeb7c0 34 */
Vkadaba 15:b5d57daeb7c0 35
Vkadaba 15:b5d57daeb7c0 36 /*!
Vkadaba 15:b5d57daeb7c0 37 ******************************************************************************
Vkadaba 15:b5d57daeb7c0 38 * @file: utils.c
Vkadaba 15:b5d57daeb7c0 39 * @brief: Interface Utilities for ADMW1001
Vkadaba 15:b5d57daeb7c0 40 *-----------------------------------------------------------------------------
Vkadaba 15:b5d57daeb7c0 41 */
ADIJake 0:85855ecd3257 42 #include <stdlib.h>
ADIJake 0:85855ecd3257 43
ADIJake 0:85855ecd3257 44 #include "utils.h"
Vkadaba 5:0728bde67bdb 45 #include "admw_log.h"
ADIJake 0:85855ecd3257 46
ADIJake 0:85855ecd3257 47 void utils_printStatus(
Vkadaba 5:0728bde67bdb 48 ADMW_STATUS *pStatus)
ADIJake 0:85855ecd3257 49 {
Vkadaba 5:0728bde67bdb 50 ADMW_LOG_INFO("Status Summary:");
ADIJake 0:85855ecd3257 51
Vkadaba 23:bb685f35b08b 52 if (pStatus->deviceStatus == 0) {
Vkadaba 5:0728bde67bdb 53 ADMW_LOG_INFO("\tNo errors detected");
Vkadaba 23:bb685f35b08b 54 } else {
Vkadaba 5:0728bde67bdb 55 if (pStatus->deviceStatus & ADMW_DEVICE_STATUS_BUSY)
Vkadaba 5:0728bde67bdb 56 ADMW_LOG_INFO("\tCommand running");
Vkadaba 5:0728bde67bdb 57 if (pStatus->deviceStatus & ADMW_DEVICE_STATUS_DATAREADY)
Vkadaba 5:0728bde67bdb 58 ADMW_LOG_INFO("\tData ready");
Vkadaba 5:0728bde67bdb 59 if (pStatus->deviceStatus & ADMW_DEVICE_STATUS_ERROR)
Vkadaba 5:0728bde67bdb 60 ADMW_LOG_INFO("\tActive Errors - RESET REQUIRED");
Vkadaba 5:0728bde67bdb 61 if (pStatus->deviceStatus & ADMW_DEVICE_STATUS_FIFO_ERROR)
Vkadaba 5:0728bde67bdb 62 ADMW_LOG_INFO("\tActive FIFO Errors - ATTENTION REQUIRED");
Vkadaba 5:0728bde67bdb 63 if (pStatus->deviceStatus & ADMW_DEVICE_STATUS_CONFIG_ERROR)
Vkadaba 5:0728bde67bdb 64 ADMW_LOG_INFO("\tActive Configuration Errors - ATTENTION REQUIRED");
Vkadaba 5:0728bde67bdb 65 if (pStatus->deviceStatus & ADMW_DEVICE_STATUS_LUT_ERROR)
Vkadaba 5:0728bde67bdb 66 ADMW_LOG_INFO("\tActive Look-Up Table Errors - ATTENTION REQUIRED");
Vkadaba 23:bb685f35b08b 67
ADIJake 0:85855ecd3257 68
Vkadaba 23:bb685f35b08b 69 if (pStatus->deviceStatus & ADMW_DEVICE_STATUS_ERROR) {
Vkadaba 5:0728bde67bdb 70 ADMW_LOG_INFO("\tActive Errors - ATTENTION REQUIRED");
Vkadaba 5:0728bde67bdb 71 ADMW_LOG_INFO("\t\tLast Error Code: %u (0x%X)",
Vkadaba 23:bb685f35b08b 72 pStatus->errorCode, pStatus->errorCode);
ADIJake 0:85855ecd3257 73
Vkadaba 63:6d048b2f3f32 74 }
Vkadaba 63:6d048b2f3f32 75 }
Vkadaba 23:bb685f35b08b 76
Vkadaba 63:6d048b2f3f32 77 if (pStatus->deviceStatus & ADMW_DEVICE_STATUS_ALERT) {
Vkadaba 63:6d048b2f3f32 78 ADMW_LOG_INFO("\tActive Alerts - ATTENTION REQUIRED:");
Vkadaba 63:6d048b2f3f32 79 ADMW_LOG_INFO("\t\tLast Alert Code: %u (0x%X)",
Vkadaba 63:6d048b2f3f32 80 pStatus->alertCode, pStatus->alertCode);
ADIJake 0:85855ecd3257 81
Vkadaba 63:6d048b2f3f32 82 for (unsigned i = 0; i < ADMW1001_MAX_CHANNELS; i++) {
Vkadaba 63:6d048b2f3f32 83 if (pStatus->channelAlerts[i] == 0)
Vkadaba 63:6d048b2f3f32 84 continue;
ADIJake 0:85855ecd3257 85
Vkadaba 63:6d048b2f3f32 86 ADMW_LOG_INFO("\t\tChannel #%u:", i);
Vkadaba 63:6d048b2f3f32 87 ADMW_LOG_INFO("\t\t\tLast Alert Code: %u (0x%X)",
Vkadaba 63:6d048b2f3f32 88 pStatus->channelAlertCodes[i],
Vkadaba 63:6d048b2f3f32 89 pStatus->channelAlertCodes[i]);
Vkadaba 63:6d048b2f3f32 90 if (pStatus->channelAlerts[i] & ADMW_ALERT_DETAIL_CH_ADC_NEAR_OVERRANGE)
Vkadaba 63:6d048b2f3f32 91 ADMW_LOG_INFO("\t\t\ADC near overrange detected");
Vkadaba 63:6d048b2f3f32 92 if (pStatus->channelAlerts[i] & ADMW_ALERT_DETAIL_CH_SENSOR_UNDERRANGE)
Vkadaba 63:6d048b2f3f32 93 ADMW_LOG_INFO("\t\t\tSensor underrange detected");
Vkadaba 63:6d048b2f3f32 94 if (pStatus->channelAlerts[i] & ADMW_ALERT_DETAIL_CH_SENSOR_OVERRANGE)
Vkadaba 63:6d048b2f3f32 95 ADMW_LOG_INFO("\t\t\tSensor overrange detected");
Vkadaba 63:6d048b2f3f32 96 if (pStatus->channelAlerts[i] & ADMW_ALERT_DETAIL_CH_CJ_SOFT_FAULT)
Vkadaba 63:6d048b2f3f32 97 ADMW_LOG_INFO("\t\t\tCJC soft fault alert detected");
Vkadaba 63:6d048b2f3f32 98 if (pStatus->channelAlerts[i] & ADMW_ALERT_DETAIL_CH_CJ_HARD_FAULT)
Vkadaba 63:6d048b2f3f32 99 ADMW_LOG_INFO("\t\t\tCJC hard fault alert detected");
Vkadaba 63:6d048b2f3f32 100 if (pStatus->channelAlerts[i] & ADMW_ALERT_DETAIL_CH_ADC_INPUT_OVERRANGE)
Vkadaba 63:6d048b2f3f32 101 ADMW_LOG_INFO("\t\t\tADC input overranage alert detected");
Vkadaba 63:6d048b2f3f32 102 if (pStatus->channelAlerts[i] & ADMW_ALERT_DETAIL_CH_SENSOR_HARDFAULT)
Vkadaba 63:6d048b2f3f32 103 ADMW_LOG_INFO("\t\t\tChannel sensor hardfault alert detected");
ADIJake 0:85855ecd3257 104 }
Vkadaba 63:6d048b2f3f32 105 }
ADIJake 0:85855ecd3257 106
Vkadaba 63:6d048b2f3f32 107 if ((pStatus->deviceStatus & ADMW_DEVICE_STATUS_ERROR) ||
Vkadaba 63:6d048b2f3f32 108 (pStatus->deviceStatus & ADMW_DEVICE_STATUS_ALERT)) {
Vkadaba 63:6d048b2f3f32 109 ADMW_LOG_INFO("\t\tLast Debug Code: %u-%u",
Vkadaba 63:6d048b2f3f32 110 (pStatus->debugCode >> 16) & 0xFFFF,
Vkadaba 63:6d048b2f3f32 111 (pStatus->debugCode >> 0) & 0xFFFF);
ADIJake 0:85855ecd3257 112 }
ADIJake 0:85855ecd3257 113 }
ADIJake 0:85855ecd3257 114
ADIJake 0:85855ecd3257 115 void utils_printSamples(
Vkadaba 5:0728bde67bdb 116 ADMW_DATA_SAMPLE *pSampleBuffer,
ADIJake 0:85855ecd3257 117 uint32_t nNumSamples,
Vkadaba 5:0728bde67bdb 118 ADMW_MEASUREMENT_MODE eMeasurementMode)
ADIJake 0:85855ecd3257 119 {
Vkadaba 23:bb685f35b08b 120 for (uint32_t i = 0; i < nNumSamples; i++) {
Vkadaba 56:38b36e947602 121 ADMW_LOG_INFO("Sample # %2d Channel # %2d :: Raw %f :: Processed %f :: flags: ERROR:%X , ALERT:%X",
Vkadaba 23:bb685f35b08b 122 i+1,
Vkadaba 23:bb685f35b08b 123 pSampleBuffer[i].channelId,
Vkadaba 56:38b36e947602 124 pSampleBuffer[i].rawValue,
Vkadaba 23:bb685f35b08b 125 pSampleBuffer[i].processedValue,
Vkadaba 56:38b36e947602 126 pSampleBuffer[i].status & ADMW_DEVICE_STATUS_ERROR,
Vkadaba 56:38b36e947602 127 pSampleBuffer[i].status & ADMW_DEVICE_STATUS_ALERT );
Vkadaba 10:14954555be2a 128 }
ADIJake 0:85855ecd3257 129 }
ADIJake 0:85855ecd3257 130
Vkadaba 5:0728bde67bdb 131 static void gpioCallbackFn(ADMW_GPIO_PIN ePinId, void * pArg)
ADIJake 0:85855ecd3257 132 {
ADIJake 0:85855ecd3257 133 volatile bool *pbFlag = (volatile bool *)pArg;
ADIJake 0:85855ecd3257 134 *pbFlag = true;
ADIJake 0:85855ecd3257 135 }
ADIJake 0:85855ecd3257 136
Vkadaba 5:0728bde67bdb 137 ADMW_RESULT utils_registerCallbacks(
Vkadaba 5:0728bde67bdb 138 ADMW_DEVICE_HANDLE hDevice,
ADIJake 0:85855ecd3257 139 volatile bool *pbDataReady,
ADIJake 0:85855ecd3257 140 volatile bool *pbError,
ADIJake 0:85855ecd3257 141 volatile bool *pbAlert)
ADIJake 0:85855ecd3257 142 {
Vkadaba 5:0728bde67bdb 143 ADMW_RESULT res;
ADIJake 0:85855ecd3257 144 bool state;
ADIJake 0:85855ecd3257 145
Vkadaba 5:0728bde67bdb 146 res = admw_RegisterGpioCallback(hDevice, ADMW_GPIO_PIN_DATAREADY,
Vkadaba 23:bb685f35b08b 147 gpioCallbackFn, (void *)pbDataReady);
Vkadaba 23:bb685f35b08b 148 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 149 ADMW_LOG_ERROR("Failed to register DATAREADY callback");
ADIJake 0:85855ecd3257 150 return res;
ADIJake 0:85855ecd3257 151 }
ADIJake 0:85855ecd3257 152
Vkadaba 5:0728bde67bdb 153 res = admw_GetGpioState(hDevice, ADMW_GPIO_PIN_ALERT_ERROR, &state);
Vkadaba 23:bb685f35b08b 154 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 155 ADMW_LOG_ERROR("Failed to get current ERROR state");
ADIJake 0:85855ecd3257 156 return res;
ADIJake 0:85855ecd3257 157 }
Vkadaba 23:bb685f35b08b 158 if (state) {
Vkadaba 5:0728bde67bdb 159 ADMW_LOG_ERROR("ERROR signal already asserted");
Vkadaba 5:0728bde67bdb 160 return ADMW_FAILURE;
ADIJake 0:85855ecd3257 161 }
Vkadaba 5:0728bde67bdb 162 res = admw_RegisterGpioCallback(hDevice, ADMW_GPIO_PIN_ALERT_ERROR,
Vkadaba 23:bb685f35b08b 163 gpioCallbackFn, (void *)pbError);
Vkadaba 23:bb685f35b08b 164 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 165 ADMW_LOG_ERROR("Failed to register ERROR callback");
ADIJake 0:85855ecd3257 166 return res;
ADIJake 0:85855ecd3257 167 }
ADIJake 0:85855ecd3257 168
Vkadaba 5:0728bde67bdb 169 /*res = admw_GetGpioState(hDevice, ADMW_GPIO_PIN_ALERT, &state);
Vkadaba 5:0728bde67bdb 170 if (res != ADMW_SUCCESS)
ADIJake 0:85855ecd3257 171 {
Vkadaba 5:0728bde67bdb 172 ADMW_LOG_ERROR("Failed to get current ALERT state");
ADIJake 0:85855ecd3257 173 return res;
ADIJake 0:85855ecd3257 174 }
ADIJake 0:85855ecd3257 175 if (state)
ADIJake 0:85855ecd3257 176 {
Vkadaba 5:0728bde67bdb 177 ADMW_LOG_ERROR("ALERT signal already asserted");
Vkadaba 5:0728bde67bdb 178 return ADMW_FAILURE;
ADIJake 1:63dd03580de4 179 }*/
Vkadaba 5:0728bde67bdb 180 res = admw_RegisterGpioCallback(hDevice, ADMW_GPIO_PIN_ALERT_ERROR,
Vkadaba 23:bb685f35b08b 181 gpioCallbackFn, (void *)pbAlert);
Vkadaba 23:bb685f35b08b 182 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 183 ADMW_LOG_ERROR("Failed to register ALERT callback");
ADIJake 0:85855ecd3257 184 return res;
ADIJake 0:85855ecd3257 185 }
ADIJake 0:85855ecd3257 186
Vkadaba 5:0728bde67bdb 187 return ADMW_SUCCESS;
ADIJake 0:85855ecd3257 188 }
ADIJake 0:85855ecd3257 189
Vkadaba 5:0728bde67bdb 190 ADMW_RESULT utils_deregisterCallbacks(
Vkadaba 5:0728bde67bdb 191 ADMW_DEVICE_HANDLE hDevice)
ADIJake 0:85855ecd3257 192 {
Vkadaba 5:0728bde67bdb 193 ADMW_RESULT res;
ADIJake 0:85855ecd3257 194
Vkadaba 5:0728bde67bdb 195 res = admw_RegisterGpioCallback(hDevice, ADMW_GPIO_PIN_DATAREADY,
Vkadaba 23:bb685f35b08b 196 NULL, NULL);
Vkadaba 23:bb685f35b08b 197 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 198 ADMW_LOG_ERROR("Failed to deregister DATAREADY callback");
ADIJake 0:85855ecd3257 199 return res;
ADIJake 0:85855ecd3257 200 }
ADIJake 0:85855ecd3257 201
Vkadaba 5:0728bde67bdb 202 res = admw_RegisterGpioCallback(hDevice, ADMW_GPIO_PIN_ALERT_ERROR,
Vkadaba 23:bb685f35b08b 203 NULL, NULL);
Vkadaba 23:bb685f35b08b 204 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 205 ADMW_LOG_ERROR("Failed to deregister ERROR callback");
ADIJake 0:85855ecd3257 206 return res;
ADIJake 0:85855ecd3257 207 }
ADIJake 0:85855ecd3257 208
Vkadaba 5:0728bde67bdb 209 res = admw_RegisterGpioCallback(hDevice, ADMW_GPIO_PIN_ALERT_ERROR,
Vkadaba 23:bb685f35b08b 210 NULL, NULL);
Vkadaba 23:bb685f35b08b 211 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 212 ADMW_LOG_INFO("Failed to deregister ALERT callback");
ADIJake 0:85855ecd3257 213 return res;
ADIJake 0:85855ecd3257 214 }
ADIJake 0:85855ecd3257 215
Vkadaba 5:0728bde67bdb 216 return ADMW_SUCCESS;
ADIJake 0:85855ecd3257 217 }
ADIJake 0:85855ecd3257 218
Vkadaba 5:0728bde67bdb 219 ADMW_RESULT utils_runMeasurement(
Vkadaba 5:0728bde67bdb 220 ADMW_DEVICE_HANDLE hDevice,
Vkadaba 5:0728bde67bdb 221 ADMW_MEASUREMENT_MODE eMeasurementMode)
ADIJake 0:85855ecd3257 222 {
Vkadaba 5:0728bde67bdb 223 ADMW_RESULT res;
ADIJake 0:85855ecd3257 224 volatile bool bDataReady = false;
ADIJake 0:85855ecd3257 225 volatile bool bError = false;
ADIJake 0:85855ecd3257 226 volatile bool bAlert = false;
ADIJake 0:85855ecd3257 227 res = utils_registerCallbacks(hDevice, &bDataReady, &bError, &bAlert);
Vkadaba 5:0728bde67bdb 228 if (res != ADMW_SUCCESS)
ADIJake 0:85855ecd3257 229 return res;
ADIJake 0:85855ecd3257 230
ADIJake 0:85855ecd3257 231 /*
ADIJake 0:85855ecd3257 232 * Retrieve the number of samples per cycle, per DATAREADY pulse, etc. for
ADIJake 0:85855ecd3257 233 * this configuration.
ADIJake 0:85855ecd3257 234 */
Vkadaba 5:0728bde67bdb 235 ADMW1001_OPERATING_MODE eOperatingMode;
Vkadaba 5:0728bde67bdb 236 ADMW1001_DATAREADY_MODE eDataReadyMode;
ADIJake 0:85855ecd3257 237 uint32_t nSamplesPerDataready;
ADIJake 0:85855ecd3257 238 uint32_t nSamplesPerCycle;
ADIJake 0:85855ecd3257 239 uint8_t nBytesPerSample;
Vkadaba 5:0728bde67bdb 240 res = admw1001_GetDataReadyModeInfo(hDevice,
Vkadaba 23:bb685f35b08b 241 eMeasurementMode,
Vkadaba 23:bb685f35b08b 242 &eOperatingMode,
Vkadaba 23:bb685f35b08b 243 &eDataReadyMode,
Vkadaba 23:bb685f35b08b 244 &nSamplesPerDataready,
Vkadaba 23:bb685f35b08b 245 &nSamplesPerCycle,
Vkadaba 23:bb685f35b08b 246 &nBytesPerSample);
Vkadaba 5:0728bde67bdb 247 if (res != ADMW_SUCCESS)
ADIJake 0:85855ecd3257 248 return res;
ADIJake 0:85855ecd3257 249
ADIJake 0:85855ecd3257 250 /*
ADIJake 0:85855ecd3257 251 * Allocate a buffer to store the samples retrieved on each DATAREADY pulse
ADIJake 0:85855ecd3257 252 */
Vkadaba 5:0728bde67bdb 253 ADMW_DATA_SAMPLE *pSampleBuffer;
Vkadaba 5:0728bde67bdb 254 pSampleBuffer = malloc(sizeof(ADMW_DATA_SAMPLE) *
ADIJake 0:85855ecd3257 255 nSamplesPerDataready);
Vkadaba 23:bb685f35b08b 256 if (pSampleBuffer == NULL) {
Vkadaba 5:0728bde67bdb 257 ADMW_LOG_ERROR("Failed to allocate sample buffer");
Vkadaba 5:0728bde67bdb 258 return ADMW_NO_MEM;
ADIJake 0:85855ecd3257 259 }
ADIJake 0:85855ecd3257 260
ADIJake 0:85855ecd3257 261 /*
ADIJake 0:85855ecd3257 262 * Kick off the measurement cycle(s) here
ADIJake 0:85855ecd3257 263 */
Vkadaba 5:0728bde67bdb 264 ADMW_LOG_INFO("Starting measurement");
Vkadaba 5:0728bde67bdb 265 res = admw_StartMeasurement(hDevice, eMeasurementMode);
Vkadaba 23:bb685f35b08b 266 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 267 ADMW_LOG_ERROR("Failed to start measurement");
ADIJake 0:85855ecd3257 268 return res;
ADIJake 0:85855ecd3257 269 }
ADIJake 0:85855ecd3257 270
ADIJake 0:85855ecd3257 271 /*
ADIJake 0:85855ecd3257 272 * Loop continuously unless operating mode is single-cycle
ADIJake 0:85855ecd3257 273 */
ADIJake 0:85855ecd3257 274 uint32_t nSampleCount = 0;
ADIJake 0:85855ecd3257 275 uint32_t nReturned;
Vkadaba 23:bb685f35b08b 276 while (true) {
Vkadaba 5:0728bde67bdb 277 ADMW_STATUS status;
ADIJake 0:85855ecd3257 278
ADIJake 0:85855ecd3257 279 /*
ADIJake 0:85855ecd3257 280 * Wait until the next batch of 1 or more samples is ready, continuously
ADIJake 0:85855ecd3257 281 * checking DATAREADY until it is asserted
ADIJake 0:85855ecd3257 282 */
Vkadaba 39:e255f52072fc 283 while (! (bDataReady || bError));
ADIJake 0:85855ecd3257 284
Vkadaba 63:6d048b2f3f32 285 if (!bError) {
Vkadaba 63:6d048b2f3f32 286 /*
Vkadaba 63:6d048b2f3f32 287 * Get data samples from the measurement cycle, if no error has occurred
Vkadaba 63:6d048b2f3f32 288 */
Vkadaba 63:6d048b2f3f32 289 bDataReady = false;
Vkadaba 63:6d048b2f3f32 290 res = admw_GetData(hDevice, eMeasurementMode, pSampleBuffer,
Vkadaba 63:6d048b2f3f32 291 nBytesPerSample, nSamplesPerDataready,
Vkadaba 63:6d048b2f3f32 292 &nReturned);
Vkadaba 63:6d048b2f3f32 293 if (res != ADMW_SUCCESS) {
Vkadaba 63:6d048b2f3f32 294 if (res == ADMW_INCOMPLETE) {
Vkadaba 63:6d048b2f3f32 295 /*
Vkadaba 63:6d048b2f3f32 296 * This is expected in cases where cycleSkipCount may
Vkadaba 63:6d048b2f3f32 297 * be non-zero for some channels, resulting in
Vkadaba 63:6d048b2f3f32 298 * variable-length sequences
Vkadaba 63:6d048b2f3f32 299 */
Vkadaba 63:6d048b2f3f32 300
Vkadaba 63:6d048b2f3f32 301 ADMW_LOG_DEBUG("Retrieved %u of %u requested data samples",
Vkadaba 63:6d048b2f3f32 302 nReturned, nSamplesPerDataready);
Vkadaba 63:6d048b2f3f32 303 continue;
Vkadaba 63:6d048b2f3f32 304 } else {
Vkadaba 63:6d048b2f3f32 305 ADMW_LOG_WARN("Failed to get data samples from device");
Vkadaba 63:6d048b2f3f32 306 return res;
ADIJake 0:85855ecd3257 307 }
Vkadaba 63:6d048b2f3f32 308 }
Vkadaba 39:e255f52072fc 309
Vkadaba 63:6d048b2f3f32 310 /*
Vkadaba 63:6d048b2f3f32 311 * Display the data samples.
Vkadaba 63:6d048b2f3f32 312 *
Vkadaba 63:6d048b2f3f32 313 * NOTE: this requires a sufficient idle time between subsequent
Vkadaba 63:6d048b2f3f32 314 * DATAREADY pulses to allow printing to occur. Otherwise,
Vkadaba 63:6d048b2f3f32 315 * subsequent samples may be missed if not retrieved promptly when
Vkadaba 63:6d048b2f3f32 316 * the next DATAREADY assertion occurs.
Vkadaba 63:6d048b2f3f32 317 */
Vkadaba 63:6d048b2f3f32 318 utils_printSamples(pSampleBuffer, nReturned, eMeasurementMode);
Vkadaba 63:6d048b2f3f32 319 nSampleCount += nReturned;
Vkadaba 63:6d048b2f3f32 320 }
ADIJake 0:85855ecd3257 321
ADIJake 0:85855ecd3257 322 /*
ADIJake 0:85855ecd3257 323 * Check and print device status if errors/alerts have been triggered
ADIJake 0:85855ecd3257 324 */
Vkadaba 23:bb685f35b08b 325 if (bError || bAlert) {
Vkadaba 5:0728bde67bdb 326 res = admw_GetStatus(hDevice, &status);
Vkadaba 23:bb685f35b08b 327 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 328 ADMW_LOG_ERROR("Failed to retrieve device status");
ADIJake 0:85855ecd3257 329 return res;
ADIJake 0:85855ecd3257 330 }
ADIJake 0:85855ecd3257 331
ADIJake 0:85855ecd3257 332 if (status.deviceStatus &
Vkadaba 23:bb685f35b08b 333 (ADMW_DEVICE_STATUS_ERROR | ADMW_DEVICE_STATUS_ALERT)) {
ADIJake 0:85855ecd3257 334 utils_printStatus(&status);
ADIJake 0:85855ecd3257 335
ADIJake 0:85855ecd3257 336 /* Break out of the loop if any errors are raised */
ADIJake 0:85855ecd3257 337 if (bError)
ADIJake 0:85855ecd3257 338 break;
ADIJake 0:85855ecd3257 339 }
ADIJake 0:85855ecd3257 340 }
ADIJake 0:85855ecd3257 341
Vkadaba 23:bb685f35b08b 342 if (eOperatingMode == ADMW1001_OPERATING_MODE_SINGLECYCLE) {
ADIJake 0:85855ecd3257 343 /*
ADIJake 0:85855ecd3257 344 * In this mode, break out of the loop when the measurement command
ADIJake 0:85855ecd3257 345 * has completed.
ADIJake 0:85855ecd3257 346 *
ADIJake 0:85855ecd3257 347 * One option is to check for the expected number of samples to be
ADIJake 0:85855ecd3257 348 * returned for the cycle. However, cycles may have variable-length
ADIJake 0:85855ecd3257 349 * sequences if the cycleSkipCount option is non-zero for any of the
ADIJake 0:85855ecd3257 350 * channels.
ADIJake 0:85855ecd3257 351 *
ADIJake 0:85855ecd3257 352 * So, instead, we check for the command-running status, which
ADIJake 0:85855ecd3257 353 * will de-assert in this mode when the measurement command has
ADIJake 0:85855ecd3257 354 * completed a single cycle.
ADIJake 0:85855ecd3257 355 */
ADIJake 0:85855ecd3257 356 bool bCommandRunning;
Vkadaba 5:0728bde67bdb 357 res = admw_GetCommandRunningState(hDevice, &bCommandRunning);
Vkadaba 23:bb685f35b08b 358 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 359 ADMW_LOG_ERROR("Failed to get command-running status");
ADIJake 0:85855ecd3257 360 return res;
ADIJake 0:85855ecd3257 361 }
ADIJake 0:85855ecd3257 362
ADIJake 0:85855ecd3257 363 if (!bCommandRunning && !bDataReady)
ADIJake 0:85855ecd3257 364 break;
ADIJake 0:85855ecd3257 365 }
ADIJake 0:85855ecd3257 366 }
ADIJake 0:85855ecd3257 367
Vkadaba 5:0728bde67bdb 368 ADMW_LOG_INFO("Stopping measurement");
Vkadaba 5:0728bde67bdb 369 res = admw_StopMeasurement(hDevice);
Vkadaba 23:bb685f35b08b 370 if (res != ADMW_SUCCESS) {
Vkadaba 5:0728bde67bdb 371 ADMW_LOG_ERROR("Failed to send stop measurement");
ADIJake 0:85855ecd3257 372 return res;
ADIJake 0:85855ecd3257 373 }
ADIJake 0:85855ecd3257 374
ADIJake 0:85855ecd3257 375 free(pSampleBuffer);
ADIJake 0:85855ecd3257 376
ADIJake 0:85855ecd3257 377 res = utils_deregisterCallbacks(hDevice);
Vkadaba 5:0728bde67bdb 378 if (res != ADMW_SUCCESS)
ADIJake 0:85855ecd3257 379 return res;
ADIJake 0:85855ecd3257 380
Vkadaba 5:0728bde67bdb 381 return ADMW_SUCCESS;
ADIJake 0:85855ecd3257 382 }
ADIJake 0:85855ecd3257 383