Evan Pierce / Mbed 2 deprecated HelloWorld_IKS01A2_temp

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Dependencies:   mbed X_NUCLEO_IKS01A2

main.cpp@18:04cf351e841f, 2020-12-22 (annotated)

Committer:
evanjp05
Date:
Tue Dec 22 23:56:27 2020 +0000
Revision:
18:04cf351e841f
Parent:
13:fc873da5b445 
works;

Who changed what in which revision?

UserRevisionLine numberNew contents of line
cparata 0:69566eea0fba 1 /**
cparata 0:69566eea0fba 2 ******************************************************************************
cparata 0:69566eea0fba 3 * @file main.cpp
cparata 8:8f495e604424 4 * @author CLab
cparata 8:8f495e604424 5 * @version V1.0.0
cparata 8:8f495e604424 6 * @date 2-December-2016
cparata 0:69566eea0fba 7 * @brief Simple Example application for using the X_NUCLEO_IKS01A1
cparata 0:69566eea0fba 8 * MEMS Inertial & Environmental Sensor Nucleo expansion board.
cparata 0:69566eea0fba 9 ******************************************************************************
cparata 0:69566eea0fba 10 * @attention
cparata 0:69566eea0fba 11 *
cparata 0:69566eea0fba 12 * <h2><center>&copy; COPYRIGHT(c) 2016 STMicroelectronics</center></h2>
cparata 0:69566eea0fba 13 *
cparata 0:69566eea0fba 14 * Redistribution and use in source and binary forms, with or without modification,
cparata 0:69566eea0fba 15 * are permitted provided that the following conditions are met:
cparata 0:69566eea0fba 16 * 1. Redistributions of source code must retain the above copyright notice,
cparata 0:69566eea0fba 17 * this list of conditions and the following disclaimer.
cparata 0:69566eea0fba 18 * 2. Redistributions in binary form must reproduce the above copyright notice,
cparata 0:69566eea0fba 19 * this list of conditions and the following disclaimer in the documentation
cparata 0:69566eea0fba 20 * and/or other materials provided with the distribution.
cparata 0:69566eea0fba 21 * 3. Neither the name of STMicroelectronics nor the names of its contributors
cparata 0:69566eea0fba 22 * may be used to endorse or promote products derived from this software
cparata 0:69566eea0fba 23 * without specific prior written permission.
cparata 0:69566eea0fba 24 *
cparata 0:69566eea0fba 25 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
cparata 0:69566eea0fba 26 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
cparata 0:69566eea0fba 27 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
cparata 0:69566eea0fba 28 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
cparata 0:69566eea0fba 29 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
cparata 0:69566eea0fba 30 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
cparata 0:69566eea0fba 31 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
cparata 0:69566eea0fba 32 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
cparata 0:69566eea0fba 33 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
cparata 0:69566eea0fba 34 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
cparata 0:69566eea0fba 35 *
cparata 0:69566eea0fba 36 ******************************************************************************
cparata 0:69566eea0fba 37 */
cparata 0:69566eea0fba 38
cparata 0:69566eea0fba 39 /* Includes */
cparata 0:69566eea0fba 40 #include "mbed.h"
davide.aliprandi@st.com 13:fc873da5b445 41 #include "XNucleoIKS01A2.h"
evanjp05 18:04cf351e841f 42 #include <stdio.h>
evanjp05 18:04cf351e841f 43 #include <time.h>
cparata 0:69566eea0fba 44
cparata 0:69566eea0fba 45 /* Instantiate the expansion board */
davide.aliprandi@st.com 13:fc873da5b445 46 static XNucleoIKS01A2 *mems_expansion_board = XNucleoIKS01A2::instance(D14, D15, D4, D5);
cparata 0:69566eea0fba 47
cparata 0:69566eea0fba 48 /* Retrieve the composing elements of the expansion board */
evanjp05 18:04cf351e841f 49 //static LSM303AGRMagSensor *magnetometer = mems_expansion_board->magnetometer;
cparata 0:69566eea0fba 50 static HTS221Sensor *hum_temp = mems_expansion_board->ht_sensor;
cparata 0:69566eea0fba 51 static LPS22HBSensor *press_temp = mems_expansion_board->pt_sensor;
evanjp05 18:04cf351e841f 52
cparata 0:69566eea0fba 53
cparata 0:69566eea0fba 54 /* Helper function for printing floats & doubles */
davide.aliprandi@st.com 13:fc873da5b445 55 static char *print_double(char* str, double v, int decimalDigits=2)
cparata 0:69566eea0fba 56 {
cparata 0:69566eea0fba 57 int i = 1;
cparata 0:69566eea0fba 58 int intPart, fractPart;
cparata 0:69566eea0fba 59 int len;
cparata 0:69566eea0fba 60 char *ptr;
cparata 0:69566eea0fba 61
cparata 0:69566eea0fba 62 /* prepare decimal digits multiplicator */
cparata 0:69566eea0fba 63 for (;decimalDigits!=0; i*=10, decimalDigits--);
cparata 0:69566eea0fba 64
cparata 0:69566eea0fba 65 /* calculate integer & fractinal parts */
cparata 0:69566eea0fba 66 intPart = (int)v;
cparata 0:69566eea0fba 67 fractPart = (int)((v-(double)(int)v)*i);
cparata 0:69566eea0fba 68
cparata 0:69566eea0fba 69 /* fill in integer part */
cparata 0:69566eea0fba 70 sprintf(str, "%i.", intPart);
cparata 0:69566eea0fba 71
cparata 0:69566eea0fba 72 /* prepare fill in of fractional part */
cparata 0:69566eea0fba 73 len = strlen(str);
cparata 0:69566eea0fba 74 ptr = &str[len];
cparata 0:69566eea0fba 75
cparata 0:69566eea0fba 76 /* fill in leading fractional zeros */
cparata 0:69566eea0fba 77 for (i/=10;i>1; i/=10, ptr++) {
davide.aliprandi@st.com 13:fc873da5b445 78 if (fractPart >= i) {
davide.aliprandi@st.com 13:fc873da5b445 79 break;
davide.aliprandi@st.com 13:fc873da5b445 80 }
cparata 0:69566eea0fba 81 *ptr = '0';
cparata 0:69566eea0fba 82 }
cparata 0:69566eea0fba 83
cparata 0:69566eea0fba 84 /* fill in (rest of) fractional part */
cparata 0:69566eea0fba 85 sprintf(ptr, "%i", fractPart);
cparata 0:69566eea0fba 86
cparata 0:69566eea0fba 87 return str;
cparata 0:69566eea0fba 88 }
cparata 0:69566eea0fba 89
cparata 0:69566eea0fba 90 /* Simple main function */
cparata 0:69566eea0fba 91 int main() {
evanjp05 18:04cf351e841f 92 float F;
cparata 0:69566eea0fba 93 uint8_t id;
evanjp05 18:04cf351e841f 94 int offset = 5; //in order to calibrate the temp sensor
cparata 0:69566eea0fba 95 float value1, value2;
evanjp05 18:04cf351e841f 96 //char buffer1[32], buffer2[32];
evanjp05 18:04cf351e841f 97 //int32_t axes[3];
cparata 0:69566eea0fba 98
cparata 0:69566eea0fba 99 /* Enable all sensors */
davide.aliprandi@st.com 13:fc873da5b445 100 hum_temp->enable();
davide.aliprandi@st.com 13:fc873da5b445 101 press_temp->enable();
evanjp05 18:04cf351e841f 102
evanjp05 18:04cf351e841f 103
evanjp05 18:04cf351e841f 104
cparata 0:69566eea0fba 105
cparata 0:69566eea0fba 106 printf("\r\n--- Starting new run ---\r\n");
evanjp05 18:04cf351e841f 107
evanjp05 18:04cf351e841f 108 /* Time */
evanjp05 18:04cf351e841f 109 //Timer t;
evanjp05 18:04cf351e841f 110 set_time(1608670310);
evanjp05 18:04cf351e841f 111
evanjp05 18:04cf351e841f 112
davide.aliprandi@st.com 13:fc873da5b445 113 hum_temp->read_id(&id);
evanjp05 18:04cf351e841f 114
davide.aliprandi@st.com 13:fc873da5b445 115 press_temp->read_id(&id);
evanjp05 18:04cf351e841f 116
evanjp05 18:04cf351e841f 117
cparata 0:69566eea0fba 118
cparata 0:69566eea0fba 119 while(1) {
cparata 0:69566eea0fba 120 printf("\r\n");
evanjp05 18:04cf351e841f 121 // t.start();
davide.aliprandi@st.com 13:fc873da5b445 122 hum_temp->get_temperature(&value1);
evanjp05 18:04cf351e841f 123 time_t seconds = time(NULL);
cparata 0:69566eea0fba 124
evanjp05 18:04cf351e841f 125 F = ((value1 * 9.0) / 5.0 + 32) - offset;
evanjp05 18:04cf351e841f 126
cparata 0:69566eea0fba 127
evanjp05 18:04cf351e841f 128 printf("%u, ", (unsigned int)seconds);
evanjp05 18:04cf351e841f 129 //printf("%f, ", t.read());
evanjp05 18:04cf351e841f 130 printf(" %7s", print_double(buffer1, F));
evanjp05 18:04cf351e841f 131 //printf(" %s", buffer);
cparata 0:69566eea0fba 132
evanjp05 18:04cf351e841f 133 wait(1);
evanjp05 18:04cf351e841f 134 // wait(1200);
cparata 0:69566eea0fba 135 }
cparata 0:69566eea0fba 136 }