Example of hello world for X-NUCLEO-IKS01A3
Dependencies: X_NUCLEO_IKS01A3
main.cpp
00001 /** 00002 ****************************************************************************** 00003 * @file main.cpp 00004 * @author SRA 00005 * @version V1.0.0 00006 * @date 5-March-2019 00007 * @brief Simple Example application for using the X_NUCLEO_IKS01A3 00008 * MEMS Inertial & Environmental Sensor Nucleo expansion board. 00009 ****************************************************************************** 00010 * @attention 00011 * 00012 * <h2><center>© COPYRIGHT(c) 2019 STMicroelectronics</center></h2> 00013 * 00014 * Redistribution and use in source and binary forms, with or without modification, 00015 * are permitted provided that the following conditions are met: 00016 * 1. Redistributions of source code must retain the above copyright notice, 00017 * this list of conditions and the following disclaimer. 00018 * 2. Redistributions in binary form must reproduce the above copyright notice, 00019 * this list of conditions and the following disclaimer in the documentation 00020 * and/or other materials provided with the distribution. 00021 * 3. Neither the name of STMicroelectronics nor the names of its contributors 00022 * may be used to endorse or promote products derived from this software 00023 * without specific prior written permission. 00024 * 00025 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00026 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00027 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00028 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE 00029 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00030 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00031 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00032 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00033 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00034 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00035 * 00036 ****************************************************************************** 00037 */ 00038 00039 /* Includes */ 00040 #include "mbed.h" 00041 #include "rtos.h" 00042 #include "XNucleoIKS01A3.h" 00043 00044 /* Instantiate the expansion board */ 00045 static XNucleoIKS01A3 *mems_expansion_board = XNucleoIKS01A3::instance(D14, D15, D4, D5, A3, D6, A4); 00046 00047 /* Retrieve the composing elements of the expansion board */ 00048 static LIS2MDLSensor *magnetometer = mems_expansion_board->magnetometer; 00049 static HTS221Sensor *hum_temp = mems_expansion_board->ht_sensor; 00050 static LPS22HHSensor *press_temp = mems_expansion_board->pt_sensor; 00051 static LSM6DSOSensor *acc_gyro = mems_expansion_board->acc_gyro; 00052 static LIS2DW12Sensor *accelerometer = mems_expansion_board->accelerometer; 00053 static STTS751Sensor *temp = mems_expansion_board->t_sensor; 00054 00055 /* Helper function for printing floats & doubles */ 00056 static char *print_double(char *str, double v, int decimalDigits = 2) 00057 { 00058 int i = 1; 00059 int intPart, fractPart; 00060 int len; 00061 char *ptr; 00062 00063 /* prepare decimal digits multiplicator */ 00064 for (; decimalDigits != 0; i *= 10, decimalDigits--); 00065 00066 /* calculate integer & fractinal parts */ 00067 intPart = (int)v; 00068 fractPart = (int)((v - (double)(int)v) * i); 00069 00070 /* fill in integer part */ 00071 sprintf(str, "%i.", intPart); 00072 00073 /* prepare fill in of fractional part */ 00074 len = strlen(str); 00075 ptr = &str[len]; 00076 00077 /* fill in leading fractional zeros */ 00078 for (i /= 10; i > 1; i /= 10, ptr++) { 00079 if (fractPart >= i) { 00080 break; 00081 } 00082 *ptr = '0'; 00083 } 00084 00085 /* fill in (rest of) fractional part */ 00086 sprintf(ptr, "%i", fractPart); 00087 00088 return str; 00089 } 00090 00091 /* Simple main function */ 00092 int main() 00093 { 00094 uint8_t id; 00095 float value1, value2; 00096 char buffer1[32], buffer2[32]; 00097 int32_t axes[3]; 00098 00099 /* Enable all sensors */ 00100 hum_temp->enable(); 00101 press_temp->enable(); 00102 temp->enable(); 00103 magnetometer->enable(); 00104 accelerometer->enable_x(); 00105 acc_gyro->enable_x(); 00106 acc_gyro->enable_g(); 00107 00108 printf("\r\n--- Starting new run ---\r\n"); 00109 00110 hum_temp->read_id(&id); 00111 printf("HTS221 humidity & temperature = 0x%X\r\n", id); 00112 press_temp->read_id(&id); 00113 printf("LPS22HH pressure & temperature = 0x%X\r\n", id); 00114 temp->read_id(&id); 00115 printf("STTS751 temperature = 0x%X\r\n", id); 00116 magnetometer->read_id(&id); 00117 printf("LIS2MDL magnetometer = 0x%X\r\n", id); 00118 accelerometer->read_id(&id); 00119 printf("LIS2DW12 accelerometer = 0x%X\r\n", id); 00120 acc_gyro->read_id(&id); 00121 printf("LSM6DSO accelerometer & gyroscope = 0x%X\r\n", id); 00122 00123 while (1) { 00124 printf("\r\n"); 00125 00126 hum_temp->get_temperature(&value1); 00127 hum_temp->get_humidity(&value2); 00128 printf("HTS221: [temp] %7s C, [hum] %s%%\r\n", print_double(buffer1, value1), print_double(buffer2, value2)); 00129 00130 press_temp->get_temperature(&value1); 00131 press_temp->get_pressure(&value2); 00132 printf("LPS22HH: [temp] %7s C, [press] %s mbar\r\n", print_double(buffer1, value1), print_double(buffer2, value2)); 00133 00134 temp->get_temperature(&value1); 00135 printf("STTS751: [temp] %7s C\r\n", print_double(buffer1, value1)); 00136 00137 printf("---\r\n"); 00138 00139 magnetometer->get_m_axes(axes); 00140 printf("LIS2MDL [mag/mgauss]: %6d, %6d, %6d\r\n", axes[0], axes[1], axes[2]); 00141 00142 accelerometer->get_x_axes(axes); 00143 printf("LIS2DW12 [acc/mg]: %6d, %6d, %6d\r\n", axes[0], axes[1], axes[2]); 00144 00145 acc_gyro->get_x_axes(axes); 00146 printf("LSM6DSO [acc/mg]: %6d, %6d, %6d\r\n", axes[0], axes[1], axes[2]); 00147 00148 acc_gyro->get_g_axes(axes); 00149 printf("LSM6DSO [gyro/mdps]: %6d, %6d, %6d\r\n", axes[0], axes[1], axes[2]); 00150 00151 ThisThread::sleep_for(1500); 00152 } 00153 }
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