Example of hello world for X-NUCLEO-IKS01A2
Dependencies: X_NUCLEO_IKS01A2 mbed
Fork of HelloWorld_IKS01A2 by
main.cpp
00001 /** 00002 ****************************************************************************** 00003 * @file main.cpp 00004 * @author CLab 00005 * @version V1.0.0 00006 * @date 2-December-2016 00007 * @brief Simple Example application for using the X_NUCLEO_IKS01A1 00008 * MEMS Inertial & Environmental Sensor Nucleo expansion board. 00009 ****************************************************************************** 00010 * @attention 00011 * 00012 * <h2><center>© COPYRIGHT(c) 2016 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 "XNucleoIKS01A2.h" 00042 00043 /* Instantiate the expansion board */ 00044 static XNucleoIKS01A2 *mems_expansion_board = XNucleoIKS01A2::instance(D14, D15, D4, D5); 00045 00046 /* Retrieve the composing elements of the expansion board */ 00047 static LSM303AGRMagSensor *magnetometer = mems_expansion_board->magnetometer; 00048 static HTS221Sensor *hum_temp = mems_expansion_board->ht_sensor; 00049 static LPS22HBSensor *press_temp = mems_expansion_board->pt_sensor; 00050 static LSM6DSLSensor *acc_gyro = mems_expansion_board->acc_gyro; 00051 static LSM303AGRAccSensor *accelerometer = mems_expansion_board->accelerometer; 00052 00053 /* Helper function for printing floats & doubles */ 00054 static char *print_double(char* str, double v, int decimalDigits=2) 00055 { 00056 int i = 1; 00057 int intPart, fractPart; 00058 int len; 00059 char *ptr; 00060 00061 /* prepare decimal digits multiplicator */ 00062 for (;decimalDigits!=0; i*=10, decimalDigits--); 00063 00064 /* calculate integer & fractinal parts */ 00065 intPart = (int)v; 00066 fractPart = (int)((v-(double)(int)v)*i); 00067 00068 /* fill in integer part */ 00069 sprintf(str, "%i.", intPart); 00070 00071 /* prepare fill in of fractional part */ 00072 len = strlen(str); 00073 ptr = &str[len]; 00074 00075 /* fill in leading fractional zeros */ 00076 for (i/=10;i>1; i/=10, ptr++) { 00077 if (fractPart >= i) { 00078 break; 00079 } 00080 *ptr = '0'; 00081 } 00082 00083 /* fill in (rest of) fractional part */ 00084 sprintf(ptr, "%i", fractPart); 00085 00086 return str; 00087 } 00088 00089 /* Simple main function */ 00090 int main() { 00091 uint8_t id; 00092 float value1, value2; 00093 char buffer1[32], buffer2[32]; 00094 int32_t axes[3]; 00095 00096 /* Enable all sensors */ 00097 hum_temp->enable(); 00098 press_temp->enable(); 00099 magnetometer->enable(); 00100 accelerometer->enable(); 00101 acc_gyro->enable_x(); 00102 acc_gyro->enable_g(); 00103 00104 printf("\r\n--- Starting new run ---\r\n"); 00105 00106 hum_temp->read_id(&id); 00107 printf("HTS221 humidity & temperature = 0x%X\r\n", id); 00108 press_temp->read_id(&id); 00109 printf("LPS22HB pressure & temperature = 0x%X\r\n", id); 00110 magnetometer->read_id(&id); 00111 printf("LSM303AGR magnetometer = 0x%X\r\n", id); 00112 accelerometer->read_id(&id); 00113 printf("LSM303AGR accelerometer = 0x%X\r\n", id); 00114 acc_gyro->read_id(&id); 00115 printf("LSM6DSL accelerometer & gyroscope = 0x%X\r\n", id); 00116 00117 while(1) { 00118 printf("\r\n"); 00119 00120 hum_temp->get_temperature(&value1); 00121 hum_temp->get_humidity(&value2); 00122 printf("HTS221: [temp] %7s C, [hum] %s%%\r\n", print_double(buffer1, value1), print_double(buffer2, value2)); 00123 00124 press_temp->get_temperature(&value1); 00125 press_temp->get_pressure(&value2); 00126 printf("LPS22HB: [temp] %7s C, [press] %s mbar\r\n", print_double(buffer1, value1), print_double(buffer2, value2)); 00127 00128 printf("---\r\n"); 00129 00130 magnetometer->get_m_axes(axes); 00131 printf("LSM303AGR [mag/mgauss]: %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]); 00132 00133 accelerometer->get_x_axes(axes); 00134 printf("LSM303AGR [acc/mg]: %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]); 00135 00136 acc_gyro->get_x_axes(axes); 00137 printf("LSM6DSL [acc/mg]: %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]); 00138 00139 acc_gyro->get_g_axes(axes); 00140 printf("LSM6DSL [gyro/mdps]: %6ld, %6ld, %6ld\r\n", axes[0], axes[1], axes[2]); 00141 00142 wait(1.5); 00143 } 00144 }
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