
Hello world program for I2C Accelerometer
main.cpp
- Committer:
- AswinSivakumar
- Date:
- 2016-03-23
- Revision:
- 0:96ca5855e9d3
- Child:
- 1:536cdd7e80c0
File content as of revision 0:96ca5855e9d3:
/* Copyright (c) 2015 NXP Semiconductors. MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include "MMA8491.h" #include "mbed.h" // Initialize Serial port Serial pc(USBTX, USBRX); // Initialize pins for I2C communication for sensors. Set jumpers J6,J7 in FRDM-STBC-AGM01 board accordingly. MMA8491 accel(D14,D15,PTB1); int main() { float accel_data[3]; float accel_rms=0.0; printf("Begin Data Acquisition....\r\n\r\n"); wait(0.5); while(1) { accel.acquire_MMA8491_data_g(accel_data); accel_rms = sqrt(((accel_data[0]*accel_data[0])+(accel_data[1]*accel_data[1])+(accel_data[2]*accel_data[2]))/3); printf("%4.2f,%4.2f,%4.2f,\t",accel_data[0],accel_data[1],accel_data[2]); wait(0.005); printf("\n\r"); } }