
Hello world program for I2C Accelerometer
Diff: main.cpp
- Revision:
- 0:96ca5855e9d3
- Child:
- 1:536cdd7e80c0
diff -r 000000000000 -r 96ca5855e9d3 main.cpp --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Mar 23 07:07:53 2016 +0000 @@ -0,0 +1,52 @@ + /* 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"); + + + + } + +} \ No newline at end of file