Program takes the raw data from the HMC5883L digital compass sensor and calculates the heading angle. Writes the heading angle to the terminal every 1 second.
Dependencies: HMC5883L ledControl2 mbed
Diff: main.cpp
- Revision:
- 0:86feb6f44eae
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Wed Aug 05 13:02:08 2015 +0000 @@ -0,0 +1,71 @@ +/* Calculating Heading (Yaw Angle) from HMC5883L +* +* @author: Baser Kandehir +* @date: August 5, 2015 +* @license: MIT license +* +* Copyright (c) 2015, Baser Kandehir, baser.kandehir@ieee.metu.edu.tr +* +* 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. +* +* @description of the program: Program takes the raw data from the HMC5883L +* digital compass sensor and calculates the heading angle. Writes the heading +* angle to the terminal every 1 second. +* +* @connections: +*-------------------------------------------------------------- +* |LPC1768| |Peripherals| +* Pin 9 ---------> SDA of HMC5883L +* Pin 10 --------> SCL of HMC5883L +* GND -----------> GND of HMC5883L +* VOUT (3.3 V) --> VCC of HMC5883L +*--------------------------------------------------------------- +*-------------------------------------------------------------- +* |NUCLEO F411RE| |Peripherals| +* D14 -----------> SDA of HMC5883L +* D15 -----------> SCL of HMC5883L +* GND -----------> GND of HMC5883L +* VOUT (3.3 V) --> VCC of HMC5883L +*--------------------------------------------------------------- +* +*/ + +#include "mbed.h" +#include "HMC5883L.h" +#include "ledControl.h" + +Serial pc(USBTX,USBRX); // default baud rate: 9600 +HMC5883L hmc5883l; + +double Heading; + +int main(void) +{ + hmc5883l.init(); + while(1) + { + Heading = hmc5883l.getHeading(); + + pc.printf(" _______________\r\n"); + pc.printf("| Heading: %.1f \r\n", Heading); + pc.printf("|_______________\r\n\r\n"); + + wait(1); + } +}