Gerardo Carmona / Mbed 2 deprecated AVC_Robot_Controled_Navigation

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Dependencies:   FXOS8700CQ SDFileSystem mbed

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my_libraries/ultrasonic.cpp

Committer:
gerardo_carmona
Date:
2014-10-17
Revision:
3:bd16e43ad7be
Parent:
2:94059cb643be
Child:
4:c60636c95b80

File content as of revision 3:bd16e43ad7be:

// ----- Libraries ------------------------------------------------------------------
#include "mbed.h"
#include "ultrasonic.h"

// ----- Constants ------------------------------------------------------------------


// ----- I/O Pins -------------------------------------------------------------------
AnalogIn ultra_lef(A2);
AnalogIn ultra_rig(A3);

// ----- Others ---------------------------------------------------------------------


// ----- Variables ------------------------------------------------------------------
double read_sensor, cm;

// ----- Functions ------------------------------------------------------------------
float ultrasonicos(int sensor){
    if (sensor == ULTRA_R) {
        read_sensor = ultra_rig;                 // read analog as a float         
    }else if (sensor == ULTRA_L) {
        read_sensor = ultra_lef;                 // read analog as a float    
    }
    // read_sensor * 3300mv / 6.4 mV/in * 2.54 in/cms
    cm = read_sensor * 1309.6875;
    return cm;
}