FRC - Hackathon / GP2A

Sharp GP2 familly distance sensor library

Dependents:   FRC_2018 0hackton_08_06_18 0hackton_08_06_18_publish Kenya_2019 ... more

GP2A.cpp@2:5e591a5b8edd, 2018-05-21 (annotated)

Committer:
haarkon
Date:
Mon May 21 16:14:54 2018 +0000
Revision:
2:5e591a5b8edd
Parent:
0:17de10d278c2
Child:
4:4f443a6a6843
cosmetic changes (short hand added) Still untested

Who changed what in which revision?

UserRevisionLine numberNew contents of line
haarkon 0:17de10d278c2 1 #include "GP2A.h"
haarkon 0:17de10d278c2 2
haarkon 0:17de10d278c2 3 GP2A::GP2A(PinName vmes, float dMin, float dMax, float slope) : _sensor(vmes)
haarkon 0:17de10d278c2 4 {
haarkon 0:17de10d278c2 5 m_dMin = dMin;
haarkon 0:17de10d278c2 6 m_dMax = dMax;
haarkon 0:17de10d278c2 7 m_slope = slope;
haarkon 0:17de10d278c2 8 }
haarkon 0:17de10d278c2 9
haarkon 2:5e591a5b8edd 10 double GP2A::getDistance (void)
haarkon 0:17de10d278c2 11 {
haarkon 2:5e591a5b8edd 12 double vDist = _sensor.read()* 3.3;
haarkon 0:17de10d278c2 13 float distance = m_slope/vDist;
haarkon 0:17de10d278c2 14 if (distance > m_dMax) return m_dMax;
haarkon 0:17de10d278c2 15 if (distance < m_dMin) return m_dMin;
haarkon 0:17de10d278c2 16 return distance;
haarkon 0:17de10d278c2 17 }
haarkon 0:17de10d278c2 18
haarkon 2:5e591a5b8edd 19 double GP2A::getVoltage (void)
haarkon 0:17de10d278c2 20 {
haarkon 0:17de10d278c2 21 return _sensor.read()* 3.3;
haarkon 2:5e591a5b8edd 22 }
haarkon 2:5e591a5b8edd 23
haarkon 2:5e591a5b8edd 24 GP2A::operator double() {
haarkon 2:5e591a5b8edd 25 return getDistance();
haarkon 2:5e591a5b8edd 26 }