Flying Sea Glider / Mbed 2 deprecated 2019_13sep_jcw_nosd

update with altimeter, swimfile.txt endleg.txt, etc see changes_13sep.txt also reset_PI()

Dependencies:   mbed MODSERIAL FATFileSystem

Sensors/Sensors.cpp@104:426224a55f5f, 2019-09-13 (annotated)

Committer:
joel_ssc
Date:
Fri Sep 13 19:15:40 2019 +0000
Revision:
104:426224a55f5f
Parent:
102:0f430de62447 
slight change  includes reset_PI

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tnhnrl 73:f6f378311c8d 1 #include "Sensors.hpp"
tnhnrl 73:f6f378311c8d 2 #include "StaticDefs.hpp"
tnhnrl 73:f6f378311c8d 3
tnhnrl 73:f6f378311c8d 4 Sensors::Sensors() {
tnhnrl 73:f6f378311c8d 5 _reference_voltage = 5.0; //check this against actual v_ref
tnhnrl 73:f6f378311c8d 6 }
tnhnrl 73:f6f378311c8d 7
tnhnrl 73:f6f378311c8d 8 // extrapolated from graph if V_s = 5.0
tnhnrl 73:f6f378311c8d 9 // https://www.nxp.com/docs/en/data-sheet/MPXA6115A.pdf
tnhnrl 73:f6f378311c8d 10 float Sensors::getInternalPressurePSI() {
tnhnrl 73:f6f378311c8d 11 return ( ( 22.029 * ( _reference_voltage * adc().readCh5() / 4095.0 ) + 10.884 ) * 0.145038 ); // Press_Xducer (on-board)
tnhnrl 73:f6f378311c8d 12 }
tnhnrl 73:f6f378311c8d 13
tnhnrl 73:f6f378311c8d 14 float Sensors::getVoltageInput() {
tnhnrl 73:f6f378311c8d 15 return ( adc().readCh6() / 4095.0 * _reference_voltage * 7.8 );
tnhnrl 73:f6f378311c8d 16 }
tnhnrl 73:f6f378311c8d 17
tnhnrl 73:f6f378311c8d 18 float Sensors::getCurrentInput() {
tnhnrl 73:f6f378311c8d 19 return ( adc().readCh7() / 4095.0 * _reference_voltage );
tnhnrl 73:f6f378311c8d 20 }
tnhnrl 73:f6f378311c8d 21
tnhnrl 74:d281aaef9766 22 //currently using BCE CS line for this data
tnhnrl 73:f6f378311c8d 23 float Sensors::getAltimeterChannelReadings() {
tnhnrl 74:d281aaef9766 24 return adc().readCh2(); //channel 2 (third channel) from the schematic
joel_ssc 102:0f430de62447 25 }
joel_ssc 102:0f430de62447 26 float Sensors::getAltimeterReading_m() { // edit by CAM added by jcw 11sep2019
joel_ssc 102:0f430de62447 27 return _altimeter_slope * adc().readCh2() + _altimeter_intercept;
joel_ssc 102:0f430de62447 28 }
joel_ssc 102:0f430de62447 29
joel_ssc 102:0f430de62447 30 void Sensors::setAltimeterSlope(float S){
joel_ssc 102:0f430de62447 31 _altimeter_slope = S;
joel_ssc 102:0f430de62447 32 return;
joel_ssc 102:0f430de62447 33 }
joel_ssc 102:0f430de62447 34
joel_ssc 102:0f430de62447 35 void Sensors::setAltimeterIntercept(float I){
joel_ssc 102:0f430de62447 36 _altimeter_intercept = I;
joel_ssc 102:0f430de62447 37 return;
tnhnrl 73:f6f378311c8d 38 }