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temperatureSensor.h
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temperatureSensor.h
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/*
Kynetic CNC Control Software
Copyright (C) 2017 Phillip Schmidt
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>
*/
#include "thermistorTables.h"
MedianFilter extrude1Filter( 9, 1000);
MedianFilter bedFilter( 9, 1000);
float tempConvert( int type, int reading )
{
switch(type)
{
case 1 :
return EPCOS_100k_47K_8304(reading);
case 5 :
return ATC_GT1042_100k_47K(reading);
default :
return 999.9f;
}
}
float getExtruder1Temp()
{
static uint16_t tempList[OVER_SAMPLE_CNT];
static int listIndex = 0;
int sensorReading = extrude1Filter.in( analogRead(EXTRUDER1_THERMISTOR) );
tempList[listIndex] = sensorReading;
listIndex++;
if( listIndex == OVER_SAMPLE_CNT) listIndex = 0;
uint32_t sampleSum = 0;
for( int i = 0; i < OVER_SAMPLE_CNT; i++ )
{
sampleSum += tempList[i];
}
return tempConvert( EXTRUDER1_SENSOR_TYPE, sampleSum );
}
float getBedTemp()
{
static int tempList[OVER_SAMPLE_CNT];
static int listIndex = 0;
int sensorReading = bedFilter.in( analogRead(BED_THERMISTOR) );
tempList[listIndex] = sensorReading;
listIndex++;
if( listIndex == OVER_SAMPLE_CNT) listIndex = 0;
int sampleSum = 0;
for( int i = 0; i < OVER_SAMPLE_CNT; i++ )
{
sampleSum += tempList[i];
}
return tempConvert( BED_SENSOR_TYPE, sampleSum );
}