192 lines
5.0 KiB
C++
192 lines
5.0 KiB
C++
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/*
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Written by Adrian Freed, The Center for New Music and Audio Technologies,
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University of California, Berkeley. Copyright (c) 2013, The Regents of
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the University of California (Regents).
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Permission to use, copy, modify, distribute, and distribute modified versions
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of this software and its documentation without fee and without a signed
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licensing agreement, is hereby granted, provided that the above copyright
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notice, this paragraph and the following two paragraphs appear in all copies,
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modifications, and distributions.
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IN NO EVENT SHALL REGENTS BE LIABLE TO ANY PARTY FOR DIRECT, INDIRECT,
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SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES, INCLUDING LOST PROFITS, ARISING
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OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF REGENTS HAS
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BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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REGENTS SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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PURPOSE. THE SOFTWARE AND ACCOMPANYING DOCUMENTATION, IF ANY, PROVIDED
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HEREUNDER IS PROVIDED "AS IS". REGENTS HAS NO OBLIGATION TO PROVIDE
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MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
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For bug reports and feature requests please email me at yotam@cnmat.berkeley.edu
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*/
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#include <Arduino.h>
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#include "OSCBoards.h"
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#ifndef analogInputToDigitalPin
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int analogInputToDigitalPin(int i)
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{
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switch(i)
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{
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#ifdef A0
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case 0: return A0;
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#endif
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#ifdef A1
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case 1: return A1;
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#endif
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#ifdef A2
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case 2: return A2;
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#endif
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#ifdef A3
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case 3: return A3;
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#endif
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#ifdef A4
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case 4: return A4;
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#endif
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#ifdef A5
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case 5: return A5;
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#endif
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#ifdef A6
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case 6: return A6;
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#endif
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#ifdef A7
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case 7: return A7;
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#endif
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#ifdef A8
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case 8: return A8;
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#endif
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#ifdef A9
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case 9: return A9;
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#endif
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#ifdef A10
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case 10: return A10;
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#endif
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#ifdef A11
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case 11: return A11;
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#endif
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#ifdef A12
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case 12: return A12;
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#endif
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#ifdef A13
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case 13: return A13;
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#endif
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#ifdef A14
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case 14: return A14;
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#endif
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#ifdef A15
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case 15: return A15;
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#endif
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#ifdef A16
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case 16: return A16;
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#endif
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}
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return -1;
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}
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#endif
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#ifdef BOARD_HAS_DIE_POWER_SUPPLY_MEASUREMENT
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#if defined(__MK20DX128__) || defined(__MK20DX256__) || defined(__MKL26Z64__) || defined(__MK64FX512V__) || defined(__MK66FX1M0__)
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float getSupplyVoltage()
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{
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analogReference(DEFAULT);
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analogReadResolution(12);
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analogReadAveraging(32);
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PMC_REGSC |= PMC_REGSC_BGBE; // 39=bandgap ref (PMC_REGSC |= PMC_REGSC_BGBE);
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delay(1);
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#if defined(__MKL26Z64__)
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// Teensy 3 LC
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int val = analogRead(39);
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return val>0? (1.0f*4095/val):0.0f;
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#elif defined(__MK64FX512V__) || defined(__MK66FX1M0__)
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int val = analogRead(71);
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return val>0? (1.195f*4095/val):0.0f;
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#else
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int val = analogRead(39);
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return val>0? (1.195f*4095/val):0.0f;
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#endif
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}
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#else
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// power supply measurement on some Arduinos
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float getSupplyVoltage(){
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// powersupply
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int result;
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// Read 1.1V reference against AVcc
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#if defined(__AVR_ATmega32U4__) || defined(__AVR_ATmega1280__) || defined(__AVR_ATmega2560__)
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ADMUX = _BV(REFS0) | _BV(MUX4) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1);
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#elif defined (__AVR_ATtiny24__) || defined(__AVR_ATtiny44__) || defined(__AVR_ATtiny84__)
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ADMUX = _BV(MUX5) | _BV(MUX0);
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#elif defined (__AVR_ATtiny25__) || defined(__AVR_ATtiny45__) || defined(__AVR_ATtiny85__)
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ADMUX = _BV(MUX3) | _BV(MUX2);
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#elif defined(__AVR_AT90USB646__) || defined(__AVR_AT90USB1286__) || defined(__AVR_ATmega1280__)
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ADMUX = 0x40| _BV(MUX4) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1) ;
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ADCSRB = 0;
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#else
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ADMUX = _BV(REFS0) | _BV(MUX3) | _BV(MUX2) | _BV(MUX1);
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#endif
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delayMicroseconds(300); // wait for Vref to settle
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ADCSRA |= _BV(ADSC); // Convert
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while (bit_is_set(ADCSRA,ADSC));
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result = ADCL;
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result |= ADCH<<8;
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float supplyvoltage = 1.1264f *1023 / result;
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return supplyvoltage;
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}
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#endif
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#endif
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#ifdef BOARD_HAS_DIE_TEMPERATURE_SENSOR
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#if defined(__MK20DX128__) || defined(__MK20DX256__)|| defined(__MKL26Z64__) || defined(__MK66FX1M0__) || defined(__MK64FX512V__)
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float getTemperature()
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{
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#if defined(__MK64FX512V__) || defined(__MK66FX1M0__)
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const int temppin = 70 ;
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#else
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const int temppin = 38;
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#endif
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// untested on all teensy 3.x
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analogReference(INTERNAL);
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analogReadResolution(12);
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analogReadAveraging(32);
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delay(2);
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float val = 25.0 + 0.17083 * (2454.19 - analogRead(temppin));
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analogReference(DEFAULT);
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return val;
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}
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#else
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// temperature
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float getTemperature(){
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int result;
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#if defined(__AVR_ATmega32U4__)
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ADMUX = _BV(REFS1) | _BV(REFS0) | _BV(MUX2) | _BV(MUX1) | _BV(MUX0);
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ADCSRB = _BV(MUX5);
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#else
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ADMUX = _BV(REFS1) | _BV(REFS0) | _BV(MUX3);
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#endif
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delayMicroseconds(200); // wait for Vref to settle
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ADCSRA |= _BV(ADSC); // Convert
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while (bit_is_set(ADCSRA,ADSC));
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result = ADCL;
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result |= ADCH<<8;
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analogReference(DEFAULT);
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return result/1023.0f;
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}
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#endif
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#endif
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