54 lines
1.5 KiB
C++
54 lines
1.5 KiB
C++
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/*
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* (C) Copyright 2014 Aurélien Rodot. All rights reserved.
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*
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* This file is part of the Gamebuino Library (http://gamebuino.com)
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*
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* The Gamebuino Library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>
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*/
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#include "Battery.h"
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void Battery::begin() {
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#if (ENABLE_BATTERY > 0)
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voltage = BAT_LVL_FULL;
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level = NUM_LVL;
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nextUpdate = 1;
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//show = false;
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#endif
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}
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void Battery::update() {
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#if (ENABLE_BATTERY > 0)
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if(thresholds[0] == 0) return;
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if (!(nextUpdate % 32)) { //every 32 frames
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voltage = analogRead(BAT_PIN)*6.4453; //3.3V * 2 *1000 / 1024
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if(voltage){
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//set the battery 'level' according to thresholds
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level = NUM_LVL;
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for (uint8_t i = 0; i < NUM_LVL; i++) {
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if (voltage < thresholds[i]) {
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level = i;
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return;
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}
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}
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}
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else{
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level = 255;
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}
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}
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nextUpdate++;
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#endif
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}
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