mirror of https://github.com/markqvist/MMDVM.git
66 lines
1.6 KiB
C++
66 lines
1.6 KiB
C++
/*
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* Copyright (C) 2016 by Jonathan Naylor G4KLX
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 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 General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include "Config.h"
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#include "Globals.h"
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#include "CalRSSI.h"
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#include "Utils.h"
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CCalRSSI::CCalRSSI() :
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m_count(0U),
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m_accum(0U),
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m_min(0xFFFFU),
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m_max(0x0000U)
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{
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}
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void CCalRSSI::samples(const uint16_t* rssi, uint8_t length)
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{
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for (uint16_t i = 0U; i < length; i++) {
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uint16_t ss = rssi[i];
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m_accum += ss;
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if (ss > m_max)
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m_max = ss;
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if (ss < m_min)
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m_min = ss;
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m_count++;
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if (m_count >= 24000U) {
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uint16_t ave = m_accum / m_count;
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uint8_t buffer[6U];
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buffer[0U] = (m_max >> 8) & 0xFFU;
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buffer[1U] = (m_max >> 0) & 0xFFU;
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buffer[2U] = (m_min >> 8) & 0xFFU;
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buffer[3U] = (m_min >> 0) & 0xFFU;
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buffer[4U] = (ave >> 8) & 0xFFU;
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buffer[5U] = (ave >> 0) & 0xFFU;
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serial.writeRSSIData(buffer, 6U);
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m_count = 0U;
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m_accum = 0U;
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m_min = 0xFFFFU;
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m_max = 0x0000U;
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}
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}
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}
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