83 lines
2.2 KiB
C++
83 lines
2.2 KiB
C++
/*
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* This file is part of the "bluetoothheater" distribution
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* (https://gitlab.com/mrjones.id.au/bluetoothheater)
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*
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* Copyright (C) 2018 Ray Jones <ray@mrjones.id.au>
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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 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 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, see <https://www.gnu.org/licenses/>.
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*
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*/
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#include <Arduino.h>
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#include "../Protocol/Protocol.h"
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#include "UtilClasses.h"
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// a class to track the blue wire receive / transmit states
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// class CommStates
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void
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CommStates::set(eCS eState)
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{
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_State = eState;
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_Count = 0;
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if(_report) {
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static const char* stateNames[] = {
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"Idle", "OEMCtrlRx", "OEMCtrlValidate", "HeaterRx1", "HeaterValidate1", "HeaterReport1",
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"BTC_Tx", "HeaterRx2", "HeaterValidate2", "HeaterReport2", "TemperatureRead"
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};
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if(_State == Idle) DebugPort.println(""); // clear screen
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DebugPort.printf("State: %s\r\n", stateNames[_State]);
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}
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}
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bool
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CommStates::collectData(CProtocol& Frame, unsigned char val, int limit) { // returns true when buffer filled
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Frame.Data[_Count++] = val;
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return _Count >= limit;
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}
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bool
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CommStates::collectDataEx(CProtocol& Frame, unsigned char val, int limit) { // returns true when buffer filled
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// guarding against rogue rx kernel buffer stutters....
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if((_Count == 0) && (val != 0x76)) {
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DebugPort.println("First heater byte not 0x76 - SKIPPING");
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return false;
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}
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Frame.Data[_Count++] = val;
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return _Count >= limit;
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}
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bool
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CommStates::checkValidStart(unsigned char val)
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{
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if(_Count)
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return true;
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else
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return val == 0x76;
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}
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void
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CommStates::setDelay(int ms)
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{
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_delay = millis() + ms;
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}
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bool
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CommStates::delayExpired()
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{
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long test = millis() - _delay;
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return(test >= 0);
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}
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