79 lines
2.5 KiB
C++
79 lines
2.5 KiB
C++
/*
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; Project: Open Vehicle Monitor System
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; Date: 14th March 2017
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;
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; Changes:
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; 1.0 Initial release
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;
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; (C) 2011 Michael Stegen / Stegen Electronics
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; (C) 2011-2017 Mark Webb-Johnson
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; (C) 2011 Sonny Chen @ EPRO/DX
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;
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; Permission is hereby granted, free of charge, to any person obtaining a copy
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; of this software and associated documentation files (the "Software"), to deal
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; in the Software without restriction, including without limitation the rights
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; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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; copies of the Software, and to permit persons to whom the Software is
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; furnished to do so, subject to the following conditions:
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;
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; The above copyright notice and this permission notice shall be included in
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; all copies or substantial portions of the Software.
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;
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; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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; OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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; THE SOFTWARE.
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*/
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#include <stdint.h>
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#include "pcp.h"
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#include "spi.h"
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#include <bitset>
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#include "ovms_timer.h"
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#include "ovms_semaphore.h"
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#include "ovms_mutex.h"
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#ifndef __MAX7317_H__
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#define __MAX7317_H__
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class max7317 : public pcp, public InternalRamAllocated
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{
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public:
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max7317(const char* name, spi* spibus, spi_host_device_t host, int clockspeed, int cspin);
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~max7317();
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public:
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void Output(uint8_t port, uint8_t level);
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std::bitset<10> OutputState();
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uint8_t Input(uint8_t port);
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std::bitset<10> Inputs(std::bitset<10> ports);
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std::bitset<10> InputState();
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bool Monitor(std::bitset<10> ports, bool enable);
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bool Monitor(uint8_t port, bool enable);
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std::bitset<10> MonitorState();
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public:
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std::bitset<10> GetConfigMonitorPorts();
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void AutoInit();
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bool CheckMonitor();
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void MonitorTask();
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protected:
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spi* m_spibus;
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spi_device_interface_config_t m_devcfg;
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int m_clockspeed;
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spi_device_handle_t m_spi;
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std::bitset<10> m_outputstate;
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std::bitset<10> m_inputstate;
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std::bitset<10> m_monitor_ports;
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OvmsInterval* m_monitor_timer;
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OvmsSemaphore m_monitor_semaphore;
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OvmsMutex m_monitor_mutex;
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TaskHandle_t m_monitor_task;
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};
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#endif //#ifndef __MAX7317_H__
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