| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | #pragma once | ||
| 2 | /* | ||
| 3 | * This file is part of the Falcon Player (FPP) and is Copyright (C) | ||
| 4 | * 2013-2022 by the Falcon Player Developers. | ||
| 5 | * | ||
| 6 | * The Falcon Player (FPP) is free software, and is covered under | ||
| 7 | * multiple Open Source licenses. Please see the included 'LICENSES' | ||
| 8 | * file for descriptions of what files are covered by each license. | ||
| 9 | * | ||
| 10 | * This source file is covered under the LGPL v2.1 as described in the | ||
| 11 | * included LICENSE.LGPL file. | ||
| 12 | */ | ||
| 13 | |||
| 14 | #include <array> | ||
| 15 | #include "fpp-json-fwd.h" | ||
| 16 | #include <mutex> | ||
| 17 | |||
| 18 | #include "Sensors.h" | ||
| 19 | |||
| 20 | class I2CUtils; | ||
| 21 | |||
| 22 | class ADS7828Sensor : public SensorSource { | ||
| 23 | public: | ||
| 24 | ADS7828Sensor(Json::Value& config); | ||
| 25 | ~ADS7828Sensor(); | ||
| 26 | |||
| 27 | 7 | virtual void update(bool forceInstant = false) override {} | |
| 28 | |||
| 29 | 1 | virtual void enable(int id) override { | |
| 30 |
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2 | if (id >= 0 && id < (int)enabled.size()) { |
| 31 | 1 | enabled[id] = true; | |
| 32 | } | ||
| 33 | 1 | } | |
| 34 | virtual int32_t getValue(int id) override; | ||
| 35 | |||
| 36 | private: | ||
| 37 | I2CUtils* i2c = nullptr; | ||
| 38 | int i2cBus = 0; | ||
| 39 | int i2cAddress = 0x48; | ||
| 40 | bool internalRefVoltage = true; | ||
| 41 | int bits = 12; | ||
| 42 | std::mutex updateMutex; | ||
| 43 | |||
| 44 | std::array<bool, 8> enabled; | ||
| 45 | // Last successfully read value per channel. A failed transfer is nearly | ||
| 46 | // always transient (one NAK on a marginal bus), and the next status poll | ||
| 47 | // re-reads a second later, so hold the previous reading rather than | ||
| 48 | // reporting 0 and blipping the displayed value down and back up. | ||
| 49 | std::array<int32_t, 8> lastValue = { 0 }; | ||
| 50 | }; | ||
| 51 |