d398a6ced2
- CitrineOS core extracted (CSMS OCPP 2.0.1) - OpenOCPP extracted (firmware OCPP 1.6J/2.0.1) - ShapeShifter library installed (pip install -e) - ShapeShifter specification extracted - EVerest extracted TODO updated with progress
104 lines
2.5 KiB
C++
104 lines
2.5 KiB
C++
// SPDX-License-Identifier: Apache-2.0
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// Copyright Pionix GmbH and Contributors to EVerest
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#ifndef PHYVERSO_GPIO_EV_GPIO_H
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#define PHYVERSO_GPIO_EV_GPIO_H
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#include "evConfig.h"
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#include <atomic>
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#include <chrono>
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#include <everest/gpio/gpio.hpp>
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#include <sigslot/signal.hpp>
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#include <stdexcept>
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#include <stdint.h>
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#include <utility>
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#include <utils/thread.hpp>
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class evGpio {
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public:
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evGpio(evConfig& _verso_config);
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~evGpio();
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void poll_thread();
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void run();
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bool init_gpios();
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// Read thread for serial port
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Everest::Thread poll_thread_handle;
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// Signals to communicate state changes to other modules
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sigslot::signal<int, bool> signal_stop_button_state;
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// List of used buttons/gpios
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enum PushButtonName {
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CONN1_PB_STOP,
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CONN2_PB_STOP,
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NUM_PB_NAMES,
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};
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private:
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static constexpr uint32_t poll_time_ms = 10; //< time in ms between polled gpio input readings/debouncing
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// structure to encapsulate Everest::Gpio and corresponding debounce shift register
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// for now we will use 16 consecutive 0's or 1's to correspond to a stable input level (could be 8/32/64 aswell,
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// just needs adjusting in bitmasks and bitwidths)
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struct PushButton {
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void init_gpio(const Everest::GpioSettings& settings) {
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gpio.open(settings);
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gpio.set_input();
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};
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bool ready() {
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return gpio.is_ready();
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};
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void read() {
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debounce_shift_reg = (debounce_shift_reg << 1) | gpio.read();
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switch (debounce_shift_reg) {
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case 0xFFFF:
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state = true;
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break;
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case 0x0000:
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state = false;
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break;
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default:
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break;
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}
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state_changed = (last_state != state);
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last_state = state;
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};
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bool get_state() {
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return state;
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};
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bool get_state_changed() {
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return state_changed;
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};
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void set_enabled(bool _enabled) {
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enabled = _enabled;
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};
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bool get_enabled() {
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return enabled;
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};
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private:
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Everest::Gpio gpio;
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bool state, last_state, state_changed = false;
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bool enabled = false;
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uint16_t debounce_shift_reg = 0;
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};
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PushButton push_buttons[NUM_PB_NAMES];
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// config bridge (filled by json or everest module config)
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evConfig& verso_config;
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};
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#endif // PHYVERSO_GPIO_EV_GPIO_H
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