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/*****************************************************************************
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2024 Maxim Devaev <[email protected]> #
# #
# This program is free software: you can redistribute it and/or modify #
# it under the terms of the GNU General Public License as published by #
# the Free Software Foundation, either version 3 of the License, or #
# (at your option) any later version. #
# #
# This program is distributed in the hope that it will be useful, #
# but WITHOUT ANY WARRANTY; without even the implied warranty of #
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the #
# GNU General Public License for more details. #
# #
# You should have received a copy of the GNU General Public License #
# along with this program. If not, see <https://www.gnu.org/licenses/>. #
# #
*****************************************************************************/
#pragma once
#include "board.h"
#include <libmaple/iwdg.h>
namespace DRIVERS {
class BoardStm32 : public Board {
public:
BoardStm32() : Board(BOARD){
//2 sec timeout
iwdg_init(IWDG_PRE_16, 0xFFF);
pinMode(LED_BUILTIN, OUTPUT);
}
void reset() override {
nvic_sys_reset();
}
void periodic() override {
iwdg_feed();
if (is_micros_timed_out(_prev_ts, 100000)) {
switch(_state) {
case 0:
digitalWrite(LED_BUILTIN, LOW);
break;
case 2:
if(_rx_data) {
_rx_data = false;
digitalWrite(LED_BUILTIN, LOW);
}
break;
case 4:
if(_keyboard_online) {
_keyboard_online = false;
digitalWrite(LED_BUILTIN, LOW);
}
break;
case 8:
if(_mouse_online) {
_mouse_online = false;
digitalWrite(LED_BUILTIN, LOW);
}
break;
case 1: // heartbeat off
case 3: // _rx_data off
case 7: // _keyboard_online off
case 11: // _mouse_online off
digitalWrite(LED_BUILTIN, HIGH);
break;
case 19:
_state = -1;
break;
}
++_state;
_prev_ts = micros();
}
}
void updateStatus(status status) override {
switch (status) {
case RX_DATA:
_rx_data = true;
break;
case KEYBOARD_ONLINE:
_keyboard_online = true;
break;
case MOUSE_ONLINE:
_mouse_online = true;
break;
}
}
private:
unsigned long _prev_ts = 0;
uint8_t _state = 0;
bool _rx_data = false;
bool _keyboard_online = false;
bool _mouse_online = false;
};
}
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