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/*****************************************************************************
# #
# KVMD - The main PiKVM daemon. #
# #
# Copyright (C) 2018-2022 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
#ifdef CMD_SERIAL
#include "connection.h"
namespace DRIVERS {
#ifdef Serial
#undef Serial
#endif
struct Serial : public Connection {
Serial() : Connection(CONNECTION) {}
void begin() override {
CMD_SERIAL.begin(CMD_SERIAL_SPEED);
}
void periodic() override {
if (CMD_SERIAL.available() > 0) {
_buffer[_index] = (uint8_t)CMD_SERIAL.read();
if (_index == 7) {
_data_cb(_buffer, 8);
_index = 0;
} else {
_last = micros();
++_index;
}
} else if (_index > 0) {
if (is_micros_timed_out(_last, CMD_SERIAL_TIMEOUT)) {
_timeout_cb();
_index = 0;
}
}
}
void write(const uint8_t *data, size_t size) override {
CMD_SERIAL.write(data, size);
}
private:
unsigned long _last = 0;
uint8_t _index = 0;
uint8_t _buffer[8];
};
}
#endif
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