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35 lines
1.1 KiB
C
35 lines
1.1 KiB
C
/*
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* This file is part of the canuart project.
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* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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// input and output buffers size
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#define UARTBUFSZI (128)
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#define UARTBUFSZO (128)
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#define usartrx() (usart_linerdy)
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#define usartovr() (usart_bufovr)
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extern volatile int usart_txrdy;
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void usart_transmit();
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void usart_setup();
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int usart_getline(char **line);
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void usart_send(const char *str);
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void usart_putchar(const char ch);
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