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38 lines
1.3 KiB
C
38 lines
1.3 KiB
C
/*
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* This file is part of the ir-allsky project.
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* Copyright 2025 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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#include "hardware.h"
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// timeout of TXrdy waiting
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#define RXRDY_TMOUT (100)
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// DMA transmission and reception buffers' size
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#define UARTBUFSZI (128)
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#define UARTBUFSZO (256)
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// and circular buffer for big transmissions - 5k
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#define DMARBSZ (5120)
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int usart_ovr(); // RX overfull occured
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void usart_process(); // send next data portion
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int usart_setup(uint32_t speed); // set USART1 with given speed
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char *usart_getline(int *len); // read from rbin to buf
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int usart_sendstr(const char *str);
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int usart_putchar(const char ch);
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void usart_stop();
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