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46 lines
1.4 KiB
C
46 lines
1.4 KiB
C
/*
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* usart.h
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*
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* Copyright 2018 Edward V. Emelianoff <eddy@sao.ru, 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 2 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, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301, USA.
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*/
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#pragma once
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#include <stdint.h>
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#define UARTBUFSZO (2048)
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// macro for static strings
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#define USEND(str) usart_send(str)
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#ifdef EBUG
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#define STR_HELPER(s) #s
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#define STR(s) STR_HELPER(s)
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#define DBG(str) do{usart_send(__FILE__ " (L" STR(__LINE__) "): " str); usart_putchar('\n');}while(0)
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#define DBGs(str) do{usart_send(str); usart_putchar('\n');}while(0)
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#else
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#define DBG(s)
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#define DBGs(s)
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#endif
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void usart_transmit();
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void usart_setup();
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void usart_send(const char *str);
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void usart_putchar(const char ch);
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char *uhex2str(uint32_t val);
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