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54 lines
1.6 KiB
C
54 lines
1.6 KiB
C
/*
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* geany_encoding=koi8-r
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* uart.h
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*
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* Copyright 2017 Edward V. Emelianov <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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*/
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#pragma once
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#ifndef __UART_H__
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#define __UART_H__
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#include <avr/io.h> // IO ports
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#include <stdint.h> // int types
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#define U_TX_COMPLETE (_BV(0))
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#define U_RX_COMPLETE (_BV(1))
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#define U_TX_ERROR (_BV(2))
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#define U_RX_ERROR (_BV(3))
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#define U_RX_OVERFL (_BV(4))
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#define RX_BUFFER_SIZE (32)
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#define TX_BUFFER_SIZE (32)
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extern volatile uint8_t usart_flags;
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extern char rx_buffer[];
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extern char rx_copy[];
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extern volatile uint8_t rx_bufsize;
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int usart_send(char *Str);
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void print_long(int32_t Number);
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void printUint(uint8_t *val, uint8_t len);
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uint8_t readInt(char *buff, int16_t *val);
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char *omit_whitespace(char *str);
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#endif // __UART_H__
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