mirror of
https://github.com/eddyem/stm32samples.git
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74 lines
2.0 KiB
C
74 lines
2.0 KiB
C
/*
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* This file is part of the chronometer project.
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* Copyright 2019 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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#ifndef __USART_H__
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#define __USART_H__
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#include <stm32f1.h>
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// input and output buffers size (should be less than 256!!!)
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#define UARTBUFSZ (128)
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// timeout between data bytes
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#ifndef TIMEOUT_MS
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#define TIMEOUT_MS (1500)
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#endif
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// number of last USART used
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#define USART_LAST 3
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// USART1 default speed
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#define USART1_DEFAULT_SPEED (115200)
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// LIDAR default speed
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#define LIDAR_DEFAULT_SPEED (115200)
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// GPS default speed
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#define GPS_DEFAULT_SPEED (9600)
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#define STR_HELPER(s) #s
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#define STR(s) STR_HELPER(s)
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#ifdef EBUG
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#define SEND(str) usart_send(1, str)
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#define MSG(str) do{SEND(__FILE__ " (L" STR(__LINE__) "): " str);}while(0)
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#define DBG(str) do{SEND(str); newline(1); }while(0)
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#else
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#define SEND(str)
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#define MSG(str)
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#define DBG(str)
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#endif
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#define usartrx(n) (linerdy[n])
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#define usartovr(n) (bufovr[n])
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extern volatile uint8_t linerdy[], bufovr[], txrdy[];
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void transmit_tbuf(uint8_t n);
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void usarts_setup();
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int usart_getline(int n, char **line);
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void usart_send(uint8_t n, const char *str);
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void usart_putchar(uint8_t n, char ch);
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void printu(uint8_t n, uint32_t val);
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void printuhex(uint8_t n, uint32_t val);
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void newline(uint8_t n);
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#ifdef EBUG
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void hexdump(uint8_t *arr, uint16_t len);
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#endif
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#endif // __USART_H__
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