mirror of
https://github.com/eddyem/stm32samples.git
synced 2025-12-06 18:55:13 +03:00
60 lines
1.7 KiB
C
60 lines
1.7 KiB
C
/*
|
|
* usart.h
|
|
*
|
|
* Copyright 2018 Edward V. Emelianov <eddy@sao.ru, edward.emelianoff@gmail.com>
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation; either version 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
|
|
* MA 02110-1301, USA.
|
|
*/
|
|
#pragma once
|
|
#ifndef __USART_H__
|
|
#define __USART_H__
|
|
|
|
#include "stm32f0.h"
|
|
|
|
// input and output buffers size
|
|
#define UARTBUFSZ (64)
|
|
// timeout between data bytes
|
|
#define TIMEOUT_MS (100)
|
|
|
|
typedef enum{
|
|
ALL_OK,
|
|
LINE_BUSY,
|
|
STR_TOO_LONG
|
|
} TXstatus;
|
|
|
|
#define usart1ovr() (bufovr)
|
|
|
|
// send constant string
|
|
#define SEND_BLK(x) do{while(LINE_BUSY == usart1_send_blocking(x, sizeof(x)-1));}while(0)
|
|
#define SEND(x) do{while(LINE_BUSY == usart1_send(x, sizeof(x)-1));}while(0)
|
|
|
|
extern uint8_t bufovr;
|
|
|
|
void USART1_config();
|
|
int usart1_getline(char **line);
|
|
TXstatus usart1_send(const char *str, int len);
|
|
TXstatus usart1_send_blocking(const char *str, int len);
|
|
TXstatus usart1_sendbuf();
|
|
|
|
int put_char(char c);
|
|
int put_string(const char *str);
|
|
int put_int(int32_t N);
|
|
int put_uint(uint32_t N);
|
|
|
|
char *getnum(const char *buf, int32_t *N);
|
|
|
|
#endif // __USART_H__
|