STM32F1xx micro-controller C firmware template
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/* 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 3 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
* 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, see <>.
/* Copyright (c) 2016 King Kévin <> */
/* this library handles the communication with a HC-05 bluetooth module */
/* peripherals used: USART (check source for details) */
#pragma once
/* RX and TX buffer sizes */
#define BT_BUFFER 128
/* show the user how much received is available */
extern volatile uint8_t bt_received;
/* display configuration of bluetooth module */
void bt_info(void);
/* setup communication to bluetooth module */
void bt_setup(void);
/* send character over bluetooth (blocking) */
void bt_putchar_blocking(char c);
/* ensure all data has been transmitted (blocking) */
void bt_flush(void);
/* get character received over bluetooth (blocking) */
char bt_getchar(void);
/* send character over bluetooth (non-blocking until buffer is full) */
void bt_putchar_nonblocking(char c);