3 * Copyright 2007,2008 Free Software Foundation, Inc.
5 * This program is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License as published by
7 * the Free Software Foundation, either version 3 of the License, or
8 * (at your option) any later version.
10 * This program is distributed in the hope that it will be useful,
11 * but WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 * GNU General Public License for more details.
15 * You should have received a copy of the GNU General Public License
16 * along with this program. If not, see <http://www.gnu.org/licenses/>.
19 #ifndef INCLUDED_HAL_UART_H
20 #define INCLUDED_HAL_UART_H
24 * \brief one-time call to init
26 void hal_uart_init(void);
38 hal_uart_speed_t speed;
42 * \brief Set uart parameters
43 * Default is 115,200 bps, 8N1.
45 void hal_uart_set_config(const hal_uart_config_t *c);
48 * \brief Get uart configuation.
50 void hal_uart_get_config(hal_uart_config_t *c);
53 * \brief Enqueue \p ch for output over serial port
55 void hal_uart_putc(int ch);
58 * \brief Enqueue \p ch for output over serial port, silent fail if queue is full
60 void hal_uart_putc_nowait(int ch);
63 * \brief Blocking read of next char from serial port
65 int hal_uart_getc(void);
68 #endif /* INCLUDED_HAL_UART_H */