103 lines
3.2 KiB
C
103 lines
3.2 KiB
C
/*
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ChibiOS/RT - Copyright (C) 2006-2007 Giovanni Di Sirio.
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This file is part of ChibiOS/RT.
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ChibiOS/RT 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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ChibiOS/RT 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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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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/**
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* @file ports/ARM7-LPC214x/lpc214x_serial.h
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* @brief LPC214x Serial driver macros and structures.
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* @addtogroup LPC214x_SERIAL
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* @{
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*/
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#ifndef _LPC214x_SERIAL_H_
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#define _LPC214x_SERIAL_H_
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/**
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* @brief Serial buffers size.
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* @details Configuration parameter, you can change the depth of the queue
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* buffers depending on the requirements of your application.
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* @note The default is 128 bytes for both the transmission and receive buffers.
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*/
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#if !defined(SERIAL_BUFFERS_SIZE) || defined(__DOXYGEN__)
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#define SERIAL_BUFFERS_SIZE 128
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#endif
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/**
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* @brief Default bit rate.
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* @details Configuration parameter, at startup the UARTs are configured at
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* this speed.
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* @note It is possible to use @p SetUART() in order to change the working
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* parameters at runtime.
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*/
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#if !defined(DEFAULT_UART_BITRATE) || defined(__DOXYGEN__)
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#define DEFAULT_UART_BITRATE 38400
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#endif
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/**
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* @brief FIFO preload parameter.
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* @details Configuration parameter, this values defines how many bytes are
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* preloaded in the HW transmit FIFO for each interrupt, the maximum value is
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* 16 the minimum is 2, the value 0 disables the feature.
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* @note An high value reduces the number of interrupts generated but can
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* also increase the worst case interrupt response time because the
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* preload loops.
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* @note The value zero disables the feature and reverts to a simpler code
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* that will generate an interrupt for each output byte but is much
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* smaller and simpler.
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*/
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#if !defined(UART_FIFO_PRELOAD) || defined(__DOXYGEN__)
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#define UART_FIFO_PRELOAD 16
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#endif
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/**
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* @brief UART0 driver enable switch.
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* @details If set to @p TRUE the support for USART1 is included.
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* @note The default is @p TRUE .
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*/
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#if !defined(USE_LPC214x_UART0) || defined(__DOXYGEN__)
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#define USE_LPC214x_UART0 TRUE
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#endif
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/**
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* @brief UART1 driver enable switch.
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* @details If set to @p TRUE the support for USART2 is included.
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* @note The default is @p TRUE.
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*/
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#if !defined(USE_LPC214x_UART1) || defined(__DOXYGEN__)
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#define USE_LPC214x_UART1 TRUE
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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void serial_init(int vector1, int vector2);
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void uart_setup(UART *u, int speed, int lcr, int fcr);
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CH_IRQ_HANDLER(UART0IrqHandler);
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CH_IRQ_HANDLER(UART1IrqHandler);
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#ifdef __cplusplus
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}
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#endif
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/** @cond never*/
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extern FullDuplexDriver COM1, COM2;
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/** @endcond*/
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#endif /* _LPC214x_SERIAL_H_*/
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/** @} */
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