From 0c0436f47c296513dace43d3ba20e3cc36f8f527 Mon Sep 17 00:00:00 2001 From: Trygve Laugstøl Date: Sun, 25 Mar 2012 17:46:26 +0200 Subject: Board, rev A. --- firmware/LUFA/Drivers/Peripheral/SerialStream.h | 116 ++++++++++++++++++++++++ 1 file changed, 116 insertions(+) create mode 100644 firmware/LUFA/Drivers/Peripheral/SerialStream.h (limited to 'firmware/LUFA/Drivers/Peripheral/SerialStream.h') diff --git a/firmware/LUFA/Drivers/Peripheral/SerialStream.h b/firmware/LUFA/Drivers/Peripheral/SerialStream.h new file mode 100644 index 0000000..3e37667 --- /dev/null +++ b/firmware/LUFA/Drivers/Peripheral/SerialStream.h @@ -0,0 +1,116 @@ +/* + LUFA Library + Copyright (C) Dean Camera, 2010. + + dean [at] fourwalledcubicle [dot] com + www.lufa-lib.org +*/ + +/* + Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com) + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. +*/ + +/** \file + * \brief Standard avr-libc character stream driver for the USART. + * + * Serial stream driver for the USART subsystem on supported USB AVRs. This makes use of the functions in the + * regular USART driver (see \ref Group_Serial), but allows the avr-libc standard stream functions (printf, + * puts, etc.) to work with the + * USART. + */ + +/** \ingroup Group_PeripheralDrivers + * @defgroup Group_SerialStream Serial Stream Driver - LUFA/Drivers/Peripheral/SerialStream.h + * + * \section Sec_Dependencies Module Source Dependencies + * The following files must be built with any user project that uses this module: + * - LUFA/Drivers/Peripheral/SerialStream.c (Makefile source module name: LUFA_SRC_SERIALSTREAM) + * + * \section Module Description + * Serial stream driver for the USART subsystem on supported USB AVRs. This makes use of the functions in the + * regular USART driver (see \ref Group_Serial), but allows the avr-libc standard stream functions (printf, + * puts, etc.) to work with the + * USART. + * + * @{ + */ + +#ifndef __SERIAL_STREAM_H__ +#define __SERIAL_STREAM_H__ + + /* Includes: */ + #include + #include + + #include "Serial.h" + + /* Enable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + extern "C" { + #endif + + /* Private Interface - For use in library only: */ + #if !defined(__DOXYGEN__) + /* External Variables: */ + extern FILE USARTStream; + + /* Function Prototypes: */ + #if defined(__INCLUDE_FROM_SERIALSTREAM_C) + static int SerialStream_TxByte(char DataByte, + FILE *Stream) ATTR_NON_NULL_PTR_ARG(2); + static int SerialStream_RxByte(FILE *Stream) ATTR_NON_NULL_PTR_ARG(1); + #endif + #endif + + /* Public Interface - May be used in end-application: */ + /* Inline Functions: */ + /** Initialises the serial stream (and regular USART driver) so that both the stream and regular + * USART driver functions can be used. Must be called before any stream or regular USART functions. + * + * \param[in] BaudRate Baud rate to configure the USART to. + * \param[in] DoubleSpeed Enables double speed mode when set, halving the sample time to double the baud rate. + */ + static inline void SerialStream_Init(const uint32_t BaudRate, + const bool DoubleSpeed) + { + Serial_Init(BaudRate, DoubleSpeed); + + stdout = &USARTStream; + stdin = &USARTStream; + } + + /** Turns off the serial stream (and regular USART driver), disabling and returning used hardware to + * their default configuration. + */ + static inline void SerialStream_ShutDown(void) + { + Serial_ShutDown(); + } + + /* Disable C linkage for C++ Compilers: */ + #if defined(__cplusplus) + } + #endif + +#endif + +/** @} */ + -- cgit v1.2.3