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author | tmk <hasu@tmk-kbd.com> | 2015-05-13 04:13:10 +0200 |
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committer | tmk <hasu@tmk-kbd.com> | 2015-05-13 04:13:10 +0200 |
commit | f1f2066657f4a0998adc016c95d7e541b436e09f (patch) | |
tree | d056cb656b538c4f3a3c205363e0070976655e2e /tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/Peripheral/AVR8/Serial_AVR8.h | |
parent | 1c73e574f109a17566db99e399bdf86007488d2a (diff) | |
parent | f6d56675f9f981c5464f0ca7a1fbb0162154e8c5 (diff) | |
download | qmk_firmware-f1f2066657f4a0998adc016c95d7e541b436e09f.tar.gz qmk_firmware-f1f2066657f4a0998adc016c95d7e541b436e09f.tar.xz |
Merge commit 'f6d56675f9f981c5464f0ca7a1fbb0162154e8c5'
Diffstat (limited to 'tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/Peripheral/AVR8/Serial_AVR8.h')
-rw-r--r-- | tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/Peripheral/AVR8/Serial_AVR8.h | 239 |
1 files changed, 0 insertions, 239 deletions
diff --git a/tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/Peripheral/AVR8/Serial_AVR8.h b/tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/Peripheral/AVR8/Serial_AVR8.h deleted file mode 100644 index 8416082f5..000000000 --- a/tmk_core/protocol/lufa/LUFA-120730/LUFA/Drivers/Peripheral/AVR8/Serial_AVR8.h +++ /dev/null @@ -1,239 +0,0 @@ -/*
- LUFA Library
- Copyright (C) Dean Camera, 2012.
-
- dean [at] fourwalledcubicle [dot] com
- www.lufa-lib.org
-*/
-
-/*
- Copyright 2012 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 Serial USART Peripheral Driver (AVR8)
- *
- * On-chip serial USART driver for the 8-bit AVR microcontrollers.
- *
- * \note This file should not be included directly. It is automatically included as needed by the USART driver
- * dispatch header located in LUFA/Drivers/Peripheral/Serial.h.
- */
-
-/** \ingroup Group_Serial
- * \defgroup Group_Serial_AVR8 Serial USART Peripheral Driver (AVR8)
- *
- * \section Sec_ModDescription Module Description
- * On-chip serial USART driver for the 8-bit AVR microcontrollers.
- *
- * \note This file should not be included directly. It is automatically included as needed by the USART driver
- * dispatch header located in LUFA/Drivers/Peripheral/Serial.h.
- *
- * \section Sec_ExampleUsage Example Usage
- * The following snippet is an example of how this module may be used within a typical
- * application.
- *
- * \code
- * // Initialize the serial USART driver before first use, with 9600 baud (and no double-speed mode)
- * Serial_Init(9600, false);
- *
- * // Send a string through the USART
- * Serial_TxString("Test String\r\n");
- *
- * // Receive a byte through the USART
- * uint8_t DataByte = Serial_RxByte();
- * \endcode
- *
- * @{
- */
-
-#ifndef __SERIAL_AVR8_H__
-#define __SERIAL_AVR8_H__
-
- /* Includes: */
- #include "../../../Common/Common.h"
- #include "../../Misc/TerminalCodes.h"
-
- #include <stdio.h>
-
- /* Enable C linkage for C++ Compilers: */
- #if defined(__cplusplus)
- extern "C" {
- #endif
-
- /* Preprocessor Checks: */
- #if !defined(__INCLUDE_FROM_SERIAL_H) && !defined(__INCLUDE_FROM_SERIAL_C)
- #error Do not include this file directly. Include LUFA/Drivers/Peripheral/Serial.h instead.
- #endif
-
- /* Private Interface - For use in library only: */
- #if !defined(__DOXYGEN__)
- /* External Variables: */
- extern FILE USARTSerialStream;
-
- /* Function Prototypes: */
- int Serial_putchar(char DataByte,
- FILE *Stream);
- int Serial_getchar(FILE *Stream);
- int Serial_getchar_Blocking(FILE *Stream);
- #endif
-
- /* Public Interface - May be used in end-application: */
- /* Macros: */
- /** Macro for calculating the baud value from a given baud rate when the \c U2X (double speed) bit is
- * not set.
- *
- * \param[in] Baud Target serial UART baud rate.
- *
- * \return Closest UBRR register value for the given UART frequency.
- */
- #define SERIAL_UBBRVAL(Baud) ((((F_CPU / 16) + (Baud / 2)) / (Baud)) - 1)
-
- /** Macro for calculating the baud value from a given baud rate when the \c U2X (double speed) bit is
- * set.
- *
- * \param[in] Baud Target serial UART baud rate.
- *
- * \return Closest UBRR register value for the given UART frequency.
- */
- #define SERIAL_2X_UBBRVAL(Baud) ((((F_CPU / 8) + (Baud / 2)) / (Baud)) - 1)
-
- /* Function Prototypes: */
- /** Transmits a given string located in program space (FLASH) through the USART.
- *
- * \param[in] FlashStringPtr Pointer to a string located in program space.
- */
- void Serial_SendString_P(const char* FlashStringPtr) ATTR_NON_NULL_PTR_ARG(1);
-
- /** Transmits a given string located in SRAM memory through the USART.
- *
- * \param[in] StringPtr Pointer to a string located in SRAM space.
- */
- void Serial_SendString(const char* StringPtr) ATTR_NON_NULL_PTR_ARG(1);
-
- /** Transmits a given buffer located in SRAM memory through the USART.
- *
- * \param[in] Buffer Pointer to a buffer containing the data to send.
- * \param[in] Length Length of the data to send, in bytes.
- */
- void Serial_SendData(const uint8_t* Buffer, uint16_t Length) ATTR_NON_NULL_PTR_ARG(1);
-
- /** Creates a standard character stream from the USART so that it can be used with all the regular functions
- * in the avr-libc \c <stdio.h> library that accept a \c FILE stream as a destination (e.g. \c fprintf). The created
- * stream is bidirectional and can be used for both input and output functions.
- *
- * Reading data from this stream is non-blocking, i.e. in most instances, complete strings cannot be read in by a single
- * fetch, as the endpoint will not be ready at some point in the transmission, aborting the transfer. However, this may
- * be used when the read data is processed byte-per-bye (via \c getc()) or when the user application will implement its own
- * line buffering.
- *
- * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed, if \c NULL, \c stdout
- * and \c stdin will be configured to use the USART.
- *
- * \pre The USART must first be configured via a call to \ref Serial_Init() before the stream is used.
- */
- void Serial_CreateStream(FILE* Stream);
-
- /** Identical to \ref Serial_CreateStream(), except that reads are blocking until the calling stream function terminates
- * the transfer.
- *
- * \param[in,out] Stream Pointer to a FILE structure where the created stream should be placed, if \c NULL, \c stdout
- * and \c stdin will be configured to use the USART.
- *
- * \pre The USART must first be configured via a call to \ref Serial_Init() before the stream is used.
- */
- void Serial_CreateBlockingStream(FILE* Stream);
-
- /* Inline Functions: */
- /** Initializes the USART, ready for serial data transmission and reception. This initializes the interface to
- * standard 8-bit, no parity, 1 stop bit settings suitable for most applications.
- *
- * \param[in] BaudRate Serial baud rate, in bits per second.
- * \param[in] DoubleSpeed Enables double speed mode when set, halving the sample time to double the baud rate.
- */
- static inline void Serial_Init(const uint32_t BaudRate,
- const bool DoubleSpeed)
- {
- UBRR1 = (DoubleSpeed ? SERIAL_2X_UBBRVAL(BaudRate) : SERIAL_UBBRVAL(BaudRate));
-
- UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));
- UCSR1A = (DoubleSpeed ? (1 << U2X1) : 0);
- UCSR1B = ((1 << TXEN1) | (1 << RXEN1));
-
- DDRD |= (1 << 3);
- PORTD |= (1 << 2);
- }
-
- /** Turns off the USART driver, disabling and returning used hardware to their default configuration. */
- static inline void Serial_Disable(void)
- {
- UCSR1B = 0;
- UCSR1A = 0;
- UCSR1C = 0;
-
- UBRR1 = 0;
-
- DDRD &= ~(1 << 3);
- PORTD &= ~(1 << 2);
- }
-
- /** Indicates whether a character has been received through the USART.
- *
- * \return Boolean \c true if a character has been received, \c false otherwise.
- */
- static inline bool Serial_IsCharReceived(void) ATTR_WARN_UNUSED_RESULT ATTR_ALWAYS_INLINE;
- static inline bool Serial_IsCharReceived(void)
- {
- return ((UCSR1A & (1 << RXC1)) ? true : false);
- }
-
- /** Transmits a given byte through the USART.
- *
- * \param[in] DataByte Byte to transmit through the USART.
- */
- static inline void Serial_SendByte(const char DataByte) ATTR_ALWAYS_INLINE;
- static inline void Serial_SendByte(const char DataByte)
- {
- while (!(UCSR1A & (1 << UDRE1)));
- UDR1 = DataByte;
- }
-
- /** Receives the next byte from the USART.
- *
- * \return Next byte received from the USART, or a negative value if no byte has been received.
- */
- static inline int16_t Serial_ReceiveByte(void) ATTR_ALWAYS_INLINE;
- static inline int16_t Serial_ReceiveByte(void)
- {
- if (!(Serial_IsCharReceived()))
- return -1;
-
- return UDR1;
- }
-
- /* Disable C linkage for C++ Compilers: */
- #if defined(__cplusplus)
- }
- #endif
-
-#endif
-
-/** @} */
-
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