Rename Drivers/AT90USBXXX to Drivers/Peripheral.
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87
LUFA/Drivers/Peripheral/ADC.h
Normal file
87
LUFA/Drivers/Peripheral/ADC.h
Normal file
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@ -0,0 +1,87 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
|
||||
and its documentation for any purpose and without fee is hereby
|
||||
granted, 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.
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*/
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/** \file
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*
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* This file is the master dispatch header file for the device-specific ADC driver, for AVRs containing an ADC.
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*
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* User code should include this file, which will in turn include the correct ADC driver header file for the
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* currently selected AVR model.
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*/
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/** \ingroup Group_SubsystemDrivers
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* @defgroup Group_ADC ADC Driver - LUFA/Drivers/Peripheral/ADC.h
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*/
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#ifndef __ADC_H__
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#define __ADC_H__
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/* Macros: */
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#if !defined(__DOXYGEN__)
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#define INCLUDE_FROM_ADC_H
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#define INCLUDE_FROM_CHIP_DRIVER
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#endif
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/* Includes: */
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#if (defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB646__) || \
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defined(__AVR_AT90USB1287__) || defined(__AVR_AT90USB647__) || \
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defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__) || \
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defined(__AVR_ATmega32U6__))
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#include "AT90USBXXX67/ADC.h"
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#else
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#error "ADC is not available for the currently selected AVR model."
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#endif
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/* Public Interface - May be used in end-application: */
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/* Inline Functions: */
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/** Starts the reading of the given channel, but does not wait until the conversion has completed.
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* Once executed, the conversion status can be determined via the ADC_IsReadingComplete() macro and
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* the result read via the ADC_GetResult() macro.
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*
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* \param MUXMask Mask comprising of an ADC channel number, reference mask and adjustment mask
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*/
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static inline void ADC_StartReading(const uint8_t MUXMask);
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/** Performs a complete single reading from channel, including a polling spinloop to wait for the
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* conversion to complete, and the returning of the converted value.
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*
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* \param MUXMask Mask comprising of an ADC channel number, reference mask and adjustment mask
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*/
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static inline uint16_t ADC_GetChannelReading(const uint8_t MUXMask) ATTR_WARN_UNUSED_RESULT;
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/** Configures the given ADC channel, ready for ADC conversions. This function sets the
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* associated port pin as an input and disables the digital portion of the I/O to reduce
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* power consumption.
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*
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* \param Channel ADC channel number to set up for conversions
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*/
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static inline void ADC_SetupChannel(const uint8_t Channel);
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#endif
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185
LUFA/Drivers/Peripheral/AT90USBXXX67/ADC.h
Normal file
185
LUFA/Drivers/Peripheral/AT90USBXXX67/ADC.h
Normal file
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@ -0,0 +1,185 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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Permission to use, copy, modify, and distribute this software
|
||||
and its documentation for any purpose and without fee is hereby
|
||||
granted, 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,
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||||
arising out of or in connection with the use or performance of
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this software.
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*/
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/** \file
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*
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* ADC driver for the AT90USB1287, AT90USB1286, AT90USB647, AT90USB646, ATMEGA16U4 and ATMEGA32U4 AVRs.
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*
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* \note This file should not be included directly. It is automatically included as needed by the ADC driver
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* dispatch header located in LUFA/Drivers/Peripheral/ADC.h.
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*/
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/** \ingroup Group_ADC
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* @defgroup Group_ADC_AT90USBXXX67 AT90USBXXX6 and AT90USBXXX7 Models
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*
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* @{
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*/
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#ifndef __ADC_AT90USBXXX67_H__
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#define __ADC_AT90USBXXX67_H__
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/* Includes: */
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#include "../../../Common/Common.h"
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#include <avr/io.h>
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#include <stdbool.h>
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/* Enable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* Preprocessor Checks: */
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#if !defined(INCLUDE_FROM_ADC_H)
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#error Do not include this file directly. Include LUFA/Drivers/Peripheral/ADC.h instead.
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#endif
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/* Public Interface - May be used in end-application: */
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/* Macros: */
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/** Initializes the ADC, ready for conversions. This must be called before any other ADC operations.
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* The "mode" parameter should be a mask comprised of a conversion mode (free running or single) and
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* prescaler masks.
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*/
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#define ADC_Init(mode) MACROS{ ADCSRA = ((1 << ADEN) | mode); }MACROE
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/** Turns off the ADC. If this is called, any further ADC operations will require a call to the
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* ADC_Init() macro before the ADC can be used again.
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*/
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#define ADC_Off() MACROS{ ADCSRA = 0; }MACROE
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/** Indicates if the ADC is enabled. This macro will return boolean true if the ADC subsystem is
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* currently enabled, or false otherwise.
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*/
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#define ADC_GetStatus() ((ADCSRA & (1 << ADEN)) ? true : false)
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/** Indicates if the current ADC conversion is completed, or still in progress. This returns boolean
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* false if the reading is still taking place, or true if the conversion is complete and ready to be
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* read out with ADC_GetResult().
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*/
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#define ADC_IsReadingComplete() (!(ADCSRA & (1 << ADSC)))
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/** Returns the result of the last conversion, as a 16-bit wide integer. */
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#define ADC_GetResult() ADC
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/** Reference mask, for using the voltage present at the AVR's AREF pin for the ADC reference. */
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#define ADC_REFERENCE_AREF 0
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/** Reference mask, for using the voltage present at the AVR's AVCC pin for the ADC reference. */
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#define ADC_REFERENCE_AVCC (1 << REFS0)
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/** Reference mask, for using the internally generated 2.56V reference voltage as the ADC reference. */
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#define ADC_REFERENCE_INT2560MV ((1 << REFS1)| (1 << REFS0))
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/** Left-adjusts the 10-bit ADC result, so that the upper 8 bits of the value returned by the
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* ADC_GetResult() macro contain the 8 most significant bits of the result. */
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#define ADC_LEFT_ADJUSTED (1 << ADLAR)
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/** Right-adjusts the 10-bit ADC result, so that the lower 8 bits of the value returned by the
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* ADC_GetResult() macro contain the 8 least significant bits of the result. */
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#define ADC_RIGHT_ADJUSTED (0 << ADLAR)
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/** Sets the ADC mode to free running, so that conversions take place continuously as fast as the ADC
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* is capable of at the given input clock speed. */
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#define ADC_FREE_RUNNING (1 << ADATE)
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/** Sets the ADC mode to single conversion, so that only a single conversion will take place before
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* the ADC returns to idle. */
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#define ADC_SINGLE_CONVERSION (0 << ADATE)
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/** Sets the ADC input clock to prescale by a factor of 2 the AVR's system clock. */
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#define ADC_PRESCALE_2 (1 << ADPS0)
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/** Sets the ADC input clock to prescale by a factor of 4 the AVR's system clock. */
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#define ADC_PRESCALE_4 (1 << ADPS1)
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/** Sets the ADC input clock to prescale by a factor of 8 the AVR's system clock. */
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#define ADC_PRESCALE_8 ((1 << ADPS0) | (1 << ADPS1))
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/** Sets the ADC input clock to prescale by a factor of 16 the AVR's system clock. */
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#define ADC_PRESCALE_16 (1 << ADPS2)
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/** Sets the ADC input clock to prescale by a factor of 32 the AVR's system clock. */
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#define ADC_PRESCALE_32 ((1 << ADPS2) | (1 << ADPS0))
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/** Sets the ADC input clock to prescale by a factor of 64 the AVR's system clock. */
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#define ADC_PRESCALE_64 ((1 << ADPS2) | (1 << ADPS1))
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/** Sets the ADC input clock to prescale by a factor of 128 the AVR's system clock. */
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#define ADC_PRESCALE_128 ((1 << ADPS2) | (1 << ADPS1) | (1 << ADPS0))
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/* Inline Functions: */
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/** Configures the given ADC channel, ready for ADC conversions. This function sets the
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* associated port pin as an input and disables the digital portion of the I/O to reduce
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* power consumption.
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*
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* \param Channel ADC channel number to set up for conversions
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*/
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static inline void ADC_SetupChannel(const uint8_t Channel)
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{
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DDRF &= ~(1 << Channel);
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DIDR0 |= (1 << Channel);
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}
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/** Starts the reading of the given channel, but does not wait until the conversion has completed.
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* Once executed, the conversion status can be determined via the ADC_IsReadingComplete() macro and
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* the result read via the ADC_GetResult() macro.
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*
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* \param MUXMask Mask comprising of an ADC channel number, reference mask and adjustment mask
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*/
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static inline void ADC_StartReading(const uint8_t MUXMask)
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{
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ADMUX = MUXMask;
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ADCSRA |= (1 << ADSC);
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}
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/** Performs a complete single reading from channel, including a polling spinloop to wait for the
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* conversion to complete, and the returning of the converted value.
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*
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* \param MUXMask Mask comprising of an ADC channel number, reference mask and adjustment mask
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*/
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static inline uint16_t ADC_GetChannelReading(const uint8_t MUXMask) ATTR_WARN_UNUSED_RESULT;
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static inline uint16_t ADC_GetChannelReading(const uint8_t MUXMask)
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{
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ADC_StartReading(MUXMask);
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while (!(ADC_IsReadingComplete()));
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return ADC_GetResult();
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}
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/* Disable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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}
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#endif
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#endif
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/** @} */
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149
LUFA/Drivers/Peripheral/SPI.h
Normal file
149
LUFA/Drivers/Peripheral/SPI.h
Normal file
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@ -0,0 +1,149 @@
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/*
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LUFA Library
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Copyright (C) Dean Camera, 2009.
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dean [at] fourwalledcubicle [dot] com
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www.fourwalledcubicle.com
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*/
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/*
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Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
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||||
|
||||
Permission to use, copy, modify, and distribute this software
|
||||
and its documentation for any purpose and without fee is hereby
|
||||
granted, 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.
|
||||
*/
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/** \file
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*
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* Hardware SPI subsystem driver for the supported USB AVRs models.
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*/
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/** \ingroup Group_SubsystemDrivers
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* @defgroup Group_SPI SPI Driver - LUFA/Drivers/Peripheral/SPI.h
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*
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* Functions, macros, variables, enums and types related to the setup of a the SPI port.
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*
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* @{
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*/
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#ifndef __SPI_H__
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#define __SPI_H__
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/* Includes: */
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#include <stdbool.h>
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/* Enable C linkage for C++ Compilers: */
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#if defined(__cplusplus)
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extern "C" {
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#endif
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/* Private Interface - For use in library only: */
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#if !defined(__DOXYGEN__)
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/* Macros: */
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#define SPI_USE_DOUBLESPEED (1 << 7)
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#endif
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/* Public Interface - May be used in end-application: */
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/* Macros: */
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/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 2. */
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#define SPI_SPEED_FCPU_DIV_2 SPI_USE_DOUBLESPEED
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/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 4. */
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#define SPI_SPEED_FCPU_DIV_4 0
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/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 8. */
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#define SPI_SPEED_FCPU_DIV_8 (SPI_USE_DOUBLESPEED | (1 << SPR0))
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/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 16. */
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#define SPI_SPEED_FCPU_DIV_16 (1 << SPR0)
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/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 32. */
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#define SPI_SPEED_FCPU_DIV_32 (SPI_USE_DOUBLESPEED | (1 << SPR1))
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/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 64. */
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#define SPI_SPEED_FCPU_DIV_64 (SPI_USE_DOUBLESPEED | (1 << SPR1) | (1 << SPR0))
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/** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 128. */
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#define SPI_SPEED_FCPU_DIV_128 ((1 << SPR1) | (1 << SPR0))
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/* Inline Functions: */
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/** Initializes the SPI subsystem, ready for transfers. Must be called before calling any other
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* SPI routines.
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*
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* \param PrescalerMask Prescaler mask to set the SPI clock speed
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* \param Master If true, sets the SPI system to use master mode, slave if false
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*/
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static inline void SPI_Init(const uint8_t PrescalerMask, const bool Master)
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{
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DDRB |= ((1 << 1) | (1 << 2));
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PORTB |= ((1 << 0) | (1 << 3));
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SPCR = ((1 << SPE) | (Master << MSTR) | (1 << CPOL) | (1 << CPHA) |
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(PrescalerMask & ~SPI_USE_DOUBLESPEED));
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if (PrescalerMask & SPI_USE_DOUBLESPEED)
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SPSR = (1 << SPI2X);
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}
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/** Sends and receives a byte through the SPI interface, blocking until the transfer is complete.
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*
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* \param Byte Byte to send through the SPI interface
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*
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* \return Response byte from the attached SPI device
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*/
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static inline uint8_t SPI_TransferByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;
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static inline uint8_t SPI_TransferByte(const uint8_t Byte)
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{
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SPDR = Byte;
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while (!(SPSR & (1 << SPIF)));
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return SPDR;
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}
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/** Sends a byte through the SPI interface, blocking until the transfer is complete. The response
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* byte sent to from the attached SPI device is ignored.
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*
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* \param Byte Byte to send through the SPI interface
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*/
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static inline void SPI_SendByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;
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static inline void SPI_SendByte(const uint8_t Byte)
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{
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SPDR = Byte;
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while (!(SPSR & (1 << SPIF)));
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}
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/** Sends a dummy byte through the SPI interface, blocking until the transfer is complete. The response
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* byte from the attached SPI device is returned.
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*
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* \return The response byte from the attached SPI device
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*/
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static inline uint8_t SPI_ReceiveByte(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;
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static inline uint8_t SPI_ReceiveByte(void)
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{
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SPDR = 0x00;
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while (!(SPSR & (1 << SPIF)));
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return SPDR;
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}
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/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
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#endif
|
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|
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#endif
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/** @} */
|
65
LUFA/Drivers/Peripheral/Serial.c
Normal file
65
LUFA/Drivers/Peripheral/Serial.c
Normal file
|
@ -0,0 +1,65 @@
|
|||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2009.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, and distribute this software
|
||||
and its documentation for any purpose and without fee is hereby
|
||||
granted, 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.
|
||||
*/
|
||||
|
||||
#include "Serial.h"
|
||||
|
||||
void Serial_Init(const uint32_t BaudRate, const bool DoubleSpeed)
|
||||
{
|
||||
UCSR1A = ((DoubleSpeed) ? (1 << U2X1) : 0);
|
||||
UCSR1B = ((1 << RXEN1) | (1 << TXEN1));
|
||||
UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));
|
||||
|
||||
DDRD |= (1 << 3);
|
||||
PORTD |= (1 << 2);
|
||||
|
||||
UBRR1 = SERIAL_UBBRVAL(BaudRate);
|
||||
}
|
||||
|
||||
void Serial_TxString_P(const char *FlashStringPtr)
|
||||
{
|
||||
uint8_t CurrByte;
|
||||
|
||||
while ((CurrByte = pgm_read_byte(FlashStringPtr)) != 0x00)
|
||||
{
|
||||
Serial_TxByte(CurrByte);
|
||||
FlashStringPtr++;
|
||||
}
|
||||
}
|
||||
|
||||
void Serial_TxString(const char *StringPtr)
|
||||
{
|
||||
uint8_t CurrByte;
|
||||
|
||||
while ((CurrByte = *StringPtr) != 0x00)
|
||||
{
|
||||
Serial_TxByte(CurrByte);
|
||||
StringPtr++;
|
||||
}
|
||||
}
|
125
LUFA/Drivers/Peripheral/Serial.h
Normal file
125
LUFA/Drivers/Peripheral/Serial.h
Normal file
|
@ -0,0 +1,125 @@
|
|||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2009.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, and distribute this software
|
||||
and its documentation for any purpose and without fee is hereby
|
||||
granted, 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
|
||||
*
|
||||
* Driver for the USART subsystem on supported USB AVRs.
|
||||
*/
|
||||
|
||||
/** \ingroup Group_SubsystemDrivers
|
||||
* @defgroup Group_Serial Serial USART Driver - LUFA/Drivers/Peripheral/Serial.h
|
||||
*
|
||||
* Functions, macros, variables, enums and types related to the setup of the USART for serial communications.
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __SERIAL_H__
|
||||
#define __SERIAL_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr/io.h>
|
||||
#include <avr/pgmspace.h>
|
||||
#include <stdbool.h>
|
||||
|
||||
#include "../../Common/Common.h"
|
||||
#include "../Misc/TerminalCodes.h"
|
||||
|
||||
/* Enable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
extern "C" {
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Macros: */
|
||||
/** Indicates whether a character has been received through the USART - boolean false if no character
|
||||
* has been received, or non-zero if a character is waiting to be read from the reception buffer.
|
||||
*/
|
||||
#define Serial_IsCharReceived() ((UCSR1A & (1 << RXC1)) ? true : false)
|
||||
|
||||
/** Macro for calculating the baud value from a given baud rate when the U2X (double speed) bit is
|
||||
* not set.
|
||||
*/
|
||||
#define SERIAL_UBBRVAL(baud) (((F_CPU / 16) / baud) - 1)
|
||||
|
||||
/** Macro for calculating the baud value from a given baud rate when the U2X (double speed) bit is
|
||||
* set.
|
||||
*/
|
||||
#define SERIAL_2X_UBBRVAL(baud) (((F_CPU / 8) / baud) - 1)
|
||||
|
||||
/* Function Prototypes: */
|
||||
/** Initializes the USART, ready for serial data transmission and reception.
|
||||
*
|
||||
* \param BaudRate Baud rate to configure the USART to
|
||||
* \param DoubleSpeed Enables double speed mode when set, halving the sample time to double the baud rate
|
||||
*/
|
||||
void Serial_Init(const uint32_t BaudRate, const bool DoubleSpeed);
|
||||
|
||||
/** Transmits a given string located in program space (FLASH) through the USART.
|
||||
*
|
||||
* \param FlashStringPtr Pointer to a string located in program space
|
||||
*/
|
||||
void Serial_TxString_P(const char *FlashStringPtr) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/** Transmits a given string located in SRAM memory through the USART.
|
||||
*
|
||||
* \param StringPtr Pointer to a string located in SRAM space
|
||||
*/
|
||||
void Serial_TxString(const char *StringPtr) ATTR_NON_NULL_PTR_ARG(1);
|
||||
|
||||
/* Inline Functions: */
|
||||
/** Transmits a given byte through the USART.
|
||||
*
|
||||
* \param DataByte Byte to transmit through the USART
|
||||
*/
|
||||
static inline void Serial_TxByte(const char DataByte)
|
||||
{
|
||||
while (!(UCSR1A & (1 << UDRE1)));
|
||||
UDR1 = DataByte;
|
||||
}
|
||||
|
||||
/** Receives a byte from the USART.
|
||||
*
|
||||
* \return Byte received from the USART
|
||||
*/
|
||||
static inline char Serial_RxByte(void)
|
||||
{
|
||||
while (!(UCSR1A & (1 << RXC1)));
|
||||
return UDR1;
|
||||
}
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
45
LUFA/Drivers/Peripheral/Serial_Stream.c
Normal file
45
LUFA/Drivers/Peripheral/Serial_Stream.c
Normal file
|
@ -0,0 +1,45 @@
|
|||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2009.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, and distribute this software
|
||||
and its documentation for any purpose and without fee is hereby
|
||||
granted, 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.
|
||||
*/
|
||||
|
||||
#include "Serial_Stream.h"
|
||||
|
||||
FILE USARTStream = FDEV_SETUP_STREAM(SerialStream_TxByte, SerialStream_RxByte, _FDEV_SETUP_RW);
|
||||
|
||||
int SerialStream_TxByte(char DataByte, FILE *Stream)
|
||||
{
|
||||
Serial_TxByte(DataByte);
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
int SerialStream_RxByte(FILE *Stream)
|
||||
{
|
||||
return Serial_RxByte();
|
||||
}
|
93
LUFA/Drivers/Peripheral/Serial_Stream.h
Normal file
93
LUFA/Drivers/Peripheral/Serial_Stream.h
Normal file
|
@ -0,0 +1,93 @@
|
|||
/*
|
||||
LUFA Library
|
||||
Copyright (C) Dean Camera, 2009.
|
||||
|
||||
dean [at] fourwalledcubicle [dot] com
|
||||
www.fourwalledcubicle.com
|
||||
*/
|
||||
|
||||
/*
|
||||
Copyright 2009 Dean Camera (dean [at] fourwalledcubicle [dot] com)
|
||||
|
||||
Permission to use, copy, modify, and distribute this software
|
||||
and its documentation for any purpose and without fee is hereby
|
||||
granted, 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
|
||||
*
|
||||
* Serial stream driver for the USART subsystem on supported USB AVRs. This makes use of the functions in the
|
||||
* regular USART driver, but allows the avr-libc standard stream functions (printf, puts, etc.) to work with the
|
||||
* USART.
|
||||
**/
|
||||
|
||||
/** \ingroup Group_SubsystemDrivers
|
||||
* @defgroup Group_SerialStream Serial Stream Driver - LUFA/Drivers/Peripheral/Serial_Stream.h
|
||||
*
|
||||
* Functions, macros, variables, enums and types related to the setup of a serial stream, so that standard printf and other
|
||||
* C stream functions can be used on the serial port.
|
||||
*
|
||||
* @{
|
||||
*/
|
||||
|
||||
#ifndef __SERIAL_STREAM_H__
|
||||
#define __SERIAL_STREAM_H__
|
||||
|
||||
/* Includes: */
|
||||
#include <avr/io.h>
|
||||
#include <stdio.h>
|
||||
|
||||
#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: */
|
||||
int SerialStream_TxByte(char DataByte, FILE *Stream) ATTR_NON_NULL_PTR_ARG(2);
|
||||
int SerialStream_RxByte(FILE *Stream) ATTR_NON_NULL_PTR_ARG(1);
|
||||
#endif
|
||||
|
||||
/* Public Interface - May be used in end-application: */
|
||||
/* Inline Functions: */
|
||||
/** Initializes 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 BaudRate Baud rate to configure the USART to
|
||||
* \param 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;
|
||||
}
|
||||
|
||||
/* Disable C linkage for C++ Compilers: */
|
||||
#if defined(__cplusplus)
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif
|
||||
|
||||
/** @} */
|
Loading…
Add table
Add a link
Reference in a new issue