/* ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ #ifndef MCUCONF_H #define MCUCONF_H /* * STM32F0xx drivers configuration. * The following settings override the default settings present in * the various device driver implementation headers. * Note that the settings for each driver only have effect if the whole * driver is enabled in halconf.h. * * IRQ priorities: * 3...0 Lowest...Highest. * * DMA priorities: * 0...3 Lowest...Highest. */ #define STM32F0xx_MCUCONF /* * HAL driver system settings. */ #define STM32_NO_INIT FALSE #define STM32_PVD_ENABLE FALSE #define STM32_PLS STM32_PLS_LEV0 #define STM32_HSI_ENABLED TRUE #define STM32_HSI14_ENABLED TRUE #define STM32_LSI_ENABLED TRUE #define STM32_HSE_ENABLED FALSE #define STM32_LSE_ENABLED FALSE #define STM32_SW STM32_SW_PLL #define STM32_PLLSRC STM32_PLLSRC_HSI_DIV2 #define STM32_PREDIV_VALUE 1 #define STM32_PLLMUL_VALUE 12 #define STM32_HPRE STM32_HPRE_DIV1 #define STM32_PPRE STM32_PPRE_DIV1 #define STM32_MCOSEL STM32_MCOSEL_NOCLOCK #define STM32_MCOPRE STM32_MCOPRE_DIV1 #define STM32_PLLNODIV STM32_PLLNODIV_DIV2 #define STM32_USBSW STM32_USBSW_HSI48 #define STM32_CECSW STM32_CECSW_HSI #define STM32_I2C1SW STM32_I2C1SW_HSI #define STM32_USART1SW STM32_USART1SW_PCLK #define STM32_RTCSEL STM32_RTCSEL_LSI /* * IRQ system settings. */ #define STM32_IRQ_EXTI0_1_IRQ_PRIORITY 3 #define STM32_IRQ_EXTI2_3_IRQ_PRIORITY 3 #define STM32_IRQ_EXTI4_15_IRQ_PRIORITY 3 #define STM32_IRQ_EXTI16_IRQ_PRIORITY 3 #define STM32_IRQ_EXTI17_20_IRQ_PRIORITY 3 #define STM32_IRQ_EXTI21_22_IRQ_PRIORITY 3 /* * ADC driver system settings. */ #define STM32_ADC_USE_ADC1 TRUE #define STM32_ADC_ADC1_CKMODE STM32_ADC_CKMODE_ADCCLK #define STM32_ADC_ADC1_DMA_PRIORITY 2 #define STM32_ADC_ADC1_DMA_IRQ_PRIORITY 2 #define STM32_ADC_ADC1_DMA_STREAM STM32_DMA_STREAM_ID(1, 1) /* * GPT driver system settings. */ #define STM32_GPT_USE_TIM1 FALSE #define STM32_GPT_USE_TIM2 FALSE #define STM32_GPT_USE_TIM3 FALSE #define STM32_GPT_USE_TIM14 FALSE #define STM32_GPT_TIM1_IRQ_PRIORITY 2 #define STM32_GPT_TIM2_IRQ_PRIORITY 2 #define STM32_GPT_TIM3_IRQ_PRIORITY 2 #define STM32_GPT_TIM14_IRQ_PRIORITY 2 /* * I2C driver system settings. */ #define STM32_I2C_USE_I2C1 FALSE #define STM32_I2C_USE_I2C2 FALSE #define STM32_I2C_BUSY_TIMEOUT 50 #define STM32_I2C_I2C1_IRQ_PRIORITY 3 #define STM32_I2C_I2C2_IRQ_PRIORITY 3 #define STM32_I2C_USE_DMA TRUE #define STM32_I2C_I2C1_DMA_PRIORITY 1 #define STM32_I2C_I2C2_DMA_PRIORITY 1 #define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3) #define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2) #define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5) #define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4) #define STM32_I2C_DMA_ERROR_HOOK(i2cp) osalSysHalt("DMA failure") /* * I2S driver system settings. */ #define STM32_I2S_USE_SPI1 FALSE #define STM32_I2S_USE_SPI2 FALSE #define STM32_I2S_SPI1_MODE (STM32_I2S_MODE_MASTER | \ STM32_I2S_MODE_RX) #define STM32_I2S_SPI2_MODE (STM32_I2S_MODE_MASTER | \ STM32_I2S_MODE_RX) #define STM32_I2S_SPI1_IRQ_PRIORITY 2 #define STM32_I2S_SPI2_IRQ_PRIORITY 2 #define STM32_I2S_SPI1_DMA_PRIORITY 1 #define STM32_I2S_SPI2_DMA_PRIORITY 1 #define STM32_I2S_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2) #define STM32_I2S_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3) #define STM32_I2S_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4) #define STM32_I2S_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5) #define STM32_I2S_DMA_ERROR_HOOK(i2sp) osalSysHalt("DMA failure") /* * ICU driver system settings. */ #define STM32_ICU_USE_TIM1 FALSE #define STM32_ICU_USE_TIM2 FALSE #define STM32_ICU_USE_TIM3 FALSE #define STM32_ICU_TIM1_IRQ_PRIORITY 3 #define STM32_ICU_TIM2_IRQ_PRIORITY 3 #define STM32_ICU_TIM3_IRQ_PRIORITY 3 /* * PWM driver system settings. */ #define STM32_PWM_USE_ADVANCED FALSE #define STM32_PWM_USE_TIM1 FALSE #define STM32_PWM_USE_TIM2 FALSE #define STM32_PWM_USE_TIM3 FALSE #define STM32_PWM_TIM1_IRQ_PRIORITY 3 #define STM32_PWM_TIM2_IRQ_PRIORITY 3 #define STM32_PWM_TIM3_IRQ_PRIORITY 3 /* * SERIAL driver system settings. */ #define STM32_SERIAL_USE_USART1 FALSE #define STM32_SERIAL_USE_USART2 FALSE #define STM32_SERIAL_USART1_PRIORITY 3 #define STM32_SERIAL_USART2_PRIORITY 3 /* * SPI driver system settings. */ #define STM32_SPI_USE_SPI1 FALSE #define STM32_SPI_USE_SPI2 FALSE #define STM32_SPI_SPI1_DMA_PRIORITY 1 #define STM32_SPI_SPI2_DMA_PRIORITY 1 #define STM32_SPI_SPI1_IRQ_PRIORITY 2 #define STM32_SPI_SPI2_IRQ_PRIORITY 2 #define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2) #define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3) #define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4) #define STM32_SPI_S
/*
             LUFA Library
     Copyright (C) Dean Camera, 2017.

  dean [at] fourwalledcubicle [dot] com
           www.lufa-lib.org
*/

/*
  Copyright 2010  Denver Gingerich (denver [at] ossguy [dot] com)
  Copyright 2017  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 disclaims 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
 *
 *  Header file for CircularBitBuffer.c.
 */

#ifndef _CIRCULARBITBUFFER_H_
#define _CIRCULARBITBUFFER_H_

	/* Includes: */
		#include <avr/io.h>
		#include <stdbool.h>

		#include <LUFA/Common/Common.h>

	/* Macros: */
		#if (defined(__AVR_AT90USB1287__) || defined(__AVR_AT90USB647__) || \
		     defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB646__)) || defined(__DOXYGEN__)
			/** Maximum number of bits which can be stored into a bit buffer. The memory usage is one eighth of this value per buffer. */
			#define MAX_BITS 8192
		#else
			#define MAX_BITS 1024
		#endif

	/* Type Defines: */
		/** Type define for a pointer to a bit in a bit buffer. */
		typedef struct
		{
			uint8_t* CurrentByte; /**< Pointer to the current byte in the buffer */
			uint8_t  ByteMask; /**< Mask of the current bit in the buffer */
		} BitBufferPointer_t;

		/** Type define for a circular packet bit buffer. */
		typedef struct
		{
			uint8_t            Data[MAX_BITS / 8]; /**< Buffer to hold the stored bits in packed form */
			uint16_t           Elements; /**< Number of stored bits in the bit buffer */

			BitBufferPointer_t In; /**< Bit pointer to the next storage location in the buffer */
			BitBufferPointer_t Out; /**< Bit pointer to the next retrieval location in the buffer */
		} BitBuffer_t;

	/* Function Prototypes: */
		/** Initializes or resets a given bit buffer, ready to store new bits.
		 *
		 *  \param[in,out] Buffer  Bit buffer to initialize
		 */
		void BitBuffer_Init(BitBuffer_t* const Buffer) ATTR_NON_NULL_PTR_ARG(1);

		/** Stores a bit into the next location inside a given bit buffer.
		 *
		 *  \param[in,out] Buffer  Bit buffer to store a bit into
		 *  \param[in] Bit  Bit to store into the buffer
		 */
		void BitBuffer_StoreNextBit(BitBuffer_t* const Buffer,
		                            const bool Bit) ATTR_NON_NULL_PTR_ARG(1);

		/** Retrieves a bit from the next location inside a given bit buffer.
		 *
		 *  \param[in,out] Buffer  Bit buffer to retrieve a bit from
		 *
		 *  \return Next bit from the buffer
		 */
		bool BitBuffer_GetNextBit(BitBuffer_t* const Buffer) ATTR_NON_NULL_PTR_ARG(1);

#endif
generated by cgit v1.2.3 (git 2.25.1) at 2025-11-14 14:57:09 +0000