defined(__AVR_AT90USB1287__) || defined(__AVR_AT90USB647__) || \\r
defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__) || \\r
defined(__AVR_ATmega32U6__))\r
- #include "AVRU4U6U7/ADC.h"\r
+ #include "AVR8/ADC.h"\r
#else\r
#error "ADC is not available for the currently selected AVR model."\r
#endif\r
--- /dev/null
+/*\r
+ LUFA Library\r
+ Copyright (C) Dean Camera, 2010.\r
+ \r
+ dean [at] fourwalledcubicle [dot] com\r
+ www.fourwalledcubicle.com\r
+*/\r
+\r
+/*\r
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+ Permission to use, copy, modify, distribute, and sell this \r
+ software and its documentation for any purpose is hereby granted\r
+ without fee, provided that the above copyright notice appear in \r
+ all copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting \r
+ documentation, and that the name of the author not be used in \r
+ advertising or publicity pertaining to distribution of the \r
+ software without specific, written prior permission.\r
+\r
+ The author disclaim all warranties with regard to this\r
+ software, including all implied warranties of merchantability\r
+ and fitness. In no event shall the author be liable for any\r
+ special, indirect or consequential damages or any damages\r
+ whatsoever resulting from loss of use, data or profits, whether\r
+ in an action of contract, negligence or other tortious action,\r
+ arising out of or in connection with the use or performance of\r
+ this software.\r
+*/\r
+\r
+/** \file\r
+ *\r
+ * ADC driver for the 8-Bit AVRs containing a hardware ADC module.\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the ADC driver\r
+ * dispatch header located in LUFA/Drivers/Peripheral/ADC.h.\r
+ */\r
+\r
+/** \ingroup Group_ADC\r
+ * @defgroup Group_ADC_AVR8 8-Bit AVR ADC Driver\r
+ *\r
+ * ADC driver for 8-Bit AVRs containing a hardware ADC module.\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the ADC driver\r
+ * dispatch header located in LUFA/Drivers/Peripheral/ADC.h.\r
+ *\r
+ * @{\r
+ */\r
+ \r
+#ifndef __ADC_AVR8_H__\r
+#define __ADC_AVR8_H__\r
+\r
+ /* Includes: */\r
+ #include "../../../Common/Common.h"\r
+ \r
+ #include <avr/io.h>\r
+ #include <stdbool.h>\r
+ \r
+ /* Enable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ extern "C" {\r
+ #endif\r
+\r
+ /* Preprocessor Checks: */\r
+ #if !defined(__INCLUDE_FROM_ADC_H)\r
+ #error Do not include this file directly. Include LUFA/Drivers/Peripheral/ADC.h instead.\r
+ #endif\r
+\r
+ /* Public Interface - May be used in end-application: */\r
+ /* Macros: */ \r
+ /** Reference mask, for using the voltage present at the AVR's AREF pin for the ADC reference. */\r
+ #define ADC_REFERENCE_AREF 0\r
+\r
+ /** Reference mask, for using the voltage present at the AVR's AVCC pin for the ADC reference. */\r
+ #define ADC_REFERENCE_AVCC (1 << REFS0)\r
+\r
+ /** Reference mask, for using the internally generated 2.56V reference voltage as the ADC reference. */\r
+ #define ADC_REFERENCE_INT2560MV ((1 << REFS1)| (1 << REFS0))\r
+ \r
+ /** Left-adjusts the 10-bit ADC result, so that the upper 8 bits of the value returned by the\r
+ * ADC_GetResult() macro contain the 8 most significant bits of the result. */\r
+ #define ADC_LEFT_ADJUSTED (1 << ADLAR)\r
+\r
+ /** Right-adjusts the 10-bit ADC result, so that the lower 8 bits of the value returned by the\r
+ * ADC_GetResult() macro contain the 8 least significant bits of the result. */\r
+ #define ADC_RIGHT_ADJUSTED (0 << ADLAR)\r
+ \r
+ /** Sets the ADC mode to free running, so that conversions take place continuously as fast as the ADC\r
+ * is capable of at the given input clock speed. */\r
+ #define ADC_FREE_RUNNING (1 << ADATE)\r
+\r
+ /** Sets the ADC mode to single conversion, so that only a single conversion will take place before\r
+ * the ADC returns to idle. */\r
+ #define ADC_SINGLE_CONVERSION (0 << ADATE)\r
+ \r
+ /** Sets the ADC input clock to prescale by a factor of 2 the AVR's system clock. */\r
+ #define ADC_PRESCALE_2 (1 << ADPS0)\r
+\r
+ /** Sets the ADC input clock to prescale by a factor of 4 the AVR's system clock. */\r
+ #define ADC_PRESCALE_4 (1 << ADPS1)\r
+\r
+ /** Sets the ADC input clock to prescale by a factor of 8 the AVR's system clock. */\r
+ #define ADC_PRESCALE_8 ((1 << ADPS0) | (1 << ADPS1))\r
+\r
+ /** Sets the ADC input clock to prescale by a factor of 16 the AVR's system clock. */\r
+ #define ADC_PRESCALE_16 (1 << ADPS2)\r
+\r
+ /** Sets the ADC input clock to prescale by a factor of 32 the AVR's system clock. */\r
+ #define ADC_PRESCALE_32 ((1 << ADPS2) | (1 << ADPS0))\r
+\r
+ /** Sets the ADC input clock to prescale by a factor of 64 the AVR's system clock. */\r
+ #define ADC_PRESCALE_64 ((1 << ADPS2) | (1 << ADPS1))\r
+\r
+ /** Sets the ADC input clock to prescale by a factor of 128 the AVR's system clock. */\r
+ #define ADC_PRESCALE_128 ((1 << ADPS2) | (1 << ADPS1) | (1 << ADPS0))\r
+ \r
+ //@{\r
+ /** MUX mask define for the ADC0 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
+ #define ADC_CHANNEL0 0x00\r
+\r
+ /** MUX mask define for the ADC1 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
+ #define ADC_CHANNEL1 0x01\r
+\r
+ #if !(defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__) || defined(__DOXYGEN__))\r
+ /** MUX mask define for the ADC2 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_CHANNEL2 0x02\r
+\r
+ /** MUX mask define for the ADC3 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_CHANNEL3 0x03\r
+ #endif\r
+\r
+ /** MUX mask define for the ADC4 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
+ #define ADC_CHANNEL4 0x04\r
+\r
+ /** MUX mask define for the ADC5 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
+ #define ADC_CHANNEL5 0x05\r
+\r
+ /** MUX mask define for the ADC6 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
+ #define ADC_CHANNEL6 0x06\r
+\r
+ /** MUX mask define for the ADC7 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
+ #define ADC_CHANNEL7 0x07\r
+\r
+ /** MUX mask define for the internal 1.1V bandgap channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
+ #define ADC_1100MV_BANDGAP 0x1E\r
+ \r
+ #if (defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__) || defined(__DOXYGEN__))\r
+ /** MUX mask define for the ADC8 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_CHANNEL8 0x20\r
+\r
+ /** MUX mask define for the ADC9 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_CHANNEL9 0x21\r
+\r
+ /** MUX mask define for the ADC10 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_CHANNEL10 0x22\r
+\r
+ /** MUX mask define for the ADC11 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_CHANNEL11 0x23\r
+\r
+ /** MUX mask define for the ADC12 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_CHANNEL12 0x24\r
+\r
+ /** MUX mask define for the ADC13 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_CHANNEL13 0x25\r
+\r
+ /** MUX mask define for the internal temperature sensor channel of the ADC. See \ref ADC_StartReading and\r
+ * \ref ADC_GetChannelReading.\r
+ *\r
+ * \note Note available on all AVR models.\r
+ */\r
+ #define ADC_INT_TEMP_SENS 0x27 \r
+ #endif\r
+ //@}\r
+ \r
+ /* Pseudo-Function Macros: */\r
+ #if defined(__DOXYGEN__)\r
+ /** Initializes the ADC, ready for conversions. This must be called before any other ADC operations.\r
+ * The "mode" parameter should be a mask comprised of a conversion mode (free running or single) and\r
+ * prescaler masks.\r
+ *\r
+ * \param[in] Mode Mask of ADC settings, including adjustment, prescale, mode and reference\r
+ */\r
+ static inline void ADC_Init(uint8_t Mode);\r
+\r
+ /** Turns off the ADC. If this is called, any further ADC operations will require a call to\r
+ * \ref ADC_Init() before the ADC can be used again.\r
+ */\r
+ static inline void ADC_ShutDown(void);\r
+ \r
+ /** Indicates if the ADC is currently enabled.\r
+ *\r
+ * \return Boolean true if the ADC subsystem is currently enabled, false otherwise.\r
+ */\r
+ static inline bool ADC_GetStatus(void);\r
+ \r
+ /** Indicates if the current ADC conversion is completed, or still in progress.\r
+ *\r
+ * \return Boolean false if the reading is still taking place, or true if the conversion is\r
+ * complete and ready to be read out with \ref ADC_GetResult()\r
+ */\r
+ static inline bool ADC_IsReadingComplete(void);\r
+ \r
+ /** Retrieves the conversion value of the last completed ADC conversion.\r
+ *\r
+ * \return The result of the last ADC conversion\r
+ */\r
+ static inline uint16_t ADC_GetResult(void);\r
+ #else\r
+ #define ADC_Init(mode) MACROS{ ADCSRA = ((1 << ADEN) | mode); }MACROE\r
+\r
+ #define ADC_ShutDown() MACROS{ ADCSRA = 0; }MACROE\r
+ \r
+ #define ADC_GetStatus() ((ADCSRA & (1 << ADEN)) ? true : false)\r
+\r
+ #define ADC_IsReadingComplete() (ADCSRA & (1 << ADSC))\r
+ \r
+ #define ADC_GetResult() ADC \r
+ #endif\r
+ \r
+ /* Inline Functions: */\r
+ /** Configures the given ADC channel, ready for ADC conversions. This function sets the\r
+ * associated port pin as an input and disables the digital portion of the I/O to reduce\r
+ * power consumption.\r
+ *\r
+ * \note This must only be called for ADC channels with are connected to a physical port\r
+ * pin of the AVR, denoted by its special alternative function ADCx.\r
+ *\r
+ * \note The channel number must be specified as an integer, and NOT a ADC_CHANNELx mask.\r
+ *\r
+ * \param[in] Channel ADC channel number to set up for conversions\r
+ */\r
+ static inline void ADC_SetupChannel(const uint8_t Channel)\r
+ {\r
+ #if (defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB646__) || \\r
+ defined(__AVR_AT90USB1287__) || defined(__AVR_AT90USB647__) || \\r
+ defined(__AVR_ATmega32U6__)) \r
+ DDRF &= ~(1 << Channel);\r
+ DIDR0 |= (1 << Channel);\r
+ #elif (defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__))\r
+ if (Channel < 8)\r
+ {\r
+ DDRF &= ~(1 << Channel);\r
+ DIDR0 |= (1 << Channel);\r
+ }\r
+ else if (Channel == 8)\r
+ {\r
+ DDRD &= ~(1 << 4);\r
+ DIDR2 |= (1 << 0);\r
+ }\r
+ else if (Channel < 11)\r
+ {\r
+ DDRD &= ~(1 << (Channel - 3));\r
+ DIDR2 |= (1 << (Channel - 8));\r
+ }\r
+ else\r
+ {\r
+ DDRB &= ~(1 << (Channel - 7));\r
+ DIDR2 |= (1 << (Channel - 8));\r
+ }\r
+ #endif\r
+ }\r
+ \r
+ /** Starts the reading of the given channel, but does not wait until the conversion has completed.\r
+ * Once executed, the conversion status can be determined via the \ref ADC_IsReadingComplete() macro and\r
+ * the result read via the \ref ADC_GetResult() macro.\r
+ *\r
+ * \param[in] MUXMask Mask comprising of an ADC channel mask, reference mask and adjustment mask\r
+ */\r
+ static inline void ADC_StartReading(const uint8_t MUXMask)\r
+ {\r
+ ADMUX = MUXMask;\r
+ \r
+ ADCSRA |= (1 << ADSC);\r
+ }\r
+\r
+ /** Performs a complete single reading from channel, including a polling spin-loop to wait for the\r
+ * conversion to complete, and the returning of the converted value.\r
+ *\r
+ * \param[in] MUXMask Mask comprising of an ADC channel mask, reference mask and adjustment mask\r
+ */\r
+ static inline uint16_t ADC_GetChannelReading(const uint8_t MUXMask) ATTR_WARN_UNUSED_RESULT;\r
+ static inline uint16_t ADC_GetChannelReading(const uint8_t MUXMask)\r
+ {\r
+ ADC_StartReading(MUXMask);\r
+ \r
+ while (!(ADC_IsReadingComplete()));\r
+ \r
+ return ADC_GetResult();\r
+ }\r
+\r
+ /* Disable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ }\r
+ #endif\r
+ \r
+#endif\r
+\r
+/** @} */\r
--- /dev/null
+/*\r
+ LUFA Library\r
+ Copyright (C) Dean Camera, 2010.\r
+ \r
+ dean [at] fourwalledcubicle [dot] com\r
+ www.fourwalledcubicle.com\r
+*/\r
+\r
+/*\r
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+ Permission to use, copy, modify, distribute, and sell this \r
+ software and its documentation for any purpose is hereby granted\r
+ without fee, provided that the above copyright notice appear in \r
+ all copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting \r
+ documentation, and that the name of the author not be used in \r
+ advertising or publicity pertaining to distribution of the \r
+ software without specific, written prior permission.\r
+\r
+ The author disclaim all warranties with regard to this\r
+ software, including all implied warranties of merchantability\r
+ and fitness. In no event shall the author be liable for any\r
+ special, indirect or consequential damages or any damages\r
+ whatsoever resulting from loss of use, data or profits, whether\r
+ in an action of contract, negligence or other tortious action,\r
+ arising out of or in connection with the use or performance of\r
+ this software.\r
+*/\r
+\r
+/** \file\r
+ *\r
+ * SPI driver for the 8-bit AVRs.\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the SPI driver\r
+ * dispatch header located in LUFA/Drivers/Peripheral/SPI.h.\r
+ */\r
+ \r
+/** \ingroup Group_SPI\r
+ * @defgroup Group_SPI_AVR8 8-Bit AVR SPI Driver\r
+ *\r
+ * SPI driver for the 8-bit AVRs.\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the ADC driver\r
+ * dispatch header located in LUFA/Drivers/Peripheral/SPI.h.\r
+ *\r
+ * @{\r
+ */\r
+\r
+#ifndef __SPI_AVR8_H__\r
+#define __SPI_AVR8_H__\r
+\r
+ /* Includes: */\r
+ #include <stdbool.h>\r
+\r
+ /* Preprocessor Checks: */\r
+ #if !defined(__INCLUDE_FROM_SPI_H)\r
+ #error Do not include this file directly. Include LUFA/Drivers/Peripheral/SPI.h instead.\r
+ #endif\r
+\r
+ /* Enable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ extern "C" {\r
+ #endif\r
+\r
+ /* Private Interface - For use in library only: */\r
+ #if !defined(__DOXYGEN__)\r
+ /* Macros: */\r
+ #define SPI_USE_DOUBLESPEED (1 << SPE)\r
+ #endif\r
+ \r
+ /* Public Interface - May be used in end-application: */\r
+ /* Macros: */\r
+ /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 2. */\r
+ #define SPI_SPEED_FCPU_DIV_2 SPI_USE_DOUBLESPEED\r
+\r
+ /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 4. */\r
+ #define SPI_SPEED_FCPU_DIV_4 0\r
+\r
+ /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 8. */\r
+ #define SPI_SPEED_FCPU_DIV_8 (SPI_USE_DOUBLESPEED | (1 << SPR0))\r
+\r
+ /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 16. */\r
+ #define SPI_SPEED_FCPU_DIV_16 (1 << SPR0)\r
+\r
+ /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 32. */\r
+ #define SPI_SPEED_FCPU_DIV_32 (SPI_USE_DOUBLESPEED | (1 << SPR1))\r
+\r
+ /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 64. */\r
+ #define SPI_SPEED_FCPU_DIV_64 (SPI_USE_DOUBLESPEED | (1 << SPR1) | (1 << SPR0))\r
+\r
+ /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 128. */\r
+ #define SPI_SPEED_FCPU_DIV_128 ((1 << SPR1) | (1 << SPR0))\r
+ \r
+ /** SPI clock polarity mask for SPI_Init(). Indicates that the SCK should lead on the rising edge. */\r
+ #define SPI_SCK_LEAD_RISING (0 << CPOL)\r
+\r
+ /** SPI clock polarity mask for SPI_Init(). Indicates that the SCK should lead on the falling edge. */\r
+ #define SPI_SCK_LEAD_FALLING (1 << CPOL)\r
+\r
+ /** SPI data sample mode mask for SPI_Init(). Indicates that the data should sampled on the leading edge. */\r
+ #define SPI_SAMPLE_LEADING (0 << CPHA)\r
+\r
+ /** SPI data sample mode mask for SPI_Init(). Indicates that the data should be sampled on the trailing edge. */\r
+ #define SPI_SAMPLE_TRAILING (1 << CPHA)\r
+ \r
+ /** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into slave mode. */\r
+ #define SPI_MODE_SLAVE (0 << MSTR)\r
+\r
+ /** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into master mode. */\r
+ #define SPI_MODE_MASTER (1 << MSTR)\r
+\r
+ /* Inline Functions: */\r
+ /** Initialises the SPI subsystem, ready for transfers. Must be called before calling any other\r
+ * SPI routines.\r
+ *\r
+ * \param[in] SPIOptions SPI Options, a mask consisting of one of each of the SPI_SPEED_*,\r
+ * SPI_SCK_*, SPI_SAMPLE_* and SPI_MODE_* masks\r
+ */\r
+ static inline void SPI_Init(const uint8_t SPIOptions)\r
+ {\r
+ DDRB |= ((1 << 1) | (1 << 2));\r
+ PORTB |= ((1 << 0) | (1 << 3));\r
+ \r
+ SPCR = ((1 << SPE) | SPIOptions);\r
+ \r
+ if (SPIOptions & SPI_USE_DOUBLESPEED)\r
+ SPSR |= (1 << SPI2X);\r
+ else\r
+ SPSR &= ~(1 << SPI2X);\r
+ }\r
+ \r
+ /** Turns off the SPI driver, disabling and returning used hardware to their default configuration. */\r
+ static inline void SPI_ShutDown(void)\r
+ {\r
+ DDRB &= ~((1 << 1) | (1 << 2));\r
+ PORTB &= ~((1 << 0) | (1 << 3));\r
+ \r
+ SPCR = 0;\r
+ SPSR = 0;\r
+ }\r
+ \r
+ /** Sends and receives a byte through the SPI interface, blocking until the transfer is complete.\r
+ *\r
+ * \param[in] Byte Byte to send through the SPI interface\r
+ *\r
+ * \return Response byte from the attached SPI device\r
+ */\r
+ static inline uint8_t SPI_TransferByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;\r
+ static inline uint8_t SPI_TransferByte(const uint8_t Byte)\r
+ {\r
+ SPDR = Byte;\r
+ while (!(SPSR & (1 << SPIF)));\r
+ return SPDR;\r
+ }\r
+\r
+ /** Sends a byte through the SPI interface, blocking until the transfer is complete. The response\r
+ * byte sent to from the attached SPI device is ignored.\r
+ *\r
+ * \param[in] Byte Byte to send through the SPI interface\r
+ */\r
+ static inline void SPI_SendByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;\r
+ static inline void SPI_SendByte(const uint8_t Byte)\r
+ {\r
+ SPDR = Byte;\r
+ while (!(SPSR & (1 << SPIF)));\r
+ }\r
+\r
+ /** Sends a dummy byte through the SPI interface, blocking until the transfer is complete. The response\r
+ * byte from the attached SPI device is returned.\r
+ *\r
+ * \return The response byte from the attached SPI device\r
+ */\r
+ static inline uint8_t SPI_ReceiveByte(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;\r
+ static inline uint8_t SPI_ReceiveByte(void)\r
+ {\r
+ SPDR = 0x00;\r
+ while (!(SPSR & (1 << SPIF)));\r
+ return SPDR;\r
+ }\r
+\r
+ /* Disable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ }\r
+ #endif\r
+ \r
+#endif\r
+\r
+/** @} */\r
--- /dev/null
+/*\r
+ LUFA Library\r
+ Copyright (C) Dean Camera, 2010.\r
+ \r
+ dean [at] fourwalledcubicle [dot] com\r
+ www.fourwalledcubicle.com\r
+*/\r
+\r
+/*\r
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+ Permission to use, copy, modify, distribute, and sell this \r
+ software and its documentation for any purpose is hereby granted\r
+ without fee, provided that the above copyright notice appear in \r
+ all copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting \r
+ documentation, and that the name of the author not be used in \r
+ advertising or publicity pertaining to distribution of the \r
+ software without specific, written prior permission.\r
+\r
+ The author disclaim all warranties with regard to this\r
+ software, including all implied warranties of merchantability\r
+ and fitness. In no event shall the author be liable for any\r
+ special, indirect or consequential damages or any damages\r
+ whatsoever resulting from loss of use, data or profits, whether\r
+ in an action of contract, negligence or other tortious action,\r
+ arising out of or in connection with the use or performance of\r
+ this software.\r
+*/\r
+\r
+/** \file\r
+ *\r
+ * ADC driver for the 8-bit AVRs.\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the USART driver\r
+ * dispatch header located in LUFA/Drivers/Peripheral/Serial.h.\r
+ */\r
+ \r
+/** \ingroup Group_Serial\r
+ * @defgroup Group_Serial_AVR8 8-Bit AVR Serial Driver\r
+ *\r
+ * Serial driver for the 8-bit AVRs.\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the ADC driver\r
+ * dispatch header located in LUFA/Drivers/Peripheral/USART.h.\r
+ *\r
+ * @{\r
+ */\r
+ \r
+#ifndef __SERIAL_AVR8_H__\r
+#define __SERIAL_AVR8_H__\r
+\r
+ /* Includes: */\r
+ #include <avr/io.h>\r
+ #include <avr/pgmspace.h>\r
+ #include <stdbool.h>\r
+ \r
+ /* Preprocessor Checks: */\r
+ #if !defined(__INCLUDE_FROM_SERIAL_H)\r
+ #error Do not include this file directly. Include LUFA/Drivers/Peripheral/Serial.h instead.\r
+ #endif\r
+\r
+ /* Public Interface - May be used in end-application: */\r
+ /* Macros: */\r
+ /** Macro for calculating the baud value from a given baud rate when the U2X (double speed) bit is\r
+ * not set.\r
+ */\r
+ #define SERIAL_UBBRVAL(baud) ((((F_CPU / 16) + (baud / 2)) / (baud)) - 1)\r
+\r
+ /** Macro for calculating the baud value from a given baud rate when the U2X (double speed) bit is\r
+ * set.\r
+ */\r
+ #define SERIAL_2X_UBBRVAL(baud) ((((F_CPU / 8) + (baud / 2)) / (baud)) - 1)\r
+\r
+ /* Pseudo-Function Macros: */\r
+ #if defined(__DOXYGEN__)\r
+ /** Indicates whether a character has been received through the USART.\r
+ *\r
+ * \return Boolean true if a character has been received, false otherwise\r
+ */\r
+ static inline bool Serial_IsCharReceived(void);\r
+ #else\r
+ #define Serial_IsCharReceived() ((UCSR1A & (1 << RXC1)) ? true : false)\r
+ #endif\r
+\r
+ /* Inline Functions: */\r
+ /** Initializes the USART, ready for serial data transmission and reception. This initializes the interface to\r
+ * standard 8-bit, no parity, 1 stop bit settings suitable for most applications.\r
+ *\r
+ * \param[in] BaudRate Serial baud rate, in bits per second\r
+ * \param[in] DoubleSpeed Enables double speed mode when set, halving the sample time to double the baud rate\r
+ */\r
+ static inline void Serial_Init(const uint32_t BaudRate, const bool DoubleSpeed)\r
+ {\r
+ UCSR1A = (DoubleSpeed ? (1 << U2X1) : 0);\r
+ UCSR1B = ((1 << TXEN1) | (1 << RXEN1));\r
+ UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));\r
+ \r
+ DDRD |= (1 << 3); \r
+ PORTD |= (1 << 2);\r
+ \r
+ UBRR1 = (DoubleSpeed ? SERIAL_2X_UBBRVAL(BaudRate) : SERIAL_UBBRVAL(BaudRate));\r
+ }\r
+\r
+ /** Turns off the USART driver, disabling and returning used hardware to their default configuration. */\r
+ static inline void Serial_ShutDown(void)\r
+ {\r
+ UCSR1A = 0;\r
+ UCSR1B = 0;\r
+ UCSR1C = 0;\r
+ \r
+ DDRD &= ~(1 << 3); \r
+ PORTD &= ~(1 << 2);\r
+ \r
+ UBRR1 = 0;\r
+ }\r
+ \r
+ /** Transmits a given byte through the USART.\r
+ *\r
+ * \param[in] DataByte Byte to transmit through the USART\r
+ */\r
+ static inline void Serial_TxByte(const char DataByte)\r
+ {\r
+ while (!(UCSR1A & (1 << UDRE1)));\r
+ UDR1 = DataByte;\r
+ }\r
+\r
+ /** Receives a byte from the USART.\r
+ *\r
+ * \return Byte received from the USART\r
+ */\r
+ static inline uint8_t Serial_RxByte(void)\r
+ {\r
+ while (!(UCSR1A & (1 << RXC1)));\r
+ return UDR1; \r
+ }\r
+\r
+ /* Disable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ }\r
+ #endif\r
+ \r
+#endif\r
+\r
+/** @} */\r
--- /dev/null
+/*\r
+ LUFA Library\r
+ Copyright (C) Dean Camera, 2010.\r
+ \r
+ dean [at] fourwalledcubicle [dot] com\r
+ www.fourwalledcubicle.com\r
+*/\r
+\r
+/*\r
+ Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
+\r
+ Permission to use, copy, modify, distribute, and sell this \r
+ software and its documentation for any purpose is hereby granted\r
+ without fee, provided that the above copyright notice appear in \r
+ all copies and that both that the copyright notice and this\r
+ permission notice and warranty disclaimer appear in supporting \r
+ documentation, and that the name of the author not be used in \r
+ advertising or publicity pertaining to distribution of the \r
+ software without specific, written prior permission.\r
+\r
+ The author disclaim all warranties with regard to this\r
+ software, including all implied warranties of merchantability\r
+ and fitness. In no event shall the author be liable for any\r
+ special, indirect or consequential damages or any damages\r
+ whatsoever resulting from loss of use, data or profits, whether\r
+ in an action of contract, negligence or other tortious action,\r
+ arising out of or in connection with the use or performance of\r
+ this software.\r
+*/\r
+\r
+/** \file\r
+ *\r
+ * Master mode TWI driver for the 8-Bit AVRs containing a hardware TWI module.\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the TWI driver\r
+ * dispatch header located in LUFA/Drivers/Peripheral/TWI.h.\r
+ */\r
+\r
+/** \ingroup Group_TWI\r
+ * @defgroup Group_TWI_AVR8 Series U4, U6 and U7 Model TWI Driver\r
+ *\r
+ * Master mode TWI driver for the 8-Bit AVRs containing a hardware TWI module.\r
+ *\r
+ * \note This file should not be included directly. It is automatically included as needed by the TWI driver\r
+ * dispatch header located in LUFA/Drivers/Peripheral/TWI.h.\r
+ *\r
+ * @{\r
+ */\r
+\r
+#ifndef __TWI_AVR8_H__\r
+#define __TWI_AVR8_H__\r
+\r
+ /* Includes: */\r
+ #include "../../../Common/Common.h"\r
+ \r
+ #include <avr/io.h>\r
+ #include <stdbool.h>\r
+ #include <util/twi.h>\r
+ \r
+ /* Enable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ extern "C" {\r
+ #endif\r
+\r
+ /* Preprocessor Checks: */\r
+ #if !defined(__INCLUDE_FROM_TWI_H)\r
+ #error Do not include this file directly. Include LUFA/Drivers/Peripheral/TWI.h instead.\r
+ #endif\r
+\r
+ /* Public Interface - May be used in end-application: */\r
+ /* Pseudo-Function Macros: */\r
+ #if defined(__DOXYGEN__)\r
+ /** Initializes the TWI hardware into master mode, ready for data transmission and reception. This must be\r
+ * before any other TWI operations.\r
+ */\r
+ static inline void TWI_Init(void);\r
+ \r
+ /** Turns off the TWI driver hardware. If this is called, any further TWI operations will require a call to\r
+ * \ref TWI_Init() before the TWI can be used again.\r
+ */ \r
+ static inline void TWI_ShutDown(void);\r
+ #else\r
+ #define TWI_Init() MACROS{ TWCR |= (1 << TWEN); }MACROE\r
+ #define TWI_ShutDown() MACROS{ TWCR &= ~(1 << TWEN); }MACROE\r
+ #endif\r
+\r
+ /* Inline Functions: */\r
+ /** Sends a TWI STOP onto the TWI bus, terminating communication with the currently addressed device. */\r
+ static inline void TWI_StopTransmission(void)\r
+ {\r
+ TWCR = ((1 << TWINT) | (1 << TWSTO) | (1 << TWEN));\r
+ }\r
+\r
+ /** Sends a byte to the currently addressed device on the TWI bus.\r
+ *\r
+ * \param[in] Byte Byte to send to the currently addressed device\r
+ *\r
+ * \return Boolean true if the recipient ACKed the byte, false otherwise\r
+ */\r
+ static inline bool TWI_SendByte(uint8_t Byte)\r
+ {\r
+ TWDR = Byte;\r
+ TWCR = ((1 << TWINT) | (1 << TWEN)); \r
+ while (!(TWCR & (1 << TWINT)));\r
+\r
+ return ((TWSR & TW_STATUS_MASK) == TW_MT_DATA_ACK);\r
+ }\r
+\r
+ /** Receives a byte from the currently addressed device on the TWI bus.\r
+ *\r
+ * \param[in] Byte Location where the read byte is to be stored\r
+ * \param[in] LastByte Indicates if the byte should be ACKed if false, NAKed if true\r
+ *\r
+ * \return Boolean true if the byte reception sucessfully completed, false otherwise\r
+ */\r
+ static inline bool TWI_ReceiveByte(uint8_t* Byte, bool LastByte)\r
+ {\r
+ uint8_t TWCRMask = ((1 << TWINT) | (1 << TWEN));\r
+ \r
+ if (!(LastByte))\r
+ TWCRMask |= (1 << TWEA);\r
+\r
+ TWCR = TWCRMask;\r
+ while (!(TWCR & (1 << TWINT)));\r
+ *Byte = TWDR;\r
+\r
+ return ((TWSR & TW_STATUS_MASK) == TW_MR_DATA_ACK);\r
+ }\r
+\r
+ /* Function Prototypes: */\r
+ /** Begins a master mode TWI bus communication with the given slave device address.\r
+ *\r
+ * \param[in] SlaveAddress Address of the slave TWI device to communicate with\r
+ *\r
+ * \return Boolean true if the device is ready for data, false otherwise\r
+ */\r
+ bool TWI_StartTransmission(uint8_t SlaveAddress);\r
+\r
+ /* Disable C linkage for C++ Compilers: */\r
+ #if defined(__cplusplus)\r
+ }\r
+ #endif\r
+\r
+#endif\r
+\r
+/** @} */\r
+++ /dev/null
-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2010.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, distribute, and sell this \r
- software and its documentation for any purpose is hereby granted\r
- without fee, provided that the above copyright notice appear in \r
- all copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting \r
- documentation, and that the name of the author not be used in \r
- advertising or publicity pertaining to distribution of the \r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * ADC driver for the 8-Bit AVRs containing a hardware ADC module.\r
- *\r
- * \note This file should not be included directly. It is automatically included as needed by the ADC driver\r
- * dispatch header located in LUFA/Drivers/Peripheral/ADC.h.\r
- */\r
-\r
-/** \ingroup Group_ADC\r
- * @defgroup Group_ADC_AVR8 8-Bit AVR ADC Driver\r
- *\r
- * ADC driver for 8-Bit AVRs containing a hardware ADC module.\r
- *\r
- * \note This file should not be included directly. It is automatically included as needed by the ADC driver\r
- * dispatch header located in LUFA/Drivers/Peripheral/ADC.h.\r
- *\r
- * @{\r
- */\r
- \r
-#ifndef __ADC_AVR8_H__\r
-#define __ADC_AVR8_H__\r
-\r
- /* Includes: */\r
- #include "../../../Common/Common.h"\r
- \r
- #include <avr/io.h>\r
- #include <stdbool.h>\r
- \r
- /* Enable C linkage for C++ Compilers: */\r
- #if defined(__cplusplus)\r
- extern "C" {\r
- #endif\r
-\r
- /* Preprocessor Checks: */\r
- #if !defined(__INCLUDE_FROM_ADC_H)\r
- #error Do not include this file directly. Include LUFA/Drivers/Peripheral/ADC.h instead.\r
- #endif\r
-\r
- /* Public Interface - May be used in end-application: */\r
- /* Macros: */ \r
- /** Reference mask, for using the voltage present at the AVR's AREF pin for the ADC reference. */\r
- #define ADC_REFERENCE_AREF 0\r
-\r
- /** Reference mask, for using the voltage present at the AVR's AVCC pin for the ADC reference. */\r
- #define ADC_REFERENCE_AVCC (1 << REFS0)\r
-\r
- /** Reference mask, for using the internally generated 2.56V reference voltage as the ADC reference. */\r
- #define ADC_REFERENCE_INT2560MV ((1 << REFS1)| (1 << REFS0))\r
- \r
- /** Left-adjusts the 10-bit ADC result, so that the upper 8 bits of the value returned by the\r
- * ADC_GetResult() macro contain the 8 most significant bits of the result. */\r
- #define ADC_LEFT_ADJUSTED (1 << ADLAR)\r
-\r
- /** Right-adjusts the 10-bit ADC result, so that the lower 8 bits of the value returned by the\r
- * ADC_GetResult() macro contain the 8 least significant bits of the result. */\r
- #define ADC_RIGHT_ADJUSTED (0 << ADLAR)\r
- \r
- /** Sets the ADC mode to free running, so that conversions take place continuously as fast as the ADC\r
- * is capable of at the given input clock speed. */\r
- #define ADC_FREE_RUNNING (1 << ADATE)\r
-\r
- /** Sets the ADC mode to single conversion, so that only a single conversion will take place before\r
- * the ADC returns to idle. */\r
- #define ADC_SINGLE_CONVERSION (0 << ADATE)\r
- \r
- /** Sets the ADC input clock to prescale by a factor of 2 the AVR's system clock. */\r
- #define ADC_PRESCALE_2 (1 << ADPS0)\r
-\r
- /** Sets the ADC input clock to prescale by a factor of 4 the AVR's system clock. */\r
- #define ADC_PRESCALE_4 (1 << ADPS1)\r
-\r
- /** Sets the ADC input clock to prescale by a factor of 8 the AVR's system clock. */\r
- #define ADC_PRESCALE_8 ((1 << ADPS0) | (1 << ADPS1))\r
-\r
- /** Sets the ADC input clock to prescale by a factor of 16 the AVR's system clock. */\r
- #define ADC_PRESCALE_16 (1 << ADPS2)\r
-\r
- /** Sets the ADC input clock to prescale by a factor of 32 the AVR's system clock. */\r
- #define ADC_PRESCALE_32 ((1 << ADPS2) | (1 << ADPS0))\r
-\r
- /** Sets the ADC input clock to prescale by a factor of 64 the AVR's system clock. */\r
- #define ADC_PRESCALE_64 ((1 << ADPS2) | (1 << ADPS1))\r
-\r
- /** Sets the ADC input clock to prescale by a factor of 128 the AVR's system clock. */\r
- #define ADC_PRESCALE_128 ((1 << ADPS2) | (1 << ADPS1) | (1 << ADPS0))\r
- \r
- //@{\r
- /** MUX mask define for the ADC0 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
- #define ADC_CHANNEL0 0x00\r
-\r
- /** MUX mask define for the ADC1 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
- #define ADC_CHANNEL1 0x01\r
-\r
- #if !(defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__) || defined(__DOXYGEN__))\r
- /** MUX mask define for the ADC2 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_CHANNEL2 0x02\r
-\r
- /** MUX mask define for the ADC3 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_CHANNEL3 0x03\r
- #endif\r
-\r
- /** MUX mask define for the ADC4 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
- #define ADC_CHANNEL4 0x04\r
-\r
- /** MUX mask define for the ADC5 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
- #define ADC_CHANNEL5 0x05\r
-\r
- /** MUX mask define for the ADC6 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
- #define ADC_CHANNEL6 0x06\r
-\r
- /** MUX mask define for the ADC7 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
- #define ADC_CHANNEL7 0x07\r
-\r
- /** MUX mask define for the internal 1.1V bandgap channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading. */\r
- #define ADC_1100MV_BANDGAP 0x1E\r
- \r
- #if (defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__) || defined(__DOXYGEN__))\r
- /** MUX mask define for the ADC8 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_CHANNEL8 0x20\r
-\r
- /** MUX mask define for the ADC9 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_CHANNEL9 0x21\r
-\r
- /** MUX mask define for the ADC10 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_CHANNEL10 0x22\r
-\r
- /** MUX mask define for the ADC11 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_CHANNEL11 0x23\r
-\r
- /** MUX mask define for the ADC12 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_CHANNEL12 0x24\r
-\r
- /** MUX mask define for the ADC13 channel of the ADC. See \ref ADC_StartReading and \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_CHANNEL13 0x25\r
-\r
- /** MUX mask define for the internal temperature sensor channel of the ADC. See \ref ADC_StartReading and\r
- * \ref ADC_GetChannelReading.\r
- *\r
- * \note Note available on all AVR models.\r
- */\r
- #define ADC_INT_TEMP_SENS 0x27 \r
- #endif\r
- //@}\r
- \r
- /* Pseudo-Function Macros: */\r
- #if defined(__DOXYGEN__)\r
- /** Initializes the ADC, ready for conversions. This must be called before any other ADC operations.\r
- * The "mode" parameter should be a mask comprised of a conversion mode (free running or single) and\r
- * prescaler masks.\r
- *\r
- * \param[in] Mode Mask of ADC settings, including adjustment, prescale, mode and reference\r
- */\r
- static inline void ADC_Init(uint8_t Mode);\r
-\r
- /** Turns off the ADC. If this is called, any further ADC operations will require a call to\r
- * \ref ADC_Init() before the ADC can be used again.\r
- */\r
- static inline void ADC_ShutDown(void);\r
- \r
- /** Indicates if the ADC is currently enabled.\r
- *\r
- * \return Boolean true if the ADC subsystem is currently enabled, false otherwise.\r
- */\r
- static inline bool ADC_GetStatus(void);\r
- \r
- /** Indicates if the current ADC conversion is completed, or still in progress.\r
- *\r
- * \return Boolean false if the reading is still taking place, or true if the conversion is\r
- * complete and ready to be read out with \ref ADC_GetResult()\r
- */\r
- static inline bool ADC_IsReadingComplete(void);\r
- \r
- /** Retrieves the conversion value of the last completed ADC conversion.\r
- *\r
- * \return The result of the last ADC conversion\r
- */\r
- static inline uint16_t ADC_GetResult(void);\r
- #else\r
- #define ADC_Init(mode) MACROS{ ADCSRA = ((1 << ADEN) | mode); }MACROE\r
-\r
- #define ADC_ShutDown() MACROS{ ADCSRA = 0; }MACROE\r
- \r
- #define ADC_GetStatus() ((ADCSRA & (1 << ADEN)) ? true : false)\r
-\r
- #define ADC_IsReadingComplete() (ADCSRA & (1 << ADSC))\r
- \r
- #define ADC_GetResult() ADC \r
- #endif\r
- \r
- /* Inline Functions: */\r
- /** Configures the given ADC channel, ready for ADC conversions. This function sets the\r
- * associated port pin as an input and disables the digital portion of the I/O to reduce\r
- * power consumption.\r
- *\r
- * \note This must only be called for ADC channels with are connected to a physical port\r
- * pin of the AVR, denoted by its special alternative function ADCx.\r
- *\r
- * \note The channel number must be specified as an integer, and NOT a ADC_CHANNELx mask.\r
- *\r
- * \param[in] Channel ADC channel number to set up for conversions\r
- */\r
- static inline void ADC_SetupChannel(const uint8_t Channel)\r
- {\r
- #if (defined(__AVR_AT90USB1286__) || defined(__AVR_AT90USB646__) || \\r
- defined(__AVR_AT90USB1287__) || defined(__AVR_AT90USB647__) || \\r
- defined(__AVR_ATmega32U6__)) \r
- DDRF &= ~(1 << Channel);\r
- DIDR0 |= (1 << Channel);\r
- #elif (defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__))\r
- if (Channel < 8)\r
- {\r
- DDRF &= ~(1 << Channel);\r
- DIDR0 |= (1 << Channel);\r
- }\r
- else if (Channel == 8)\r
- {\r
- DDRD &= ~(1 << 4);\r
- DIDR2 |= (1 << 0);\r
- }\r
- else if (Channel < 11)\r
- {\r
- DDRD &= ~(1 << (Channel - 3));\r
- DIDR2 |= (1 << (Channel - 8));\r
- }\r
- else\r
- {\r
- DDRB &= ~(1 << (Channel - 7));\r
- DIDR2 |= (1 << (Channel - 8));\r
- }\r
- #endif\r
- }\r
- \r
- /** Starts the reading of the given channel, but does not wait until the conversion has completed.\r
- * Once executed, the conversion status can be determined via the \ref ADC_IsReadingComplete() macro and\r
- * the result read via the \ref ADC_GetResult() macro.\r
- *\r
- * \param[in] MUXMask Mask comprising of an ADC channel mask, reference mask and adjustment mask\r
- */\r
- static inline void ADC_StartReading(const uint8_t MUXMask)\r
- {\r
- ADMUX = MUXMask;\r
- \r
- ADCSRA |= (1 << ADSC);\r
- }\r
-\r
- /** Performs a complete single reading from channel, including a polling spin-loop to wait for the\r
- * conversion to complete, and the returning of the converted value.\r
- *\r
- * \param[in] MUXMask Mask comprising of an ADC channel mask, reference mask and adjustment mask\r
- */\r
- static inline uint16_t ADC_GetChannelReading(const uint8_t MUXMask) ATTR_WARN_UNUSED_RESULT;\r
- static inline uint16_t ADC_GetChannelReading(const uint8_t MUXMask)\r
- {\r
- ADC_StartReading(MUXMask);\r
- \r
- while (!(ADC_IsReadingComplete()));\r
- \r
- return ADC_GetResult();\r
- }\r
-\r
- /* Disable C linkage for C++ Compilers: */\r
- #if defined(__cplusplus)\r
- }\r
- #endif\r
- \r
-#endif\r
-\r
-/** @} */\r
+++ /dev/null
-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2010.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, distribute, and sell this \r
- software and its documentation for any purpose is hereby granted\r
- without fee, provided that the above copyright notice appear in \r
- all copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting \r
- documentation, and that the name of the author not be used in \r
- advertising or publicity pertaining to distribution of the \r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * SPI driver for the 8-bit AVRs.\r
- *\r
- * \note This file should not be included directly. It is automatically included as needed by the SPI driver\r
- * dispatch header located in LUFA/Drivers/Peripheral/SPI.h.\r
- */\r
- \r
-/** \ingroup Group_SPI\r
- * @defgroup Group_SPI_AVR8 8-Bit AVR SPI Driver\r
- *\r
- * SPI driver for the 8-bit AVRs.\r
- *\r
- * \note This file should not be included directly. It is automatically included as needed by the ADC driver\r
- * dispatch header located in LUFA/Drivers/Peripheral/SPI.h.\r
- *\r
- * @{\r
- */\r
-\r
-#ifndef __SPI_AVR8_H__\r
-#define __SPI_AVR8_H__\r
-\r
- /* Includes: */\r
- #include <stdbool.h>\r
-\r
- /* Preprocessor Checks: */\r
- #if !defined(__INCLUDE_FROM_SPI_H)\r
- #error Do not include this file directly. Include LUFA/Drivers/Peripheral/SPI.h instead.\r
- #endif\r
-\r
- /* Enable C linkage for C++ Compilers: */\r
- #if defined(__cplusplus)\r
- extern "C" {\r
- #endif\r
-\r
- /* Private Interface - For use in library only: */\r
- #if !defined(__DOXYGEN__)\r
- /* Macros: */\r
- #define SPI_USE_DOUBLESPEED (1 << SPE)\r
- #endif\r
- \r
- /* Public Interface - May be used in end-application: */\r
- /* Macros: */\r
- /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 2. */\r
- #define SPI_SPEED_FCPU_DIV_2 SPI_USE_DOUBLESPEED\r
-\r
- /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 4. */\r
- #define SPI_SPEED_FCPU_DIV_4 0\r
-\r
- /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 8. */\r
- #define SPI_SPEED_FCPU_DIV_8 (SPI_USE_DOUBLESPEED | (1 << SPR0))\r
-\r
- /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 16. */\r
- #define SPI_SPEED_FCPU_DIV_16 (1 << SPR0)\r
-\r
- /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 32. */\r
- #define SPI_SPEED_FCPU_DIV_32 (SPI_USE_DOUBLESPEED | (1 << SPR1))\r
-\r
- /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 64. */\r
- #define SPI_SPEED_FCPU_DIV_64 (SPI_USE_DOUBLESPEED | (1 << SPR1) | (1 << SPR0))\r
-\r
- /** SPI prescaler mask for SPI_Init(). Divides the system clock by a factor of 128. */\r
- #define SPI_SPEED_FCPU_DIV_128 ((1 << SPR1) | (1 << SPR0))\r
- \r
- /** SPI clock polarity mask for SPI_Init(). Indicates that the SCK should lead on the rising edge. */\r
- #define SPI_SCK_LEAD_RISING (0 << CPOL)\r
-\r
- /** SPI clock polarity mask for SPI_Init(). Indicates that the SCK should lead on the falling edge. */\r
- #define SPI_SCK_LEAD_FALLING (1 << CPOL)\r
-\r
- /** SPI data sample mode mask for SPI_Init(). Indicates that the data should sampled on the leading edge. */\r
- #define SPI_SAMPLE_LEADING (0 << CPHA)\r
-\r
- /** SPI data sample mode mask for SPI_Init(). Indicates that the data should be sampled on the trailing edge. */\r
- #define SPI_SAMPLE_TRAILING (1 << CPHA)\r
- \r
- /** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into slave mode. */\r
- #define SPI_MODE_SLAVE (0 << MSTR)\r
-\r
- /** SPI mode mask for SPI_Init(). Indicates that the SPI interface should be initialized into master mode. */\r
- #define SPI_MODE_MASTER (1 << MSTR)\r
-\r
- /* Inline Functions: */\r
- /** Initialises the SPI subsystem, ready for transfers. Must be called before calling any other\r
- * SPI routines.\r
- *\r
- * \param[in] SPIOptions SPI Options, a mask consisting of one of each of the SPI_SPEED_*,\r
- * SPI_SCK_*, SPI_SAMPLE_* and SPI_MODE_* masks\r
- */\r
- static inline void SPI_Init(const uint8_t SPIOptions)\r
- {\r
- DDRB |= ((1 << 1) | (1 << 2));\r
- PORTB |= ((1 << 0) | (1 << 3));\r
- \r
- SPCR = ((1 << SPE) | SPIOptions);\r
- \r
- if (SPIOptions & SPI_USE_DOUBLESPEED)\r
- SPSR |= (1 << SPI2X);\r
- else\r
- SPSR &= ~(1 << SPI2X);\r
- }\r
- \r
- /** Turns off the SPI driver, disabling and returning used hardware to their default configuration. */\r
- static inline void SPI_ShutDown(void)\r
- {\r
- DDRB &= ~((1 << 1) | (1 << 2));\r
- PORTB &= ~((1 << 0) | (1 << 3));\r
- \r
- SPCR = 0;\r
- SPSR = 0;\r
- }\r
- \r
- /** Sends and receives a byte through the SPI interface, blocking until the transfer is complete.\r
- *\r
- * \param[in] Byte Byte to send through the SPI interface\r
- *\r
- * \return Response byte from the attached SPI device\r
- */\r
- static inline uint8_t SPI_TransferByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;\r
- static inline uint8_t SPI_TransferByte(const uint8_t Byte)\r
- {\r
- SPDR = Byte;\r
- while (!(SPSR & (1 << SPIF)));\r
- return SPDR;\r
- }\r
-\r
- /** Sends a byte through the SPI interface, blocking until the transfer is complete. The response\r
- * byte sent to from the attached SPI device is ignored.\r
- *\r
- * \param[in] Byte Byte to send through the SPI interface\r
- */\r
- static inline void SPI_SendByte(const uint8_t Byte) ATTR_ALWAYS_INLINE;\r
- static inline void SPI_SendByte(const uint8_t Byte)\r
- {\r
- SPDR = Byte;\r
- while (!(SPSR & (1 << SPIF)));\r
- }\r
-\r
- /** Sends a dummy byte through the SPI interface, blocking until the transfer is complete. The response\r
- * byte from the attached SPI device is returned.\r
- *\r
- * \return The response byte from the attached SPI device\r
- */\r
- static inline uint8_t SPI_ReceiveByte(void) ATTR_ALWAYS_INLINE ATTR_WARN_UNUSED_RESULT;\r
- static inline uint8_t SPI_ReceiveByte(void)\r
- {\r
- SPDR = 0x00;\r
- while (!(SPSR & (1 << SPIF)));\r
- return SPDR;\r
- }\r
-\r
- /* Disable C linkage for C++ Compilers: */\r
- #if defined(__cplusplus)\r
- }\r
- #endif\r
- \r
-#endif\r
-\r
-/** @} */\r
+++ /dev/null
-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2010.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, distribute, and sell this \r
- software and its documentation for any purpose is hereby granted\r
- without fee, provided that the above copyright notice appear in \r
- all copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting \r
- documentation, and that the name of the author not be used in \r
- advertising or publicity pertaining to distribution of the \r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * ADC driver for the 8-bit AVRs.\r
- *\r
- * \note This file should not be included directly. It is automatically included as needed by the USART driver\r
- * dispatch header located in LUFA/Drivers/Peripheral/Serial.h.\r
- */\r
- \r
-/** \ingroup Group_Serial\r
- * @defgroup Group_Serial_AVR8 8-Bit AVR Serial Driver\r
- *\r
- * Serial driver for the 8-bit AVRs.\r
- *\r
- * \note This file should not be included directly. It is automatically included as needed by the ADC driver\r
- * dispatch header located in LUFA/Drivers/Peripheral/USART.h.\r
- *\r
- * @{\r
- */\r
- \r
-#ifndef __SERIAL_AVR8_H__\r
-#define __SERIAL_AVR8_H__\r
-\r
- /* Includes: */\r
- #include <avr/io.h>\r
- #include <avr/pgmspace.h>\r
- #include <stdbool.h>\r
- \r
- /* Preprocessor Checks: */\r
- #if !defined(__INCLUDE_FROM_SERIAL_H)\r
- #error Do not include this file directly. Include LUFA/Drivers/Peripheral/Serial.h instead.\r
- #endif\r
-\r
- /* Public Interface - May be used in end-application: */\r
- /* Macros: */\r
- /** Macro for calculating the baud value from a given baud rate when the U2X (double speed) bit is\r
- * not set.\r
- */\r
- #define SERIAL_UBBRVAL(baud) ((((F_CPU / 16) + (baud / 2)) / (baud)) - 1)\r
-\r
- /** Macro for calculating the baud value from a given baud rate when the U2X (double speed) bit is\r
- * set.\r
- */\r
- #define SERIAL_2X_UBBRVAL(baud) ((((F_CPU / 8) + (baud / 2)) / (baud)) - 1)\r
-\r
- /* Pseudo-Function Macros: */\r
- #if defined(__DOXYGEN__)\r
- /** Indicates whether a character has been received through the USART.\r
- *\r
- * \return Boolean true if a character has been received, false otherwise\r
- */\r
- static inline bool Serial_IsCharReceived(void);\r
- #else\r
- #define Serial_IsCharReceived() ((UCSR1A & (1 << RXC1)) ? true : false)\r
- #endif\r
-\r
- /* Inline Functions: */\r
- /** Initializes the USART, ready for serial data transmission and reception. This initializes the interface to\r
- * standard 8-bit, no parity, 1 stop bit settings suitable for most applications.\r
- *\r
- * \param[in] BaudRate Serial baud rate, in bits per second\r
- * \param[in] DoubleSpeed Enables double speed mode when set, halving the sample time to double the baud rate\r
- */\r
- static inline void Serial_Init(const uint32_t BaudRate, const bool DoubleSpeed)\r
- {\r
- UCSR1A = (DoubleSpeed ? (1 << U2X1) : 0);\r
- UCSR1B = ((1 << TXEN1) | (1 << RXEN1));\r
- UCSR1C = ((1 << UCSZ11) | (1 << UCSZ10));\r
- \r
- DDRD |= (1 << 3); \r
- PORTD |= (1 << 2);\r
- \r
- UBRR1 = (DoubleSpeed ? SERIAL_2X_UBBRVAL(BaudRate) : SERIAL_UBBRVAL(BaudRate));\r
- }\r
-\r
- /** Turns off the USART driver, disabling and returning used hardware to their default configuration. */\r
- static inline void Serial_ShutDown(void)\r
- {\r
- UCSR1A = 0;\r
- UCSR1B = 0;\r
- UCSR1C = 0;\r
- \r
- DDRD &= ~(1 << 3); \r
- PORTD &= ~(1 << 2);\r
- \r
- UBRR1 = 0;\r
- }\r
- \r
- /** Transmits a given byte through the USART.\r
- *\r
- * \param[in] DataByte Byte to transmit through the USART\r
- */\r
- static inline void Serial_TxByte(const char DataByte)\r
- {\r
- while (!(UCSR1A & (1 << UDRE1)));\r
- UDR1 = DataByte;\r
- }\r
-\r
- /** Receives a byte from the USART.\r
- *\r
- * \return Byte received from the USART\r
- */\r
- static inline uint8_t Serial_RxByte(void)\r
- {\r
- while (!(UCSR1A & (1 << RXC1)));\r
- return UDR1; \r
- }\r
-\r
- /* Disable C linkage for C++ Compilers: */\r
- #if defined(__cplusplus)\r
- }\r
- #endif\r
- \r
-#endif\r
-\r
-/** @} */\r
+++ /dev/null
-/*\r
- LUFA Library\r
- Copyright (C) Dean Camera, 2010.\r
- \r
- dean [at] fourwalledcubicle [dot] com\r
- www.fourwalledcubicle.com\r
-*/\r
-\r
-/*\r
- Copyright 2010 Dean Camera (dean [at] fourwalledcubicle [dot] com)\r
-\r
- Permission to use, copy, modify, distribute, and sell this \r
- software and its documentation for any purpose is hereby granted\r
- without fee, provided that the above copyright notice appear in \r
- all copies and that both that the copyright notice and this\r
- permission notice and warranty disclaimer appear in supporting \r
- documentation, and that the name of the author not be used in \r
- advertising or publicity pertaining to distribution of the \r
- software without specific, written prior permission.\r
-\r
- The author disclaim all warranties with regard to this\r
- software, including all implied warranties of merchantability\r
- and fitness. In no event shall the author be liable for any\r
- special, indirect or consequential damages or any damages\r
- whatsoever resulting from loss of use, data or profits, whether\r
- in an action of contract, negligence or other tortious action,\r
- arising out of or in connection with the use or performance of\r
- this software.\r
-*/\r
-\r
-/** \file\r
- *\r
- * Master mode TWI driver for the 8-Bit AVRs containing a hardware TWI module.\r
- *\r
- * \note This file should not be included directly. It is automatically included as needed by the TWI driver\r
- * dispatch header located in LUFA/Drivers/Peripheral/TWI.h.\r
- */\r
-\r
-/** \ingroup Group_TWI\r
- * @defgroup Group_TWI_AVR8 Series U4, U6 and U7 Model TWI Driver\r
- *\r
- * Master mode TWI driver for the 8-Bit AVRs containing a hardware TWI module.\r
- *\r
- * \note This file should not be included directly. It is automatically included as needed by the TWI driver\r
- * dispatch header located in LUFA/Drivers/Peripheral/TWI.h.\r
- *\r
- * @{\r
- */\r
-\r
-#ifndef __TWI_AVR8_H__\r
-#define __TWI_AVR8_H__\r
-\r
- /* Includes: */\r
- #include "../../../Common/Common.h"\r
- \r
- #include <avr/io.h>\r
- #include <stdbool.h>\r
- #include <util/twi.h>\r
- \r
- /* Enable C linkage for C++ Compilers: */\r
- #if defined(__cplusplus)\r
- extern "C" {\r
- #endif\r
-\r
- /* Preprocessor Checks: */\r
- #if !defined(__INCLUDE_FROM_TWI_H)\r
- #error Do not include this file directly. Include LUFA/Drivers/Peripheral/TWI.h instead.\r
- #endif\r
-\r
- /* Public Interface - May be used in end-application: */\r
- /* Pseudo-Function Macros: */\r
- #if defined(__DOXYGEN__)\r
- /** Initializes the TWI hardware into master mode, ready for data transmission and reception. This must be\r
- * before any other TWI operations.\r
- */\r
- static inline void TWI_Init(void);\r
- \r
- /** Turns off the TWI driver hardware. If this is called, any further TWI operations will require a call to\r
- * \ref TWI_Init() before the TWI can be used again.\r
- */ \r
- static inline void TWI_ShutDown(void);\r
- #else\r
- #define TWI_Init() MACROS{ TWCR |= (1 << TWEN); }MACROE\r
- #define TWI_ShutDown() MACROS{ TWCR &= ~(1 << TWEN); }MACROE\r
- #endif\r
-\r
- /* Inline Functions: */\r
- /** Sends a TWI STOP onto the TWI bus, terminating communication with the currently addressed device. */\r
- static inline void TWI_StopTransmission(void)\r
- {\r
- TWCR = ((1 << TWINT) | (1 << TWSTO) | (1 << TWEN));\r
- }\r
-\r
- /** Sends a byte to the currently addressed device on the TWI bus.\r
- *\r
- * \param[in] Byte Byte to send to the currently addressed device\r
- *\r
- * \return Boolean true if the recipient ACKed the byte, false otherwise\r
- */\r
- static inline bool TWI_SendByte(uint8_t Byte)\r
- {\r
- TWDR = Byte;\r
- TWCR = ((1 << TWINT) | (1 << TWEN)); \r
- while (!(TWCR & (1 << TWINT)));\r
-\r
- return ((TWSR & TW_STATUS_MASK) == TW_MT_DATA_ACK);\r
- }\r
-\r
- /** Receives a byte from the currently addressed device on the TWI bus.\r
- *\r
- * \param[in] Byte Location where the read byte is to be stored\r
- * \param[in] LastByte Indicates if the byte should be ACKed if false, NAKed if true\r
- *\r
- * \return Boolean true if the byte reception sucessfully completed, false otherwise\r
- */\r
- static inline bool TWI_ReceiveByte(uint8_t* Byte, bool LastByte)\r
- {\r
- uint8_t TWCRMask = ((1 << TWINT) | (1 << TWEN));\r
- \r
- if (!(LastByte))\r
- TWCRMask |= (1 << TWEA);\r
-\r
- TWCR = TWCRMask;\r
- while (!(TWCR & (1 << TWINT)));\r
- *Byte = TWDR;\r
-\r
- return ((TWSR & TW_STATUS_MASK) == TW_MR_DATA_ACK);\r
- }\r
-\r
- /* Function Prototypes: */\r
- /** Begins a master mode TWI bus communication with the given slave device address.\r
- *\r
- * \param[in] SlaveAddress Address of the slave TWI device to communicate with\r
- *\r
- * \return Boolean true if the device is ready for data, false otherwise\r
- */\r
- bool TWI_StartTransmission(uint8_t SlaveAddress);\r
-\r
- /* Disable C linkage for C++ Compilers: */\r
- #if defined(__cplusplus)\r
- }\r
- #endif\r
-\r
-#endif\r
-\r
-/** @} */\r
#if defined(__AVR32__)\r
#include "AVR32/SPI.h"\r
#else\r
- #include "AVRU4U6U7/SPI.h" \r
+ #include "AVR8/SPI.h" \r
#endif\r
\r
#endif\r
#if defined(__AVR32__)\r
#include "AVR32/Serial.h"\r
#else\r
- #include "AVRU4U6U7/Serial.h" \r
+ #include "AVR8/Serial.h" \r
#endif\r
\r
#include "../../Common/Common.h"\r
defined(__AVR_AT90USB1287__) || defined(__AVR_AT90USB647__) || \\r
defined(__AVR_ATmega16U4__) || defined(__AVR_ATmega32U4__) || \\r
defined(__AVR_ATmega32U6__))\r
- #include "AVRU4U6U7/TWI.h"\r
+ #include "AVR8/TWI.h"\r
#else\r
#error "TWI is not available for the currently selected AVR model."\r
#endif\r
projects / pub / USBasp.git / commitdiff