X-Git-Url: http://git.linex4red.de/pub/lufa.git/blobdiff_plain/a4a6958524adab55b5306df7c9a5de70b359dfa1..refs/heads/ProMicro:/LUFA/Drivers/Peripheral/AVR8/SerialSPI_AVR8.h

diff --git a/LUFA/Drivers/Peripheral/AVR8/SerialSPI_AVR8.h b/LUFA/Drivers/Peripheral/AVR8/SerialSPI_AVR8.h
index e449a8f5e..cd9e59728 100644
--- a/LUFA/Drivers/Peripheral/AVR8/SerialSPI_AVR8.h
+++ b/LUFA/Drivers/Peripheral/AVR8/SerialSPI_AVR8.h
@@ -1,13 +1,13 @@
 /*
              LUFA Library
-     Copyright (C) Dean Camera, 2013.
+     Copyright (C) Dean Camera, 2021.
 
   dean [at] fourwalledcubicle [dot] com
            www.lufa-lib.org
 */
 
 /*
-  Copyright 2013  Dean Camera (dean [at] fourwalledcubicle [dot] com)
+  Copyright 2021  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
@@ -52,7 +52,7 @@
  *
  *  \code
  *      // Initialize the Master SPI mode USART driver before first use, with 1Mbit baud
- *      SerialSPI_Init((USART_SPI_SCK_LEAD_RISING | SPI_SAMPLE_LEADING | SPI_ORDER_MSB_FIRST), 1000000);
+ *      SerialSPI_Init((USART_SPI_SCK_LEAD_RISING | USART_SPI_SAMPLE_LEADING | USART_SPI_ORDER_MSB_FIRST), 1000000);
  *
  *      // Send several bytes, ignoring the returned data
  *      SerialSPI_SendByte(0x01);
@@ -90,38 +90,46 @@
 		#endif
 
 	/* Private Interface - For use in library only: */
-	#if !defined(__DOXYGEN__)
-			#define SERIAL_SPI_UBBRVAL(Baud)       ((Baud < (F_CPU / 2)) ? ((F_CPU / (2 * Baud)) - 1) : 0)
-	#endif
+		#if !defined(__DOXYGEN__)
+			#define SERIAL_SPI_UBBRVAL(Baud)             ((Baud < (F_CPU / 2)) ? ((F_CPU / (2 * Baud)) - 1) : 0)
+
+			/* Master USART SPI mode flag definitions missing in the AVR8 toolchain */
+			#if !defined(UCPHA1)
+				#define UCPHA1                           1
+			#endif
+			#if !defined(UDORD1)
+				#define UDORD1                           2
+			#endif
+		#endif
 
 	/* Public Interface - May be used in end-application: */
 		/* Macros: */
 			/** \name SPI SCK Polarity Configuration Masks */
-			//@{
+			/**@{*/
 			/** SPI clock polarity mask for \ref SPI_Init(). Indicates that the SCK should lead on the rising edge. */
-			#define USART_SPI_SCK_LEAD_RISING            (0 << UCPOL)
+			#define USART_SPI_SCK_LEAD_RISING            (0 << UCPOL1)
 
 			/** SPI clock polarity mask for \ref SPI_Init(). Indicates that the SCK should lead on the falling edge. */
-			#define USART_SPI_SCK_LEAD_FALLING           (1 << UCPOL)
-			//@}
+			#define USART_SPI_SCK_LEAD_FALLING           (1 << UCPOL1)
+			/**@}*/
 
 			/** \name SPI Sample Edge Configuration Masks */
-			//@{
+			/**@{*/
 			/** SPI data sample mode mask for \ref SerialSPI_Init(). Indicates that the data should sampled on the leading edge. */
-			#define USART_SPI_SAMPLE_LEADING             (0 << UPCHA)
+			#define USART_SPI_SAMPLE_LEADING             (0 << UCPHA1)
 
 			/** SPI data sample mode mask for \ref SerialSPI_Init(). Indicates that the data should be sampled on the trailing edge. */
-			#define USART_SPI_SAMPLE_TRAILING            (1 << UPCHA)
-			//@}
+			#define USART_SPI_SAMPLE_TRAILING            (1 << UCPHA1)
+			/**@}*/
 
 			/** \name SPI Data Ordering Configuration Masks */
-			//@{
+			/**@{*/
 			/** SPI data order mask for \ref SerialSPI_Init(). Indicates that data should be shifted out MSB first. */
-			#define USART_SPI_ORDER_MSB_FIRST            (0 << UDORD)
+			#define USART_SPI_ORDER_MSB_FIRST            (0 << UDORD1)
 
 			/** SPI data order mask for \ref SerialSPI_Init(). Indicates that data should be shifted out LSB first. */
-			#define USART_SPI_ORDER_LSB_FIRST            (1 << UDORD)
-			//@}
+			#define USART_SPI_ORDER_LSB_FIRST            (1 << UDORD1)
+			/**@}*/
 
 		/* Inline Functions: */
 			/** Initialize the USART module in Master SPI mode.