Add new async I2C example (callback) to list of examples. Fix missing macro on other MCU

Author: jfpoilpret

cores/fastarduino/boards/leonardo_traits.h

@@ -296,5 +296,6 @@ namespace board_traits
 	friend void ::TIMER3_CAPT_vect(void);
 #define DECL_UDRE_ISR_FRIENDS friend void ::USART1_UDRE_vect(void);
 #define DECL_RX_ISR_FRIENDS friend void ::USART1_RX_vect(void);
+#define DECL_TWI_FRIENDS friend void ::TWI_vect(void);
 
 #endif /* BOARDS_LEONARDO_TRAITS_HH */

cores/fastarduino/boards/mega_traits.h

@@ -561,5 +561,6 @@ namespace board_traits
 	friend void ::USART1_RX_vect(void);	\
 	friend void ::USART2_RX_vect(void);	\
 	friend void ::USART3_RX_vect(void);
+#define DECL_TWI_FRIENDS friend void ::TWI_vect(void);
 
 #endif /* BOARDS_MEGA_TRAITS_HH */

make/Makefile-Examples.mk

@@ -58,7 +58,7 @@ EXAMPLES_ARDUINO_UNO=	complete/Conway							\
 						misc/UtilsCheck							\
 						pci/PinChangeInterrupt4					\
 						sonar/Sonar10 sonar/Sonar11				\
-						i2c/DS1307RTC3							\
+						i2c/DS1307RTC3 i2c/DS1307RTC4			\
 						i2c/MultiIO0 i2c/MultiIO3				\
 						i2c/MultiIO4 i2c/MultiIO5				\
 						tones/tones0							\
@@ -77,7 +77,7 @@ EXAMPLES_ARDUINO_UNO=	complete/Conway							\
 
 EXAMPLES_ARDUINO_LEONARDO=	complete/Conway						\
 							int/ExternalInterrupt3				\
-							i2c/DS1307RTC3						\
+							i2c/DS1307RTC3 i2c/DS1307RTC4		\
 							analog/AnalogComparator3			\
 							analog/AnalogComparator5			\
 							uart/UartApp1						
@@ -86,7 +86,7 @@ EXAMPLES_ARDUINO_MEGA=	int/ExternalInterrupt3					\
 						analog/AnalogComparator6				\
 						pci/PinChangeInterrupt4					\
 						pci/PinChangeInterrupt5MEGA				\
-						i2c/DS1307RTC3							\
+						i2c/DS1307RTC3 i2c/DS1307RTC4			\
 						i2c/MultiIO0							\
 						uart/UartApp1							\
 						uart/UartApp5							\
@@ -102,7 +102,7 @@ EXAMPLES_ARDUINO_NANO=	int/ExternalInterrupt3					\
 						analog/AnalogComparator3				\
 						analog/AnalogComparator5				\
 						analog/AnalogComparator6				\
-						i2c/DS1307RTC3							\
+						i2c/DS1307RTC3 i2c/DS1307RTC4			\
 						i2c/MultiIO0 i2c/MultiIO3				\
 						i2c/MultiIO4 i2c/MultiIO5				\
 						sonar/Sonar10 sonar/Sonar11				\
@@ -123,7 +123,7 @@ EXAMPLES_BREADBOARD_ATMEGA328P=	int/ExternalInterrupt3					\
 								analog/AnalogComparator3				\
 								analog/AnalogComparator5				\
 								analog/AnalogComparator6				\
-								i2c/DS1307RTC3							\
+								i2c/DS1307RTC3 i2c/DS1307RTC4			\
 								i2c/MultiIO0 i2c/MultiIO3				\
 								i2c/MultiIO4 i2c/MultiIO5				\
 								sonar/Sonar10 sonar/Sonar11				\

make/examples-list.txt

@@ -68,6 +68,7 @@ AccelGyro2	Display (UATX) continuous measures (gyro, accel) from MPU6050 FIFO (i
 DS1307RTC1	Change RTC and display (UATX) date/time (i2c)
 DS1307RTC2	Change RTC, display (UATX) date/time, use RAM and clock generation (i2c)
 DS1307RTC3	Change RTC and display (UATX) date/time (i2c, asynchronous)
+DS1307RTC4	Change RTC and display (UATX) date/time (i2c, asynchronous, with callback)
 Magneto1	Display (UATX) measures (compass) from HMC5883L (i2c)
 Magneto2	Display (UATX) measures (compass) from HMC5883L (i2c, with DRDY interrupt)
 MultiADC00	Check MCP3x0x constexpr (compile only, does nothing)