Fixed EXT_INT numbers in variant for pin 8 and 9

See #30

Author: cmaglie

Diff for: variants/arduino_zero/variant.cpp

@@ -207,8 +207,8 @@ const PinDescription g_APinDescription[]=
   { PORTA, 21, PIO_MULTI, (PER_ATTR_DRIVE_STRONG), (PIN_ATTR_DIGITAL|PIN_ATTR_EXTINT|PIN_ATTR_COM), NOT_ON_TIMER, No_ADC_Channel, EXTERNAL_INT_5 },
 
   // Digital High
-  { PORTA,  6, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD), (PIN_ATTR_ADC|PIN_ATTR_DIGITAL|PIN_ATTR_TIMER), TCC1_CH0, ADC_Channel6, EXTERNAL_INT_NONE }, // TCC1/WO[0] ADC/AIN[6]
-  { PORTA,  7, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD), (PIN_ATTR_ADC|PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_COM), TCC1_CH1, ADC_Channel7, EXTERNAL_INT_NONE }, // TCC1/WO[1] ADC/AIN[7]
+  { PORTA,  6, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD), (PIN_ATTR_ADC|PIN_ATTR_DIGITAL|PIN_ATTR_TIMER), TCC1_CH0, ADC_Channel6, EXTERNAL_INT_6 }, // TCC1/WO[0] ADC/AIN[6]
+  { PORTA,  7, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD), (PIN_ATTR_ADC|PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_COM), TCC1_CH1, ADC_Channel7, EXTERNAL_INT_7 }, // TCC1/WO[1] ADC/AIN[7]
   { PORTA, 18, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD|PER_ATTR_SERCOM_STD), (PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_SERCOM|PIN_ATTR_EXTINT), TC3_CH0, No_ADC_Channel, EXTERNAL_INT_2 }, // TC3/WO[0] SS: SERCOM1/PAD[2]
   { PORTA, 16, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD|PER_ATTR_SERCOM_STD), (PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_SERCOM|PIN_ATTR_EXTINT), TCC2_CH0, No_ADC_Channel, EXTERNAL_INT_0 }, // TCC2/WO[0] MOSI: SERCOM1/PAD[0]
   { PORTA, 19, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_ALT|PER_ATTR_SERCOM_STD), (PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_SERCOM|PIN_ATTR_EXTINT), TCC0_CH3, No_ADC_Channel, EXTERNAL_INT_3 }, // TCC0/WO[3] MISO: SERCOM1/PAD[3]
@@ -227,8 +227,8 @@ const PinDescription g_APinDescription[]=
 
   // 20..21 I2C pins (SDA/SCL and also EDBG:SDA/SCL)
   // ----------------------
-  { PORTA, 22, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD|PER_ATTR_SERCOM_STD), (PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_SERCOM|PIN_ATTR_EXTINT), TC4_CH0, No_ADC_Channel, EXTERNAL_INT_6 }, // SDA: SERCOM3/PAD[0]
-  { PORTA, 23, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD|PER_ATTR_SERCOM_STD), (PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_SERCOM|PIN_ATTR_EXTINT), TC4_CH1, No_ADC_Channel, EXTERNAL_INT_7 }, // SCL: SERCOM3/PAD[1]
+  { PORTA, 22, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD|PER_ATTR_SERCOM_STD), (PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_SERCOM|PIN_ATTR_EXTINT), TC4_CH0, No_ADC_Channel, EXTERNAL_INT_NONE }, // SDA: SERCOM3/PAD[0]
+  { PORTA, 23, PIO_MULTI, (PER_ATTR_DRIVE_STRONG|PER_ATTR_TIMER_STD|PER_ATTR_SERCOM_STD), (PIN_ATTR_DIGITAL|PIN_ATTR_TIMER|PIN_ATTR_SERCOM|PIN_ATTR_EXTINT), TC4_CH1, No_ADC_Channel, EXTERNAL_INT_NONE }, // SCL: SERCOM3/PAD[1]
 
   // 22..24 - SPI pins (ICSP:MISO,SCK,MOSI)
   // ----------------------