crickit hat testing has I2S

Author: ladyada

variants/crickit_m0/variant.cpp

@@ -30,10 +30,10 @@ const PinDescription g_APinDescription[]=
   { PORTA, 1, PIO_SERCOM_ALT, PIN_ATTR_NONE, No_ADC_Channel, NOT_ON_PWM, NOT_ON_TIMER, EXTERNAL_INT_NONE }, // SCL
 
   // D2..D5 - Drive 1 thru 4
-  { PORTB, 10, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM5_CH0, TC5_CH0, EXTERNAL_INT_10 }, // Drive 1
-  { PORTB, 11, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM5_CH1, TC5_CH1, EXTERNAL_INT_11 }, // Drive 2
-  { PORTA, 12, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM2_CH0, TCC2_CH0, EXTERNAL_INT_12 }, // Drive 3
-  { PORTA, 13, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM2_CH1, TCC2_CH1, EXTERNAL_INT_13 }, // Drive 4
+  { PORTA, 13, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM2_CH1, TCC2_CH1, EXTERNAL_INT_13 }, // Drive 1
+  { PORTA, 12, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM2_CH0, TCC2_CH0, EXTERNAL_INT_12 }, // Drive 2
+  { PORTB, 11, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM5_CH1, TC5_CH1, EXTERNAL_INT_11 }, // Drive 3
+  { PORTB, 10, PIO_TIMER, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER), No_ADC_Channel, PWM5_CH0, TC5_CH0, EXTERNAL_INT_10 }, // Drive 4
 
   // D6..D9 - Servo 1 thru 4
   { PORTA, 17, PIO_TIMER_ALT, (PIN_ATTR_DIGITAL|PIN_ATTR_PWM|PIN_ATTR_TIMER_ALT), No_ADC_Channel, PWM0_CH7, TCC0_CH7, EXTERNAL_INT_1 },

variants/crickit_m0/variant.h

@@ -189,7 +189,16 @@ static const uint8_t SCL = PIN_WIRE_SCL;
 /*
  * I2S Interfaces
  */
-#define I2S_INTERFACES_COUNT 0
+#define I2S_INTERFACES_COUNT 1
+
+#define I2S_DEVICE          0
+#define I2S_CLOCK_GENERATOR 3
+// PA07 ISD0
+#define PIN_I2S_SD          (CRICKIT_TOUCH_4)
+// PA10 I2SCK
+#define PIN_I2S_SCK         (A6)
+// PA11 IS2FS0
+#define PIN_I2S_FS          (A4)       
 
 #ifdef __cplusplus
 }