44#include <stdint.h>
55
66static const uint8_t LED_BUILTIN = 47 ;
7- #define BUILTIN_LED LED_BUILTIN // backward compatibility
7+ #define BUILTIN_LED LED_BUILTIN // backward compatibility
88#define LED_BUILTIN LED_BUILTIN // allow testing #ifdef LED_BUILTIN
99
1010static const uint8_t TX = 43 ;
@@ -14,21 +14,21 @@ static const uint8_t SDA = 8;
1414static const uint8_t SCL = 9 ;
1515
1616//I2S for onboard MAX98357A only
17- static const uint8_t I2S_BCLK = 5 ;
17+ static const uint8_t I2S_BCLK = 5 ;
1818static const uint8_t I2S_LRCLK = 6 ;
19- static const uint8_t I2S_DOUT = 7 ;
19+ static const uint8_t I2S_DOUT = 7 ;
2020
2121// SPI for onboard microSD only
22- static const uint8_t SS = 10 ;
23- static const uint8_t MOSI = 11 ;
24- static const uint8_t MISO = 13 ;
25- static const uint8_t SCK = 12 ;
22+ static const uint8_t SS = 10 ;
23+ static const uint8_t MOSI = 11 ;
24+ static const uint8_t MISO = 13 ;
25+ static const uint8_t SCK = 12 ;
2626
2727// SPI2 for public usage
28- static const uint8_t SS2 = 38 ;
29- static const uint8_t MOSI2 = 39 ;
30- static const uint8_t MISO2 = 41 ;
31- static const uint8_t SCK2 = 40 ;
28+ static const uint8_t SS2 = 38 ;
29+ static const uint8_t MOSI2 = 39 ;
30+ static const uint8_t MISO2 = 41 ;
31+ static const uint8_t SCK2 = 40 ;
3232
3333static const uint8_t A0 = 1 ;
3434static const uint8_t A1 = 2 ;
@@ -52,6 +52,6 @@ static const uint8_t T9 = 9;
5252static const uint8_t T10 = 10 ;
5353static const uint8_t T14 = 14 ;
5454
55- #define PIN_DAC_MUTE 47 // only if solder bridge "DAC_MUTE" is closed
55+ #define PIN_DAC_MUTE 47 // only if solder bridge "DAC_MUTE" is closed
5656
5757#endif /* Pins_Arduino_h */
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