text: #ifndef Pins_Arduino_h
  #define Pins_Arduino_h
  
  #include <stdint.h>
  
  #define EXTERNAL_NUM_INTERRUPTS 16
  #define NUM_DIGITAL_PINS        40
  #define NUM_ANALOG_INPUTS       16
  
  #define analogInputToDigitalPin(p)  (((p)<20)?(esp32_adc2gpio[(p)]):-1)
  #define digitalPinToInterrupt(p)    (((p)<40)?(p):-1)
  #define digitalPinHasPWM(p)         (p < 34)
  
  static const uint8_t TX = 1;  //taken out on pgm header
  static const uint8_t RX = 3;  //taken out on pgm header
  
  static const uint8_t SDA = 21;  //1
  static const uint8_t SCL = 22;  //2
  
  static const uint8_t SS    = 2; //3
  static const uint8_t MOSI  = 23; //4
  static const uint8_t MISO  = 19; //5	
  static const uint8_t SCK   = 18; //6
  
  
  
  static const uint8_t A6 = 34;  //7
  static const uint8_t A7 = 35;  //8 
  static const uint8_t A10 = 4;  //9
  static const uint8_t A11 = 0;  // taken out on pgm header
  static const uint8_t A12 = 2;  // with SPI SS
  static const uint8_t A13 = 15; //10
  static const uint8_t A14 = 13; //11
  
  
  
  static const uint8_t DAC1 = 25;  //12
  static const uint8_t DAC2 = 26;  //13
  
  
  static const uint8_t T0 = 4;  //used
  static const uint8_t T1 = 0;  // taken out on pgm header
  static const uint8_t T2 = 2;  //used
  static const uint8_t T3 = 15; //used
  
  
  
  
  #endif /* Pins_Arduino_h */
  