text: #ifndef __PXT_PLATFORM_H
  #define __PXT_PLATFORM_H
  
  #include "Image.h"
  #include "NRF52Microphone.h"
  #include "NRF52SPI.h"
  #include "NRF52I2C.h"
  #include "NRF52Pin.h"
  #include "NRF52PWM.h"
  #include "NRF52Serial.h"
  #include "NRF52PDM.h"
  #include "Timer.h"
  #include "MultiButton.h"
  
  #define PAGE_SIZE 4096
  #define MIC_DEVICE NRF52PDM
  
  #if defined(NRF52840) || defined(NRF52833)
  #define DEV_NUM_PINS 48
  #else
  #define DEV_NUM_PINS 32
  #endif
  
  #define DEV_PWM_PINS 0x0000ffffffffULL // all pins are PWM pins it seems
  #define DEV_AIN_PINS 0x0000f000001fULL
  
  // Codal doesn't yet distinguish between PWM and AIN
  #define DEV_ANALOG_PINS (DEV_PWM_PINS | DEV_AIN_PINS)
  
  #define CODAL_PIN NRF52Pin
  #define CODAL_SPI NRF52SPI
  #define CODAL_I2C NRF52I2C
  #define CODAL_TIMER Timer
  #define CODAL_SERIAL NRF52Serial
  
  #define IMAGE_BITS 4
  
  typedef uint8_t PinName;
  
  #define DEFAULT_NEOPIXEL_PIN P0_0
  
  // The parameters below needs tuning!
  
  /*
   * @param nominalValue The value (in SI units) of a nominal position.
   * @param nominalReading The raw reading from the sensor at the nominal position.
   * @param beta The Steinhart-Hart Beta constant for the device
   * @param seriesResistor The value (in ohms) of the resistor in series with the sensor.
   * @param zeroOffset Optional zero offset applied to all SI units (e.g. 273.15 for temperature
   * sensing in C vs Kelvin).
   */
  
  #define TEMPERATURE_NOMINAL_VALUE 25
  #define TEMPERATURE_NOMINAL_READING 10000
  #define TEMPERATURE_BETA 3380
  #define TEMPERATURE_SERIES_RESISTOR 10000
  #define TEMPERATURE_ZERO_OFFSET 273.5
  
  #define LIGHTSENSOR_SENSITIVITY 868 // codal has 912 now
  #define LIGHTSENSOR_LOW_THRESHOLD 128
  #define LIGHTSENSOR_HIGH_THRESHOLD 896
  
  
  #define P0_0 0
  #define P0_1 1
  #define P0_2 2
  #define P0_3 3
  #define P0_4 4
  #define P0_5 5
  #define P0_6 6
  #define P0_7 7
  #define P0_8 8
  #define P0_9 9
  #define P0_10 10
  #define P0_11 11
  #define P0_12 12
  #define P0_13 13
  #define P0_14 14
  #define P0_15 15
  #define P0_16 16
  #define P0_17 17
  #define P0_18 18
  #define P0_19 19
  #define P0_20 20
  #define P0_21 21
  #define P0_22 22
  #define P0_23 23
  #define P0_24 24
  #define P0_25 25
  #define P0_26 26
  #define P0_27 27
  #define P0_28 28
  #define P0_29 29
  #define P0_30 30
  #define P0_31 31
  #define P1_0 32
  #define P1_1 33
  #define P1_2 34
  #define P1_3 35
  #define P1_4 36
  #define P1_5 37
  #define P1_6 38
  #define P1_7 39
  #define P1_8 40
  #define P1_9 41
  #define P1_10 42
  #define P1_11 43
  #define P1_12 44
  #define P1_13 45
  #define P1_14 46
  #define P1_15 47
  #define P1_16 48
  #define P1_17 49
  #define P1_18 50
  #define P1_19 51
  #define P1_20 52
  #define P1_21 53
  #define P1_22 54
  #define P1_23 55
  #define P1_24 56
  #define P1_25 57
  #define P1_26 58
  #define P1_27 59
  #define P1_28 60
  #define P1_29 61
  #define P1_30 62
  #define P1_31 63
  
  #endif
  