text: #if defined (BOARD_IBKS_PLUS)
  
  #ifndef BOARD_IBKS_H
  #define BOARD_IBKS_H
  
  #ifdef __cplusplus
  extern "C" {
  #endif
  
  #include "nrf_gpio.h"
  
  // LEDs definitions for IBKS Plus
  #define LEDS_NUMBER    2
  
  #define LED_START      8
  #define LED_1          8
  #define LED_2          9
  #define LED_STOP       9
  
  #define LEDS_ACTIVE_STATE 0
  
  #define LEDS_LIST { LED_1, LED_2 }
  
  #define LEDS_INV_MASK  LEDS_MASK
  
  #define BSP_LED_0      LED_1
  #define BSP_LED_1      LED_2
  #define BSP_LED_2      LED_1
  #define BSP_LED_3      LED_1
  
  #define BUTTONS_NUMBER 1
  
  #define BUTTON_START   7
  #define BUTTON_1       7
  #define BUTTON_STOP    7
  #define BUTTON_PULL    NRF_GPIO_PIN_PULLUP
  
  #define BUTTONS_ACTIVE_STATE 0
  
  #define BUTTONS_LIST { BUTTON_1 }
  
  #define BSP_BUTTON_3   BUTTON_1
  /*
  #define RX_PIN_NUMBER  18
  #define TX_PIN_NUMBER  19
  #define CTS_PIN_NUMBER 10
  #define RTS_PIN_NUMBER 8
  #define HWFC           true
  
  #define SPIS_MISO_PIN  20    // SPI MISO signal.
  #define SPIS_CSN_PIN   21    // SPI CSN signal.
  #define SPIS_MOSI_PIN  22    // SPI MOSI signal.
  #define SPIS_SCK_PIN   23    // SPI SCK signal.
  
  #define SPIM0_SCK_PIN       23u     // SPI clock GPIO pin number.
  #define SPIM0_MOSI_PIN      20u     // SPI Master Out Slave In GPIO pin number.
  #define SPIM0_MISO_PIN      22u     // SPI Master In Slave Out GPIO pin number.
  #define SPIM0_SS_PIN        21u     // SPI Slave Select GPIO pin number.
  
  #define SPIM1_SCK_PIN       16u     // SPI clock GPIO pin number.
  #define SPIM1_MOSI_PIN      18u     // SPI Master Out Slave In GPIO pin number.
  #define SPIM1_MISO_PIN      17u     // SPI Master In Slave Out GPIO pin number.
  #define SPIM1_SS_PIN        19u     // SPI Slave Select GPIO pin number.
  */
  // Low frequency clock source to be used by the SoftDevice
  
  #define NRF_CLOCK_LFCLKSRC      {.source        = NRF_CLOCK_LF_SRC_XTAL,            \
                                   .rc_ctiv       = 0,                                \
                                   .rc_temp_ctiv  = 0,                                \
                                   .xtal_accuracy = NRF_CLOCK_LF_XTAL_ACCURACY_20_PPM}
  
  #ifdef __cplusplus
  }
  #endif
  #endif // BOARD_IBKS_H
  
  #endif // BOARD_IBKS_PLUS