.. _program_listing_file_src_knx_config.h:

Program Listing for File config.h
=================================

|exhale_lsh| :ref:`Return to documentation for file <file_src_knx_config.h>` (``src/knx/config.h``)

.. |exhale_lsh| unicode:: U+021B0 .. UPWARDS ARROW WITH TIP LEFTWARDS

.. code-block:: cpp

   #pragma once
   
   #ifndef NO_KNX_CONFIG
   
       #ifdef ARDUINO_ARCH_SAMD
           #define SPI_SS_PIN 10
           #define GPIO_GDO2_PIN 9
           #define GPIO_GDO0_PIN 7
       #else                    // Linux Platform (Raspberry Pi)
           #define SPI_SS_PIN 8     // GPIO 8  (SPI_CE0_N) -> WiringPi: 10 -> Pin number on header: 24
           #define GPIO_GDO2_PIN 25 // GPIO 25 (GPIO_GEN6) -> WiringPi: 6  -> Pin number on header: 22
           #define GPIO_GDO0_PIN 24 // GPIO 24 (GPIO_GEN5) -> WiringPi: 5  -> Pin number on header: 18
       #endif
   
       // Normal devices
       // TP1: 0x07B0
       // RF: 0x27B0
       // IP: 0x57B0
       //#define MASK_VERSION 0x07B0
       //#define MASK_VERSION 0x27B0
       //#define MASK_VERSION 0x57B0
   
       // Couplers
       // IP/TP1: 0x091A
       // TP1/RF: 0x2920
       //#define MASK_VERSION 0x091A
       //#define MASK_VERSION 0x2920
   
       // Data Linklayer Driver Options
       #if MASK_VERSION == 0x07B0
           #define USE_TP
       #endif
   
       #if MASK_VERSION == 0x27B0
           #define USE_RF
       #endif
   
       #if MASK_VERSION == 0x57B0
           #define USE_IP
       #endif
   
       #if MASK_VERSION == 0x091A
           #define USE_TP
           #define USE_IP
       #endif
   
       #if MASK_VERSION == 0x2920
           #define USE_TP
           #define USE_RF
       #endif
   
       // cEMI options
       //#define USE_USB
       //#define USE_CEMI_SERVER
       #if defined(USE_USB) || defined(KNX_TUNNELING)
           #define USE_CEMI_SERVER
       #endif
   
       // KNX Data Secure Options
       // Define via a compiler -D flag if required
       // #define USE_DATASECURE
   
       // option to have GroupObjects (KO in German) use 8 bytes mangement information RAM instead of 19 bytes
       // see knx-demo-small-go for example
       // this option might be also set via compiler flag -DSMALL_GROUPOBJECT if required
       //#define SMALL_GROUPOBJECT
   
       // Some defines to reduce footprint
       // Do not perform conversion from KNXValue(const char*) to other types, it mainly avoids the expensive strtod
       //#define KNX_NO_STRTOx_CONVERSION
       // Do not print messages
       //#define KNX_NO_PRINT
       // Do not use SPI (Arduino variants)
       //#define KNX_NO_SPI
       // Do not use the default UART (Arduino variants), it must be defined by ArduinoPlatform::knxUart
       // (combined with other flags (HWSERIAL_NONE for stm32) - avoid allocation of RX/TX buffers for all serial lines)
       //#define KNX_NO_DEFAULT_UART
   
   #endif
   
   #if !defined(MASK_VERSION)
       #error MASK_VERSION must be defined! See config.h for possible values!
   #endif