/* * wiringPiI2C.h: * Simplified I2C access routines * Copyright (c) 2013-2024 Gordon Henderson and contributors *********************************************************************** * This file is part of wiringPi: * https://github.com/WiringPi/WiringPi/ * * wiringPi is free software: you can redistribute it and/or modify * it under the terms of the GNU Lesser General Public License as * published by the Free Software Foundation, either version 3 of the * License, or (at your option) any later version. * * wiringPi is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with wiringPi. * If not, see . *********************************************************************** */ #include #ifdef __cplusplus extern "C" { #endif extern int wiringPiI2CRead (int fd) ; extern int wiringPiI2CReadReg8 (int fd, int reg) ; extern int wiringPiI2CReadReg16 (int fd, int reg) ; extern int wiringPiI2CReadBlockData (int fd, int reg, uint8_t *values, uint8_t size); //Interface 3.3 extern int wiringPiI2CRawRead (int fd, uint8_t *values, uint8_t size); //Interface 3.3 extern int wiringPiI2CWrite (int fd, int data) ; extern int wiringPiI2CWriteReg8 (int fd, int reg, int data) ; extern int wiringPiI2CWriteReg16 (int fd, int reg, int data) ; extern int wiringPiI2CWriteBlockData (int fd, int reg, const uint8_t *values, uint8_t size); //Interface 3.3 extern int wiringPiI2CRawWrite (int fd, const uint8_t *values, uint8_t size); //Interface 3.3 extern int wiringPiI2CSetupInterface (const char *device, int devId) ; extern int wiringPiI2CSetup (const int devId) ; #ifdef __cplusplus } #endif