i2c.h
74 lines
| 2.1 KiB
| text/x-c
|
CLexer
r47 | /*------------------------------------------------------------------------------ | |||
-- This file is a part of the libuc, microcontroler library | ||||
-- Copyright (C) 2012, Alexis Jeandet | ||||
-- | ||||
-- This program is free software; you can redistribute it and/or modify | ||||
-- it under the terms of the GNU General Public License as published by | ||||
-- the Free Software Foundation; either version 3 of the License, or | ||||
-- (at your option) any later version. | ||||
-- | ||||
-- This program 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 General Public License for more details. | ||||
-- | ||||
-- You should have received a copy of the GNU General Public License | ||||
-- along with this program; if not, write to the Free Software | ||||
-- Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||||
------------------------------------------------------------------------------- | ||||
-- Author : Alexis Jeandet | ||||
-- Mail : alexis.jeandet@gmail.com | ||||
-------------------------------------------------------------------------------*/ | ||||
#ifndef I2C_H | ||||
#define I2C_H | ||||
#include <stdint.h> | ||||
#include <uhandle.h> | ||||
#include <streamdevices.h> | ||||
#ifdef __cplusplus | ||||
extern "C" { | ||||
#endif | ||||
typedef int i2c_t; | ||||
#define i2c1 0 | ||||
#define i2c2 1 | ||||
#define i2c3 2 | ||||
#define i2c4 3 | ||||
#define i2c5 4 | ||||
#define i2c6 5 | ||||
#define i2c7 6 | ||||
#define i2c8 7 | ||||
#define i2c9 8 | ||||
extern int i2ctimeout; | ||||
extern i2c_t i2copen(int count); | ||||
extern i2c_t i2copenandconfig(int count ,uint32_t cfg,uint32_t speed,uint32_t SDA,uint32_t SCL); | ||||
extern int i2cclose(i2c_t dev); | ||||
extern int i2csetpins(i2c_t dev,uint32_t SDA,uint32_t SCL); | ||||
extern int i2cenable(i2c_t dev); | ||||
extern int i2cdisable(i2c_t dev); | ||||
//extern int i2csetconfig(i2c_t dev); | ||||
extern int i2csetspeed(i2c_t dev,uint32_t speed); | ||||
//extern int i2csetdatabits(i2c_t* dev,uartbits_t databits); | ||||
extern int i2cwrite(i2c_t dev,char address,char* data,int count); | ||||
extern int i2cread(i2c_t dev,char address,char* data,int count); | ||||
extern int i2cbusy(i2c_t dev); | ||||
extern int i2cStatusCheck(i2c_t dev,int32_t flagMask); | ||||
#ifdef __cplusplus | ||||
} | ||||
#endif | ||||
#endif //I2C_H | ||||