The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.
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mbed 2
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TARGET_WIZWIKI_W7500ECO/TARGET_WIZNET/TARGET_W7500x/W7500x_Peripheral_Library/W7500x_i2c.h
- Committer:
- Anna Bridge
- Date:
- 2018-06-22
- Revision:
- 169:a7c7b631e539
- Parent:
- 109:9296ab0bfc11
File content as of revision 169:a7c7b631e539:
/* mbed Microcontroller Library ******************************************************************************* * Copyright (c) 2015 WIZnet Co.,Ltd. All rights reserved. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions are met: * * 1. Redistributions of source code must retain the above copyright notice, * this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright notice, * this list of conditions and the following disclaimer in the documentation * and/or other materials provided with the distribution. * 3. Neither the name of ARM Limited nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. ******************************************************************************* */ /*include -------------------------------------*/ #ifndef __W7500X_I2C_H #define __W7500X_I2C_H #include "W7500x.h" typedef enum { I2C_PA_5 = 0x05, I2C_PA_6 = 0x06, I2C_PA_9 = 0x09, I2C_PA_10 = 0x0A, I2C_PC_4 = 0x24, I2C_PC_5 = 0x25, I2C_PC_8 = 0x28, // Not connected I2C_NC = (int)0xFFFFFFFF } I2C_PinName; typedef struct { I2C_PinName scl; I2C_PinName sda; }I2C_ConfigStruct; #define I2C_PORT(X) (((uint32_t)(X) >> 4) & 0xF) // port number (0=A, 1=B, 2=C, 3=D) #define I2C_PIN_INDEX(X) (1 << ((uint32_t)(X) & 0xF)) // pin index : flag bit uint32_t I2C_Init(I2C_ConfigStruct* conf); void I2C_WriteBitSDA(I2C_ConfigStruct* conf, uint8_t data); void I2C_WriteBitSCL(I2C_ConfigStruct* conf, uint8_t data); uint8_t I2C_ReadBitSDA(I2C_ConfigStruct* conf); void I2C_SendACK(I2C_ConfigStruct* conf); void I2C_SendNACK(I2C_ConfigStruct* conf); uint8_t I2C_WriteByte(I2C_ConfigStruct* conf, uint8_t data); uint8_t I2C_ReadByte(I2C_ConfigStruct* conf); void I2C_Start(I2C_ConfigStruct* conf); void I2C_Stop(I2C_ConfigStruct* conf); int I2C_Write(I2C_ConfigStruct* conf, uint8_t addr, uint8_t* data, uint32_t len); int I2C_WriteRepeated(I2C_ConfigStruct* conf, uint8_t addr, uint8_t* data, uint32_t len); int I2C_Read(I2C_ConfigStruct* conf, uint8_t addr, uint8_t* data, uint32_t len); int I2C_ReadRepeated(I2C_ConfigStruct* conf, uint8_t addr, uint8_t* data, uint32_t len); #endif //__W7500X_I2C_H