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Update to V4.5.0 files and directory structure.
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758 changed files with 53177 additions and 3139 deletions
143
Demo/Common/drivers/LuminaryMicro/i2c.h
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143
Demo/Common/drivers/LuminaryMicro/i2c.h
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//*****************************************************************************
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//
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// i2c.h - Prototypes for the I2C Driver.
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//
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// Copyright (c) 2005-2007 Luminary Micro, Inc. All rights reserved.
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//
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// Software License Agreement
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//
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// Luminary Micro, Inc. (LMI) is supplying this software for use solely and
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// exclusively on LMI's microcontroller products.
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//
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// The software is owned by LMI and/or its suppliers, and is protected under
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// applicable copyright laws. All rights are reserved. Any use in violation
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// of the foregoing restrictions may subject the user to criminal sanctions
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// under applicable laws, as well as to civil liability for the breach of the
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// terms and conditions of this license.
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//
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// THIS SOFTWARE IS PROVIDED "AS IS". NO WARRANTIES, WHETHER EXPRESS, IMPLIED
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// OR STATUTORY, INCLUDING, BUT NOT LIMITED TO, IMPLIED WARRANTIES OF
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// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE APPLY TO THIS SOFTWARE.
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// LMI SHALL NOT, IN ANY CIRCUMSTANCES, BE LIABLE FOR SPECIAL, INCIDENTAL, OR
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// CONSEQUENTIAL DAMAGES, FOR ANY REASON WHATSOEVER.
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//
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// This is part of revision 1582 of the Stellaris Peripheral Driver Library.
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//
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//*****************************************************************************
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#ifndef __I2C_H__
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#define __I2C_H__
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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//*****************************************************************************
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//
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// Defines for the API.
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//
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//*****************************************************************************
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//*****************************************************************************
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//
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// Interrupt defines.
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//
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//*****************************************************************************
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#define I2C_INT_MASTER 0x00000001
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#define I2C_INT_SLAVE 0x00000002
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//*****************************************************************************
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//
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// I2C Master commands.
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//
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//*****************************************************************************
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#define I2C_MASTER_CMD_SINGLE_SEND 0x00000007
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#define I2C_MASTER_CMD_SINGLE_RECEIVE 0x00000007
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#define I2C_MASTER_CMD_BURST_SEND_START 0x00000003
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#define I2C_MASTER_CMD_BURST_SEND_CONT 0x00000001
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#define I2C_MASTER_CMD_BURST_SEND_FINISH 0x00000005
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#define I2C_MASTER_CMD_BURST_SEND_ERROR_STOP 0x00000004
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#define I2C_MASTER_CMD_BURST_RECEIVE_START 0x0000000b
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#define I2C_MASTER_CMD_BURST_RECEIVE_CONT 0x00000009
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#define I2C_MASTER_CMD_BURST_RECEIVE_FINISH 0x00000005
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#define I2C_MASTER_CMD_BURST_RECEIVE_ERROR_STOP 0x00000005
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//*****************************************************************************
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//
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// I2C Master error status.
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//
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//*****************************************************************************
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#define I2C_MASTER_ERR_NONE 0
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#define I2C_MASTER_ERR_ADDR_ACK 0x00000004
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#define I2C_MASTER_ERR_DATA_ACK 0x00000008
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#define I2C_MASTER_ERR_ARB_LOST 0x00000010
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//*****************************************************************************
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//
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// I2C Slave action requests
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//
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//*****************************************************************************
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#define I2C_SLAVE_ACT_NONE 0
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#define I2C_SLAVE_ACT_RREQ 0x00000001 // Master has sent data
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#define I2C_SLAVE_ACT_TREQ 0x00000002 // Master has requested data
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//*****************************************************************************
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//
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// Miscellaneous I2C driver definitions.
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//
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//*****************************************************************************
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#define I2C_MASTER_MAX_RETRIES 1000 // Number of retries
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//*****************************************************************************
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//
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// Prototypes for the APIs.
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//
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//*****************************************************************************
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extern void I2CIntRegister(unsigned long ulBase, void(fnHandler)(void));
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extern void I2CIntUnregister(unsigned long ulBase);
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extern tBoolean I2CMasterBusBusy(unsigned long ulBase);
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extern tBoolean I2CMasterBusy(unsigned long ulBase);
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extern void I2CMasterControl(unsigned long ulBase, unsigned long ulCmd);
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extern unsigned long I2CMasterDataGet(unsigned long ulBase);
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extern void I2CMasterDataPut(unsigned long ulBase, unsigned char ucData);
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extern void I2CMasterDisable(unsigned long ulBase);
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extern void I2CMasterEnable(unsigned long ulBase);
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extern unsigned long I2CMasterErr(unsigned long ulBase);
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extern void I2CMasterInitExpClk(unsigned long ulBase, unsigned long ulI2CClk,
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tBoolean bFast);
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extern void I2CMasterIntClear(unsigned long ulBase);
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extern void I2CMasterIntDisable(unsigned long ulBase);
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extern void I2CMasterIntEnable(unsigned long ulBase);
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extern tBoolean I2CMasterIntStatus(unsigned long ulBase, tBoolean bMasked);
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extern void I2CMasterSlaveAddrSet(unsigned long ulBase,
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unsigned char ucSlaveAddr,
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tBoolean bReceive);
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extern unsigned long I2CSlaveDataGet(unsigned long ulBase);
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extern void I2CSlaveDataPut(unsigned long ulBase, unsigned char ucData);
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extern void I2CSlaveDisable(unsigned long ulBase);
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extern void I2CSlaveEnable(unsigned long ulBase);
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extern void I2CSlaveInit(unsigned long ulBase, unsigned char ucSlaveAddr);
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extern void I2CSlaveIntClear(unsigned long ulBase);
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extern void I2CSlaveIntDisable(unsigned long ulBase);
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extern void I2CSlaveIntEnable(unsigned long ulBase);
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extern tBoolean I2CSlaveIntStatus(unsigned long ulBase, tBoolean bMasked);
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extern unsigned long I2CSlaveStatus(unsigned long ulBase);
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//*****************************************************************************
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//
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// Several I2C APIs have been renamed, with the original function name being
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// deprecated. These defines provide backward compatibility.
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//
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//*****************************************************************************
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#ifndef DEPRECATED
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#include "sysctl.h"
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#define I2CMasterInit(a, b) \
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I2CMasterInitExpClk(a, SysCtlClockGet(), b)
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif // __I2C_H__
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