i2c.h

cypress的触摸按键模块介绍calibrating_capsense_with_the_csr_user_module___an2355_13.

//*****************************************************************************
//*****************************************************************************
//  FILENAME: I2C.h
//   Version: 1.0, Updated on 2005/09/29 at 12:44:08
//  Generated by PSoC Designer ver 4.2  b1013 : 02 September, 2004
//
//  DESCRIPTION: I2C User Module C Language interface file
//               for the (22/24/26/27/29xxx) PSoC family of devices
//-----------------------------------------------------------------------------
//  Copyright (c) Cypress MicroSystems 2003. All Rights Reserved.
//*****************************************************************************
//*****************************************************************************

#include <m8c.h>

#define I2C_SLAVE_ADDR                   0x38
#define I2C_DYNAMIC_ADDR                 1
#define I2C_ROM_ENABLE                   0

/* Create pragmas to support proper argument and return value passing */
#pragma fastcall16  I2C_Start
#pragma fastcall16  I2C_DisableInt
#pragma fastcall16  I2C_EnableInt
#pragma fastcall16  I2C_Stop
#pragma fastcall16  I2C_SetRamBuffer
#pragma fastcall16  I2C_GetAddr
#pragma fastcall16  I2C_GetActivity

#if ( I2C_DYNAMIC_ADDR )
#pragma fastcall16  I2C_SetAddr
#endif

#if ( I2C_ROM_ENABLE )
#pragma fastcall16  I2C_SetRomBuffer
#endif

//-------------------------------------------------
// Constants for I2C API's.
//-------------------------------------------------
//
//
#define I2C_ACTIVITY_MASK   0xB0
#define I2C_ANY_ACTIVITY    0x80
#define I2C_READ_ACTIVITY   0x20
#define I2C_WRITE_ACTIVITY  0x10

//-------------------------------------------------
// Prototypes of the I2C API.
//-------------------------------------------------
extern void  I2C_Start(void);                                         // Proxy Class 1, if Static Address
                                                                                   // Proxy Class 4, if Dynamic Address
extern void  I2C_DisableInt(void);                                    // Proxy Class 1
extern void  I2C_EnableInt(void);                                     // Proxy Class 1
extern void  I2C_Stop(void);                                          // Proxy Class 1
extern void  I2C_SetRamBuffer(BYTE bSize, BYTE bRWBoundary, BYTE * pAddr); // Proxy Class 4 
extern BYTE  I2C_GetAddr(void);                                       // Proxy Class 4
extern BYTE  I2C_GetActivity(void);                                   // Proxy Class 4

#if ( I2C_DYNAMIC_ADDR )
extern void  I2C_SetAddr(BYTE bAddr);                                 // Proxy Class 4
#endif

#if ( I2C_ROM_ENABLE )
extern void  I2C_SetRomBuffer(BYTE bSize, const BYTE * pAddr);        // Proxy Class 4
#endif

//-------------------------------------------------
// Define global variables.                 
//-------------------------------------------------
#if ( I2C_DYNAMIC_ADDR )
extern   BYTE   I2C_bAddr;                                            // Proxy Class 1
#endif