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Digital_Bus_interface header file

AN2491

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Digital_Bus_interface header file

/******************************************************************

File name:Digital_Bus_interface.h

Description:Header file for the SPI/I2C Interface Driver code.

Provides function type and data structure definition

Creation:11/20/2006

*******************************************************************

#ifndef _DBI_H

#define _DBI_H

#ifdef __INTERFACE_I2C

// Type enumeration regarding Acknowledge of I2C mode

typedef enum

{

NO_ACK,

ACK

} t_I2C_Ack ;

// Function dedicated to send data on I2C bus

// Parameters:

// data: Table of Bytes to send (in)

// nb_bytes: number of bytes to send (in)

// Return:

// ACK if acknowledge is received by master

// NO_ACK if acknowledge isn't received by master

t_I2C_Ack I2C_Send_data(unsigned char *data, int nb_bytes);

// Function dedicated to read data on I2C bus

// Parameters:

// Add: Slave Address to read (in)

// data: Countain the byte read (out)

// Return:

// ACK if acknowledge is received by master

// NO_ACK if acknowledge isn't received by master

t_I2C_Ack I2C_Read_data(unsigned char Add, unsigned char *data);

#endif //__INTERFACE_I2C

#ifdef __INTERFACE_SPI

// Function dedicated to send data on SPI bus

// Parameters:

// data: Data (32 bits) to send (in)

void SPI_Send_data(unsigned int data);

#endif //__INTERFACE_SPI

#endif // _DBI_H

//*********** End of file -Digital_Bus_interface.h**************

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