i2c_if.h

Overview

Related Modules:

I2C

Description:

Declares the standard I2C interface functions.

Since:

1.0

Summary

Data Structures

Data Structure Name

Description

I2cMsg

Defines the I2C transfer message used during custom transfers.

Enumerations

Enumeration Name

Description

I2cFlag {   I2C_FLAG_READ = (0x1 << 0), I2C_FLAG_ADDR_10BIT = (0x1 << 4), I2C_FLAG_READ_NO_ACK = (0x1 << 11), I2C_FLAG_IGNORE_NO_ACK = (0x1 << 12),   I2C_FLAG_NO_START = (0x1 << 14), I2C_FLAG_STOP = (0x1 << 15) }

Enumerates flags used for transferring I2C messages.

Functions

Function Name

Description

I2cOpen (int16_t number)

struct DevHandle 

Obtains the handle of an I2C controller.

I2cClose (struct DevHandle handle)

void 

Releases the handle of an I2C controller.

I2cTransfer (struct DevHandlehandle, struct I2cMsgmsgs, int16_t count)

int32_t 

Launches a custom transfer to an I2C device.