| NUC472_NUC442_BSP V3.04.000 The Board Support Package for NUC472/NUC442

Macros | Functions
i2c.h File Reference

NUC472/NUC442 I2C driver header file. More...

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## Macros
#define | I2C_STA
#define | I2C_STO
#define | I2C_SI
#define | I2C_AA
#define | I2C_GCMODE_ENABLE
#define | I2C_GCMODE_DISABLE
#define | I2C_SET_CONTROL_REG(i2c, u8Ctrl)
| This macro sets the I2C control register at one time. More...
#define | I2C_START(i2c)
| This macro only set START bit to the control register of I2C module. More...
#define | I2C_STOP(i2c)
| This macro only set STOP bit to the control register of I2C module. More...
#define | I2C_WAIT_READY(i2c)
| This macro will return when I2C module is ready. More...
#define | I2C_GET_DATA(i2c)
| This macro returns the data stored in data register of I2C module. More...
#define | I2C_SET_DATA(i2c, u8Data)
| This macro writes the data to data register of I2C module. More...
#define | I2C_GET_STATUS(i2c)
| This macro returns the status of I2C module. More...
#define | I2C_GET_TIMEOUT_FLAG(i2c)
| This macro returns time-out flag. More...
#define | I2C_GET_WAKEUP_FLAG(i2c)
| This macro returns wakeup flag. More...
#define | I2C_CLEAR_WAKEUP_FLAG(i2c) ((i2c)->WKSTS |= I2C_WKSTS_WKIF_Msk )
| This macro clears wakeup flag. More...

## Functions
uint32_t | I2C_Open (I2C_T *i2c, uint32_t u32BusClock)
| This function make I2C module be ready and set the wanted bus clock. More...
void | I2C_Close (I2C_T *i2c)
| This function closes the I2C module. More...
void | I2C_ClearTimeoutFlag (I2C_T *i2c)
| This function clears the time-out flag. More...
void | I2C_Trigger (I2C_T *i2c, uint8_t u8Start, uint8_t u8Stop, uint8_t u8Si, uint8_t u8Ack)
| This function sets the control bit of the I2C module. More...
void | I2C_DisableInt (I2C_T *i2c)
| This function disables the interrupt of I2C module. More...
void | I2C_EnableInt (I2C_T *i2c)
| This function enables the interrupt (EI bit) of I2C module. More...
uint32_t | I2C_GetBusClockFreq (I2C_T *i2c)
| This function returns the real bus clock of I2C module. More...
uint32_t | I2C_SetBusClockFreq (I2C_T *i2c, uint32_t u32BusClock)
| This function sets bus frequency of I2C module. More...
uint32_t | I2C_GetIntFlag (I2C_T *i2c)
| This function gets the interrupt flag of I2C module. More...
uint32_t | I2C_GetStatus (I2C_T *i2c)
| This function returns the status of I2C module. More...
uint32_t | I2C_GetData (I2C_T *i2c)
| This function returns the data stored in data register of I2C module. More...
void | I2C_SetData (I2C_T *i2c, uint8_t u8Data)
| This function writes the data to data register of I2C module. More...
void | I2C_SetSlaveAddr (I2C_T *i2c, uint8_t u8SlaveNo, uint8_t u8SlaveAddr, uint8_t u8GCMode)
| Configure slave address and enable GC mode. More...
void | I2C_SetSlaveAddrMask (I2C_T *i2c, uint8_t u8SlaveNo, uint8_t u8SlaveAddrMask)
| Configure the mask of slave address. The corresponding address bit is "Don't Care". More...
void | I2C_EnableTimeout (I2C_T *i2c, uint8_t u8LongTimeout)
| This function enables timeout function and configures DIV4 function to support long timeout. More...
void | I2C_DisableTimeout (I2C_T *i2c)
| This function disables time-out function. More...
void | I2C_EnableWakeup (I2C_T *i2c)
| This function enables the wakeup function of I2C module. More...
void | I2C_DisableWakeup (I2C_T *i2c)
| This function disables the wakeup function of I2C module. More...

## Detailed Description

NUC472/NUC442 I2C driver header file.

Version
  V1.00

Revision
  13

Date
  15/11/20 7:27p

Note
  SPDX-License-Identifier: Apache-2.0 Copyright (C) 2014 Nuvoton Technology Corp. All rights reserved.

Definition in file i2c.h.