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lpc17xx_i2c.h File Reference

Contains all macro definitions and function prototypes support for I2C firmware library on LPC17xx. More...

#include "LPC17xx.h"
#include "lpc_types.h"

Go to the source code of this file.

Classes

struct  I2C_OWNSLAVEADDR_CFG_Type
 I2C Own slave address setting structure. More...
 
struct  I2C_M_SETUP_Type
 Master transfer setup data structure definitions. More...
 
struct  I2C_S_SETUP_Type
 Slave transfer setup data structure definitions. More...
 

Macros

#define I2C_I2CONSET_AA   ((0x04))
 
#define I2C_I2CONSET_SI   ((0x08))
 
#define I2C_I2CONSET_STO   ((0x10))
 
#define I2C_I2CONSET_STA   ((0x20))
 
#define I2C_I2CONSET_I2EN   ((0x40))
 
#define I2C_I2CONCLR_AAC   ((1<<2))
 
#define I2C_I2CONCLR_SIC   ((1<<3))
 
#define I2C_I2CONCLR_STAC   ((1<<5))
 
#define I2C_I2CONCLR_I2ENC   ((1<<6))
 
#define I2C_STAT_CODE_BITMASK   ((0xF8))
 
#define I2C_I2STAT_NO_INF   ((0xF8))
 
#define I2C_I2STAT_M_TX_START   ((0x08))
 
#define I2C_I2STAT_M_TX_RESTART   ((0x10))
 
#define I2C_I2STAT_M_TX_SLAW_ACK   ((0x18))
 
#define I2C_I2STAT_M_TX_SLAW_NACK   ((0x20))
 
#define I2C_I2STAT_M_TX_DAT_ACK   ((0x28))
 
#define I2C_I2STAT_M_TX_DAT_NACK   ((0x30))
 
#define I2C_I2STAT_M_TX_ARB_LOST   ((0x38))
 
#define I2C_I2STAT_M_RX_START   ((0x08))
 
#define I2C_I2STAT_M_RX_RESTART   ((0x10))
 
#define I2C_I2STAT_M_RX_ARB_LOST   ((0x38))
 
#define I2C_I2STAT_M_RX_SLAR_ACK   ((0x40))
 
#define I2C_I2STAT_M_RX_SLAR_NACK   ((0x48))
 
#define I2C_I2STAT_M_RX_DAT_ACK   ((0x50))
 
#define I2C_I2STAT_M_RX_DAT_NACK   ((0x58))
 
#define I2C_I2STAT_S_RX_SLAW_ACK   ((0x60))
 
#define I2C_I2STAT_S_RX_ARB_LOST_M_SLA   ((0x68))
 
#define I2C_I2STAT_S_RX_GENCALL_ACK   ((0x70))
 
#define I2C_I2STAT_S_RX_ARB_LOST_M_GENCALL   ((0x78))
 
#define I2C_I2STAT_S_RX_PRE_SLA_DAT_ACK   ((0x80))
 
#define I2C_I2STAT_S_RX_PRE_SLA_DAT_NACK   ((0x88))
 
#define I2C_I2STAT_S_RX_PRE_GENCALL_DAT_ACK   ((0x90))
 
#define I2C_I2STAT_S_RX_PRE_GENCALL_DAT_NACK   ((0x98))
 
#define I2C_I2STAT_S_RX_STA_STO_SLVREC_SLVTRX   ((0xA0))
 
#define I2C_I2STAT_S_TX_SLAR_ACK   ((0xA8))
 
#define I2C_I2STAT_S_TX_ARB_LOST_M_SLA   ((0xB0))
 
#define I2C_I2STAT_S_TX_DAT_ACK   ((0xB8))
 
#define I2C_I2STAT_S_TX_DAT_NACK   ((0xC0))
 
#define I2C_I2STAT_S_TX_LAST_DAT_ACK   ((0xC8))
 
#define I2C_SLAVE_TIME_OUT   0x10000UL
 
#define I2C_I2DAT_BITMASK   ((0xFF))
 
#define I2C_I2DAT_IDLE_CHAR   (0xFF)
 
#define I2C_I2MMCTRL_MM_ENA   ((1<<0))
 
#define I2C_I2MMCTRL_ENA_SCL   ((1<<1))
 
#define I2C_I2MMCTRL_MATCH_ALL   ((1<<2))
 
#define I2C_I2MMCTRL_BITMASK   ((0x07))
 
#define I2DATA_BUFFER_BITMASK   ((0xFF))
 
#define I2C_I2ADR_GC   ((1<<0))
 
#define I2C_I2ADR_BITMASK   ((0xFF))
 
#define I2C_I2MASK_MASK(n)   ((n&0xFE))
 
#define I2C_I2SCLH_BITMASK   ((0xFFFF))
 
#define I2C_I2SCLL_BITMASK   ((0xFFFF))
 
#define I2C_SETUP_STATUS_ARBF   (1<<8)
 
#define I2C_SETUP_STATUS_NOACKF   (1<<9)
 
#define I2C_SETUP_STATUS_DONE   (1<<10)
 
#define I2C_MONITOR_CFG_SCL_OUTPUT   I2C_I2MMCTRL_ENA_SCL
 
#define I2C_MONITOR_CFG_MATCHALL   I2C_I2MMCTRL_MATCH_ALL
 
#define PARAM_I2C_SLAVEADDR_CH(n)   ((n>=0) && (n<=3))
 
#define PARAM_I2Cx(n)
 
#define PARAM_I2C_MONITOR_CFG(n)   ((n==I2C_MONITOR_CFG_SCL_OUTPUT) || (I2C_MONITOR_CFG_MATCHALL))
 

Enumerations

enum  I2C_TRANSFER_OPT_Type { I2C_TRANSFER_POLLING = 0, I2C_TRANSFER_INTERRUPT }
 Transfer option type definitions. More...
 

Functions

void I2C_Init (LPC_I2C_TypeDef *I2Cx, uint32_t clockrate)
 
void I2C_DeInit (LPC_I2C_TypeDef *I2Cx)
 
void I2C_Cmd (LPC_I2C_TypeDef *I2Cx, FunctionalState NewState)
 
Status I2C_MasterTransferData (LPC_I2C_TypeDef *I2Cx, I2C_M_SETUP_Type *TransferCfg, I2C_TRANSFER_OPT_Type Opt)
 
Status I2C_SlaveTransferData (LPC_I2C_TypeDef *I2Cx, I2C_S_SETUP_Type *TransferCfg, I2C_TRANSFER_OPT_Type Opt)
 
uint32_t I2C_MasterTransferComplete (LPC_I2C_TypeDef *I2Cx)
 
uint32_t I2C_SlaveTransferComplete (LPC_I2C_TypeDef *I2Cx)
 
void I2C_SetOwnSlaveAddr (LPC_I2C_TypeDef *I2Cx, I2C_OWNSLAVEADDR_CFG_Type *OwnSlaveAddrConfigStruct)
 
uint8_t I2C_GetLastStatusCode (LPC_I2C_TypeDef *I2Cx)
 
void I2C_MonitorModeConfig (LPC_I2C_TypeDef *I2Cx, uint32_t MonitorCfgType, FunctionalState NewState)
 
void I2C_MonitorModeCmd (LPC_I2C_TypeDef *I2Cx, FunctionalState NewState)
 
uint8_t I2C_MonitorGetDatabuffer (LPC_I2C_TypeDef *I2Cx)
 
BOOL_8 I2C_MonitorHandler (LPC_I2C_TypeDef *I2Cx, uint8_t *buffer, uint32_t size)
 
void I2C_IntCmd (LPC_I2C_TypeDef *I2Cx, Bool NewState)
 
void I2C_MasterHandler (LPC_I2C_TypeDef *I2Cx)
 
void I2C_SlaveHandler (LPC_I2C_TypeDef *I2Cx)
 

Detailed Description

Contains all macro definitions and function prototypes support for I2C firmware library on LPC17xx.

Version
2.0
Date
21. May. 2010
Author
NXP MCU SW Application Team

Software that is described herein is for illustrative purposes only which provides customers with programming information regarding the products. This software is supplied "AS IS" without any warranties. NXP Semiconductors assumes no responsibility or liability for the use of the software, conveys no license or title under any patent, copyright, or mask work right to the product. NXP Semiconductors reserves the right to make changes in the software without notification. NXP Semiconductors also make no representation or warranty that such application will be suitable for the specified use without further testing or modification.

Definition in file lpc17xx_i2c.h.