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lpc17xx_qei.h File Reference

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

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

Go to the source code of this file.

Classes

struct  QEI_CFG_Type
 QEI Configuration structure type definition. More...
 
struct  QEI_RELOADCFG_Type
 Timer Reload Configuration structure type definition. More...
 

Macros

#define QEI_RESET_POS   QEI_CON_RESP
 
#define QEI_RESET_POSOnIDX   QEI_CON_RESPI
 
#define QEI_RESET_VEL   QEI_CON_RESV
 
#define QEI_RESET_IDX   QEI_CON_RESI
 
#define QEI_DIRINV_NONE   ((uint32_t)(0))
 
#define QEI_DIRINV_CMPL   ((uint32_t)(1))
 
#define QEI_SIGNALMODE_QUAD   ((uint32_t)(0))
 
#define QEI_SIGNALMODE_CLKDIR   ((uint32_t)(1))
 
#define QEI_CAPMODE_2X   ((uint32_t)(0))
 
#define QEI_CAPMODE_4X   ((uint32_t)(1))
 
#define QEI_INVINX_NONE   ((uint32_t)(0))
 
#define QEI_INVINX_EN   ((uint32_t)(1))
 
#define QEI_TIMERRELOAD_TICKVAL   ((uint8_t)(0))
 
#define QEI_TIMERRELOAD_USVAL   ((uint8_t)(1))
 
#define QEI_STATUS_DIR   ((uint32_t)(1<<0))
 
#define QEI_COMPPOS_CH_0   ((uint8_t)(0))
 
#define QEI_COMPPOS_CH_1   ((uint8_t)(1))
 
#define QEI_COMPPOS_CH_2   ((uint8_t)(2))
 
#define QEI_INTFLAG_INX_Int   ((uint32_t)(1<<0))
 
#define QEI_INTFLAG_TIM_Int   ((uint32_t)(1<<1))
 
#define QEI_INTFLAG_VELC_Int   ((uint32_t)(1<<2))
 
#define QEI_INTFLAG_DIR_Int   ((uint32_t)(1<<3))
 
#define QEI_INTFLAG_ERR_Int   ((uint32_t)(1<<4))
 
#define QEI_INTFLAG_ENCLK_Int   ((uint32_t)(1<<5))
 
#define QEI_INTFLAG_POS0_Int   ((uint32_t)(1<<6))
 
#define QEI_INTFLAG_POS1_Int   ((uint32_t)(1<<7))
 
#define QEI_INTFLAG_POS2_Int   ((uint32_t)(1<<8))
 
#define QEI_INTFLAG_REV_Int   ((uint32_t)(1<<9))
 
#define QEI_INTFLAG_POS0REV_Int   ((uint32_t)(1<<10))
 
#define QEI_INTFLAG_POS1REV_Int   ((uint32_t)(1<<11))
 
#define QEI_INTFLAG_POS2REV_Int   ((uint32_t)(1<<12))
 
#define QEI_CON_RESP   ((uint32_t)(1<<0))
 
#define QEI_CON_RESPI   ((uint32_t)(1<<1))
 
#define QEI_CON_RESV   ((uint32_t)(1<<2))
 
#define QEI_CON_RESI   ((uint32_t)(1<<3))
 
#define QEI_CON_BITMASK   ((uint32_t)(0x0F))
 
#define QEI_CONF_DIRINV   ((uint32_t)(1<<0))
 
#define QEI_CONF_SIGMODE   ((uint32_t)(1<<1))
 
#define QEI_CONF_CAPMODE   ((uint32_t)(1<<2))
 
#define QEI_CONF_INVINX   ((uint32_t)(1<<3))
 
#define QEI_CONF_BITMASK   ((uint32_t)(0x0F))
 
#define QEI_STAT_DIR   ((uint32_t)(1<<0))
 
#define QEI_STAT_BITMASK   ((uint32_t)(1<<0))
 
#define QEI_INTSTAT_INX_Int   ((uint32_t)(1<<0))
 
#define QEI_INTSTAT_TIM_Int   ((uint32_t)(1<<1))
 
#define QEI_INTSTAT_VELC_Int   ((uint32_t)(1<<2))
 
#define QEI_INTSTAT_DIR_Int   ((uint32_t)(1<<3))
 
#define QEI_INTSTAT_ERR_Int   ((uint32_t)(1<<4))
 
#define QEI_INTSTAT_ENCLK_Int   ((uint32_t)(1<<5))
 
#define QEI_INTSTAT_POS0_Int   ((uint32_t)(1<<6))
 
#define QEI_INTSTAT_POS1_Int   ((uint32_t)(1<<7))
 
#define QEI_INTSTAT_POS2_Int   ((uint32_t)(1<<8))
 
#define QEI_INTSTAT_REV_Int   ((uint32_t)(1<<9))
 
#define QEI_INTSTAT_POS0REV_Int   ((uint32_t)(1<<10))
 
#define QEI_INTSTAT_POS1REV_Int   ((uint32_t)(1<<11))
 
#define QEI_INTSTAT_POS2REV_Int   ((uint32_t)(1<<12))
 
#define QEI_INTSTAT_BITMASK   ((uint32_t)(0x1FFF))
 
#define QEI_INTSET_INX_Int   ((uint32_t)(1<<0))
 
#define QEI_INTSET_TIM_Int   ((uint32_t)(1<<1))
 
#define QEI_INTSET_VELC_Int   ((uint32_t)(1<<2))
 
#define QEI_INTSET_DIR_Int   ((uint32_t)(1<<3))
 
#define QEI_INTSET_ERR_Int   ((uint32_t)(1<<4))
 
#define QEI_INTSET_ENCLK_Int   ((uint32_t)(1<<5))
 
#define QEI_INTSET_POS0_Int   ((uint32_t)(1<<6))
 
#define QEI_INTSET_POS1_Int   ((uint32_t)(1<<7))
 
#define QEI_INTSET_POS2_Int   ((uint32_t)(1<<8))
 
#define QEI_INTSET_REV_Int   ((uint32_t)(1<<9))
 
#define QEI_INTSET_POS0REV_Int   ((uint32_t)(1<<10))
 
#define QEI_INTSET_POS1REV_Int   ((uint32_t)(1<<11))
 
#define QEI_INTSET_POS2REV_Int   ((uint32_t)(1<<12))
 
#define QEI_INTSET_BITMASK   ((uint32_t)(0x1FFF))
 
#define QEI_INTCLR_INX_Int   ((uint32_t)(1<<0))
 
#define QEI_INTCLR_TIM_Int   ((uint32_t)(1<<1))
 
#define QEI_INTCLR_VELC_Int   ((uint32_t)(1<<2))
 
#define QEI_INTCLR_DIR_Int   ((uint32_t)(1<<3))
 
#define QEI_INTCLR_ERR_Int   ((uint32_t)(1<<4))
 
#define QEI_INTCLR_ENCLK_Int   ((uint32_t)(1<<5))
 
#define QEI_INTCLR_POS0_Int   ((uint32_t)(1<<6))
 
#define QEI_INTCLR_POS1_Int   ((uint32_t)(1<<7))
 
#define QEI_INTCLR_POS2_Int   ((uint32_t)(1<<8))
 
#define QEI_INTCLR_REV_Int   ((uint32_t)(1<<9))
 
#define QEI_INTCLR_POS0REV_Int   ((uint32_t)(1<<10))
 
#define QEI_INTCLR_POS1REV_Int   ((uint32_t)(1<<11))
 
#define QEI_INTCLR_POS2REV_Int   ((uint32_t)(1<<12))
 
#define QEI_INTCLR_BITMASK   ((uint32_t)(0x1FFF))
 
#define QEI_INTEN_INX_Int   ((uint32_t)(1<<0))
 
#define QEI_INTEN_TIM_Int   ((uint32_t)(1<<1))
 
#define QEI_INTEN_VELC_Int   ((uint32_t)(1<<2))
 
#define QEI_INTEN_DIR_Int   ((uint32_t)(1<<3))
 
#define QEI_INTEN_ERR_Int   ((uint32_t)(1<<4))
 
#define QEI_INTEN_ENCLK_Int   ((uint32_t)(1<<5))
 
#define QEI_INTEN_POS0_Int   ((uint32_t)(1<<6))
 
#define QEI_INTEN_POS1_Int   ((uint32_t)(1<<7))
 
#define QEI_INTEN_POS2_Int   ((uint32_t)(1<<8))
 
#define QEI_INTEN_REV_Int   ((uint32_t)(1<<9))
 
#define QEI_INTEN_POS0REV_Int   ((uint32_t)(1<<10))
 
#define QEI_INTEN_POS1REV_Int   ((uint32_t)(1<<11))
 
#define QEI_INTEN_POS2REV_Int   ((uint32_t)(1<<12))
 
#define QEI_INTEN_BITMASK   ((uint32_t)(0x1FFF))
 
#define QEI_IESET_INX_Int   ((uint32_t)(1<<0))
 
#define QEI_IESET_TIM_Int   ((uint32_t)(1<<1))
 
#define QEI_IESET_VELC_Int   ((uint32_t)(1<<2))
 
#define QEI_IESET_DIR_Int   ((uint32_t)(1<<3))
 
#define QEI_IESET_ERR_Int   ((uint32_t)(1<<4))
 
#define QEI_IESET_ENCLK_Int   ((uint32_t)(1<<5))
 
#define QEI_IESET_POS0_Int   ((uint32_t)(1<<6))
 
#define QEI_IESET_POS1_Int   ((uint32_t)(1<<7))
 
#define QEI_IESET_POS2_Int   ((uint32_t)(1<<8))
 
#define QEI_IESET_REV_Int   ((uint32_t)(1<<9))
 
#define QEI_IESET_POS0REV_Int   ((uint32_t)(1<<10))
 
#define QEI_IESET_POS1REV_Int   ((uint32_t)(1<<11))
 
#define QEI_IESET_POS2REV_Int   ((uint32_t)(1<<12))
 
#define QEI_IESET_BITMASK   ((uint32_t)(0x1FFF))
 
#define QEI_IECLR_INX_Int   ((uint32_t)(1<<0))
 
#define QEI_IECLR_TIM_Int   ((uint32_t)(1<<1))
 
#define QEI_IECLR_VELC_Int   ((uint32_t)(1<<2))
 
#define QEI_IECLR_DIR_Int   ((uint32_t)(1<<3))
 
#define QEI_IECLR_ERR_Int   ((uint32_t)(1<<4))
 
#define QEI_IECLR_ENCLK_Int   ((uint32_t)(1<<5))
 
#define QEI_IECLR_POS0_Int   ((uint32_t)(1<<6))
 
#define QEI_IECLR_POS1_Int   ((uint32_t)(1<<7))
 
#define QEI_IECLR_POS2_Int   ((uint32_t)(1<<8))
 
#define QEI_IECLR_REV_Int   ((uint32_t)(1<<9))
 
#define QEI_IECLR_POS0REV_Int   ((uint32_t)(1<<10))
 
#define QEI_IECLR_POS1REV_Int   ((uint32_t)(1<<11))
 
#define QEI_IECLR_POS2REV_Int   ((uint32_t)(1<<12))
 
#define QEI_IECLR_BITMASK   ((uint32_t)(0x1FFF))
 
#define PARAM_QEIx(n)   ((n==LPC_QEI))
 
#define PARAM_QEI_RESET(n)
 
#define PARAM_QEI_DIRINV(n)   ((n==QEI_DIRINV_NONE) || (n==QEI_DIRINV_CMPL))
 
#define PARAM_QEI_SIGNALMODE(n)   ((n==QEI_SIGNALMODE_QUAD) || (n==QEI_SIGNALMODE_CLKDIR))
 
#define PARAM_QEI_CAPMODE(n)   ((n==QEI_CAPMODE_2X) || (n==QEI_CAPMODE_4X))
 
#define PARAM_QEI_INVINX(n)   ((n==QEI_INVINX_NONE) || (n==QEI_INVINX_EN))
 
#define PARAM_QEI_TIMERRELOAD(n)   ((n==QEI_TIMERRELOAD_TICKVAL) || (n==QEI_TIMERRELOAD_USVAL))
 
#define PARAM_QEI_STATUS(n)   ((n==QEI_STATUS_DIR))
 
#define PARAM_QEI_COMPPOS_CH(n)   ((n==QEI_COMPPOS_CH_0) || (n==QEI_COMPPOS_CH_1) || (n==QEI_COMPPOS_CH_2))
 
#define PARAM_QEI_INTFLAG(n)
 

Functions

void QEI_Reset (LPC_QEI_TypeDef *QEIx, uint32_t ulResetType)
 
void QEI_Init (LPC_QEI_TypeDef *QEIx, QEI_CFG_Type *QEI_ConfigStruct)
 
void QEI_ConfigStructInit (QEI_CFG_Type *QIE_InitStruct)
 
void QEI_DeInit (LPC_QEI_TypeDef *QEIx)
 
FlagStatus QEI_GetStatus (LPC_QEI_TypeDef *QEIx, uint32_t ulFlagType)
 
uint32_t QEI_GetPosition (LPC_QEI_TypeDef *QEIx)
 
void QEI_SetMaxPosition (LPC_QEI_TypeDef *QEIx, uint32_t ulMaxPos)
 
void QEI_SetPositionComp (LPC_QEI_TypeDef *QEIx, uint8_t bPosCompCh, uint32_t ulPosComp)
 
uint32_t QEI_GetIndex (LPC_QEI_TypeDef *QEIx)
 
void QEI_SetIndexComp (LPC_QEI_TypeDef *QEIx, uint32_t ulIndexComp)
 
void QEI_SetTimerReload (LPC_QEI_TypeDef *QEIx, QEI_RELOADCFG_Type *QEIReloadStruct)
 
uint32_t QEI_GetTimer (LPC_QEI_TypeDef *QEIx)
 
uint32_t QEI_GetVelocity (LPC_QEI_TypeDef *QEIx)
 
uint32_t QEI_GetVelocityCap (LPC_QEI_TypeDef *QEIx)
 
void QEI_SetVelocityComp (LPC_QEI_TypeDef *QEIx, uint32_t ulVelComp)
 
void QEI_SetDigiFilter (LPC_QEI_TypeDef *QEIx, uint32_t ulSamplingPulse)
 
FlagStatus QEI_GetIntStatus (LPC_QEI_TypeDef *QEIx, uint32_t ulIntType)
 
void QEI_IntCmd (LPC_QEI_TypeDef *QEIx, uint32_t ulIntType, FunctionalState NewState)
 
void QEI_IntSet (LPC_QEI_TypeDef *QEIx, uint32_t ulIntType)
 
void QEI_IntClear (LPC_QEI_TypeDef *QEIx, uint32_t ulIntType)
 
uint32_t QEI_CalculateRPM (LPC_QEI_TypeDef *QEIx, uint32_t ulVelCapValue, uint32_t ulPPR)
 

Detailed Description

Contains all macro definitions and function prototypes support for QEI 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_qei.h.