LPC1700CMSIS Standard Peripheral Firmware Library: C:/nxpdrv/LPC1700CMSIS/Drivers/include/lpc17xx_timer.h Source File

LPC1700CMSIS

previous page next page
C:/nxpdrv/LPC1700CMSIS/Drivers/include/lpc17xx_timer.h

00001 
00020 /* Peripheral group ----------------------------------------------------------- */
00026 #ifndef __LPC17XX_TIMER_H_
00027 #define __LPC17XX_TIMER_H_
00028 
00029 /* Includes ------------------------------------------------------------------- */
00030 #include "LPC17xx.h"
00031 #include "lpc_types.h"
00032 
00033 
00034 /* Private Macros ------------------------------------------------------------- */
00039 /************************** TIMER/COUNTER Control **************************/
00044 /**********************************************************************
00045 ** Interrupt information
00046 **********************************************************************/
00048 #define TIM_IR_CLR(n) _BIT(n)
00049 
00050 /**********************************************************************
00051 ** Timer interrupt register definitions
00052 **********************************************************************/
00054 #define TIM_MATCH_INT(n)                (_BIT(n & 0x0F))
00055 
00056 #define TIM_CAP_INT(n)     (_BIT(((n & 0x0F) + 4)))
00057 
00058 /**********************************************************************
00059 * Timer control register definitions
00060 **********************************************************************/
00062 #define TIM_ENABLE                      ((uint32_t)(1<<0))
00063 
00064 #define TIM_RESET                       ((uint32_t)(1<<1))
00065 
00066 #define TIM_TCR_MASKBIT         ((uint32_t)(3))
00067 
00068 /**********************************************************************
00069 * Timer match control register definitions
00070 **********************************************************************/
00072 #define TIM_INT_ON_MATCH(n)             (_BIT((n * 3)))
00073 
00074 #define TIM_RESET_ON_MATCH(n)           (_BIT(((n * 3) + 1)))
00075 
00076 #define TIM_STOP_ON_MATCH(n)            (_BIT(((n * 3) + 2)))
00077 
00078 #define TIM_MCR_MASKBIT                    ((uint32_t)(0x0FFF))
00079 
00080 #define TIM_MCR_CHANNEL_MASKBIT(n)              ((uint32_t)(7<<n))
00081 /**********************************************************************
00082 * Timer capture control register definitions
00083 **********************************************************************/
00085 #define TIM_CAP_RISING(n)       (_BIT((n * 3)))
00086 
00087 #define TIM_CAP_FALLING(n)      (_BIT(((n * 3) + 1)))
00088 
00089 #define TIM_INT_ON_CAP(n)       (_BIT(((n * 3) + 2)))
00090 
00091 #define TIM_EDGE_MASK(n)                (_SBF((n * 3), 0x03))
00092 
00093 #define TIM_CCR_MASKBIT                 ((uint32_t)(0x3F))
00094 
00095 #define TIM_CCR_CHANNEL_MASKBIT(n)              ((uint32_t)(7<<n))
00096 
00097 /**********************************************************************
00098 * Timer external match register definitions
00099 **********************************************************************/
00102 #define TIM_EM(n)                       _BIT(n)
00103 
00104 #define TIM_EM_NOTHING          ((uint8_t)(0x0))
00105 
00106 #define TIM_EM_LOW              ((uint8_t)(0x1))
00107 
00108 #define TIM_EM_HIGH             ((uint8_t)(0x2))
00109 
00110 #define TIM_EM_TOGGLE           ((uint8_t)(0x3))
00111 
00112 #define TIM_EM_SET(n,s)         (_SBF(((n << 1) + 4), (s & 0x03)))
00113 
00114 #define TIM_EM_MASK(n)          (_SBF(((n << 1) + 4), 0x03))
00115 
00116 #define TIM_EMR_MASKBIT 0x0FFF
00117 /**********************************************************************
00118 * Timer Count Control Register definitions
00119 **********************************************************************/
00121 #define TIM_CTCR_MODE_MASK  0x3
00122 
00123 #define TIM_CTCR_INPUT_MASK 0xC
00124 
00125 #define TIM_CTCR_MASKBIT        0xF
00126 #define TIM_COUNTER_MODE ((uint8_t)(1))
00127 
00137 /* Public Types --------------------------------------------------------------- */
00142 /***********************************************************************
00143  * Timer device enumeration
00144 **********************************************************************/
00146 typedef enum
00147 {
00148         TIM_MR0_INT =0, 
00149         TIM_MR1_INT =1, 
00150         TIM_MR2_INT =2, 
00151         TIM_MR3_INT =3, 
00152         TIM_CR0_INT =4, 
00153         TIM_CR1_INT =5, 
00154 }TIM_INT_TYPE;
00155 #define PARAM_TIM_INT_TYPE(TYPE)        ((TYPE ==TIM_MR0_INT)||(TYPE ==TIM_MR1_INT)\
00156 ||(TYPE ==TIM_MR2_INT)||(TYPE ==TIM_MR3_INT)\
00157 ||(TYPE ==TIM_CR0_INT)||(TYPE ==TIM_CR1_INT))
00158 
00160 typedef enum
00161 {
00162         TIM_TIMER_MODE = 0,                             
00163         TIM_COUNTER_RISING_MODE,                
00164         TIM_COUNTER_FALLING_MODE,               
00165         TIM_COUNTER_ANY_MODE                    
00166 } TIM_MODE_OPT;
00167 #define PARAM_TIM_MODE_OPT(MODE)        ((MODE == TIM_TIMER_MODE)||(MODE == TIM_COUNTER_RISING_MODE)\
00168 || (MODE == TIM_COUNTER_RISING_MODE)||(MODE == TIM_COUNTER_RISING_MODE))
00169 
00170 typedef enum
00171 {
00172         TIM_PRESCALE_TICKVAL = 0,               
00173         TIM_PRESCALE_USVAL                              
00174 } TIM_PRESCALE_OPT;
00175 #define PARAM_TIM_PRESCALE_OPT(OPT)     ((OPT == TIM_PRESCALE_TICKVAL)||(OPT == TIM_PRESCALE_USVAL))
00176 
00177 typedef enum
00178 {
00179         TIM_COUNTER_INCAP0 = 0,                 
00180         TIM_COUNTER_INCAP1,                             
00181 } TIM_COUNTER_INPUT_OPT;
00182 #define PARAM_TIM_COUNTER_INPUT_OPT(OPT)        ((OPT == TIM_COUNTER_INCAP0)||(OPT == TIM_COUNTER_INCAP1))
00183 
00185 typedef enum
00186 {
00187         TIM_EXTMATCH_NOTHING = 0,               
00188         TIM_EXTMATCH_LOW,                               
00189         TIM_EXTMATCH_HIGH,                              
00190         TIM_EXTMATCH_TOGGLE                             
00191 }TIM_EXTMATCH_OPT;
00192 #define PARAM_TIM_EXTMATCH_OPT(OPT)     ((OPT == TIM_EXTMATCH_NOTHING)||(OPT == TIM_EXTMATCH_LOW)\
00193 ||(OPT == TIM_EXTMATCH_HIGH)||(OPT == TIM_EXTMATCH_TOGGLE))
00194 
00196 typedef enum {
00197         TIM_CAPTURE_NONE = 0,   
00198         TIM_CAPTURE_RISING,             
00199         TIM_CAPTURE_FALLING,    
00200         TIM_CAPTURE_ANY                 
00201 } TIM_CAP_MODE_OPT;
00202 
00203 #define PARAM_TIM_CAP_MODE_OPT(OPT)     ((OPT == TIM_CAPTURE_NONE)||(OPT == TIM_CAPTURE_RISING) \
00204 ||(OPT == TIM_CAPTURE_FALLING)||(OPT == TIM_CAPTURE_ANY))
00205 
00207 typedef struct
00208 {
00209 
00210         uint8_t PrescaleOption;         
00214         uint8_t Reserved[3];            
00215         uint32_t PrescaleValue;         
00216 } TIM_TIMERCFG_Type;
00217 
00219 typedef struct {
00220 
00221         uint8_t CounterOption;          
00225         uint8_t CountInputSelect;
00226         uint8_t Reserved[2];
00227 } TIM_COUNTERCFG_Type;
00228 
00230 typedef struct {
00231         uint8_t MatchChannel;   
00233         uint8_t IntOnMatch;             
00237         uint8_t StopOnMatch;    
00241         uint8_t ResetOnMatch;   
00246         uint8_t ExtMatchOutputType;     
00252         uint8_t Reserved[3];    
00253         uint32_t MatchValue;    
00254 } TIM_MATCHCFG_Type;
00255 
00256 
00258 typedef struct {
00259         uint8_t CaptureChannel; 
00261         uint8_t RisingEdge;             
00265         uint8_t FallingEdge;            
00269         uint8_t IntOnCaption;   
00274 } TIM_CAPTURECFG_Type;
00275 
00281 /* Public Macros -------------------------------------------------------------- */
00287 #define PARAM_TIMx(n)   ((((uint32_t *)n)==((uint32_t *)LPC_TIM0)) || (((uint32_t *)n)==((uint32_t *)LPC_TIM1)) \
00288 || (((uint32_t *)n)==((uint32_t *)LPC_TIM2)) || (((uint32_t *)n)==((uint32_t *)LPC_TIM3)))
00289 
00295 /* Public Functions ----------------------------------------------------------- */
00300 FlagStatus TIM_GetIntStatus(LPC_TIM_TypeDef *TIMx, uint8_t IntFlag);
00301 FlagStatus TIM_GetIntCaptureStatus(LPC_TIM_TypeDef *TIMx, uint8_t IntFlag);
00302 void TIM_ClearIntPending(LPC_TIM_TypeDef *TIMx, uint8_t IntFlag);
00303 void TIM_ClearIntCapturePending(LPC_TIM_TypeDef *TIMx, uint8_t IntFlag);
00304 void TIM_Cmd(LPC_TIM_TypeDef *TIMx, FunctionalState NewState);
00305 void TIM_ResetCounter(LPC_TIM_TypeDef *TIMx);
00306 void TIM_Init(LPC_TIM_TypeDef *TIMx, uint8_t TimerCounterMode, void *TIM_ConfigStruct);
00307 void TIM_DeInit(LPC_TIM_TypeDef *TIMx);
00308 void TIM_ConfigStructInit(uint8_t TimerCounterMode, void *TIM_ConfigStruct);
00309 void TIM_ConfigMatch(LPC_TIM_TypeDef *TIMx, TIM_MATCHCFG_Type *TIM_MatchConfigStruct);
00310 void TIM_SetMatchExt(LPC_TIM_TypeDef *TIMx,TIM_EXTMATCH_OPT ext_match );
00311 void TIM_ConfigCapture(LPC_TIM_TypeDef *TIMx, TIM_CAPTURECFG_Type *TIM_CaptureConfigStruct);
00312 uint32_t TIM_GetCaptureValue(LPC_TIM_TypeDef *TIMx, uint8_t CaptureChannel);
00313 
00318 #endif /* __LPC17XX_TIMER_H_ */
00319 
00324 /* --------------------------------- End Of File ------------------------------ */
Generated on Mon Feb 8 10:01:37 2010 for LPC1700CMSIS Standard Peripheral Firmware Library by
1.5.9
previous page start next page