LPCOpen Platform for LPC18XX/43XX microcontrollers  18XX43XX
LPCOpen Platform for the NXP LPC18XX/43XX family of Microcontrollers
Data Structures | Macros | Functions
CHIP: LPC18xx/43xx Repetitive Interrupt Timer driver

Detailed Description

Data Structures

struct  LPC_RITIMER_T
 Repetitive Interrupt Timer register block structure. More...
 

Macros

#define RIT_CTRL_INT   ((uint32_t) (1))
 
#define RIT_CTRL_ENCLR   ((uint32_t) _BIT(1))
 
#define RIT_CTRL_ENBR   ((uint32_t) _BIT(2))
 
#define RIT_CTRL_TEN   ((uint32_t) _BIT(3))
 

Functions

void Chip_RIT_Init (LPC_RITIMER_T *pRITimer)
 Initialize the RIT. More...
 
void Chip_RIT_DeInit (LPC_RITIMER_T *pRITimer)
 Shutdown the RIT. More...
 
STATIC INLINE void Chip_RIT_Enable (LPC_RITIMER_T *pRITimer)
 Enable Timer. More...
 
STATIC INLINE void Chip_RIT_Disable (LPC_RITIMER_T *pRITimer)
 Disable Timer. More...
 
STATIC INLINE void Chip_RIT_TimerDebugEnable (LPC_RITIMER_T *pRITimer)
 Enable timer debug. More...
 
STATIC INLINE void Chip_RIT_TimerDebugDisable (LPC_RITIMER_T *pRITimer)
 Disable timer debug. More...
 
IntStatus Chip_RIT_GetIntStatus (LPC_RITIMER_T *pRITimer)
 Check whether interrupt flag is set or not. More...
 
STATIC INLINE void Chip_RIT_SetCOMPVAL (LPC_RITIMER_T *pRITimer, uint32_t val)
 Set a tick value for the interrupt to time out. More...
 
STATIC INLINE void Chip_RIT_EnableCTRL (LPC_RITIMER_T *pRITimer, uint32_t val)
 Enables or clears the RIT or interrupt. More...
 
STATIC INLINE void Chip_RIT_ClearInt (LPC_RITIMER_T *pRITimer)
 Clears the RIT interrupt. More...
 
STATIC INLINE uint32_t Chip_RIT_GetCounter (LPC_RITIMER_T *pRITimer)
 Returns the current RIT Counter value. More...
 
void Chip_RIT_SetTimerInterval (LPC_RITIMER_T *pRITimer, uint32_t time_interval)
 Set timer interval value. More...
 

Macro Definition Documentation

#define RIT_CTRL_ENBR   ((uint32_t) _BIT(2))

Set timer enable on debug

Definition at line 66 of file ritimer_18xx_43xx.h.

#define RIT_CTRL_ENCLR   ((uint32_t) _BIT(1))

Set timer enable clear to 0 when the counter value equals the masked compare value

Definition at line 64 of file ritimer_18xx_43xx.h.

#define RIT_CTRL_INT   ((uint32_t) (1))

Set by H/W when the counter value equals the masked compare value

Definition at line 62 of file ritimer_18xx_43xx.h.

#define RIT_CTRL_TEN   ((uint32_t) _BIT(3))

Set timer enable

Definition at line 68 of file ritimer_18xx_43xx.h.

Function Documentation

STATIC INLINE void Chip_RIT_ClearInt ( LPC_RITIMER_T pRITimer)

Clears the RIT interrupt.

Parameters
pRITimer: RITimer peripheral selected
Returns
None

Definition at line 158 of file ritimer_18xx_43xx.h.

void Chip_RIT_DeInit ( LPC_RITIMER_T pRITimer)

Shutdown the RIT.

Parameters
pRITimer: RITimer peripheral selected
Returns
None

Definition at line 61 of file ritimer_18xx_43xx.c.

STATIC INLINE void Chip_RIT_Disable ( LPC_RITIMER_T pRITimer)

Disable Timer.

Parameters
pRITimer: RITimer peripheral selected
Returns
None

Definition at line 99 of file ritimer_18xx_43xx.h.

STATIC INLINE void Chip_RIT_Enable ( LPC_RITIMER_T pRITimer)

Enable Timer.

Parameters
pRITimer: RITimer peripheral selected
Returns
None

Definition at line 89 of file ritimer_18xx_43xx.h.

STATIC INLINE void Chip_RIT_EnableCTRL ( LPC_RITIMER_T pRITimer,
uint32_t  val 
)

Enables or clears the RIT or interrupt.

Parameters
pRITimer: RITimer peripheral selected
val: RIT to be set, one or more RIT_CTRL_* values
Returns
None

Definition at line 148 of file ritimer_18xx_43xx.h.

STATIC INLINE uint32_t Chip_RIT_GetCounter ( LPC_RITIMER_T pRITimer)

Returns the current RIT Counter value.

Parameters
pRITimer: RITimer peripheral selected
Returns
the current timer counter value

Definition at line 168 of file ritimer_18xx_43xx.h.

IntStatus Chip_RIT_GetIntStatus ( LPC_RITIMER_T pRITimer)

Check whether interrupt flag is set or not.

Parameters
pRITimer: RITimer peripheral selected
Returns
Current interrupt status, either ET or UNSET

Definition at line 84 of file ritimer_18xx_43xx.c.

void Chip_RIT_Init ( LPC_RITIMER_T pRITimer)

Initialize the RIT.

Parameters
pRITimer: RITimer peripheral selected
Returns
None

Definition at line 51 of file ritimer_18xx_43xx.c.

STATIC INLINE void Chip_RIT_SetCOMPVAL ( LPC_RITIMER_T pRITimer,
uint32_t  val 
)

Set a tick value for the interrupt to time out.

Parameters
pRITimer: RITimer peripheral selected
val: value (in ticks) of the interrupt to be set
Returns
None

Definition at line 137 of file ritimer_18xx_43xx.h.

void Chip_RIT_SetTimerInterval ( LPC_RITIMER_T pRITimer,
uint32_t  time_interval 
)

Set timer interval value.

Parameters
pRITimer: RITimer peripheral selected
time_interval: timer interval value (ms)
Returns
None

Definition at line 68 of file ritimer_18xx_43xx.c.

STATIC INLINE void Chip_RIT_TimerDebugDisable ( LPC_RITIMER_T pRITimer)

Disable timer debug.

Parameters
pRITimer: RITimer peripheral selected
Returns
None

Definition at line 119 of file ritimer_18xx_43xx.h.

STATIC INLINE void Chip_RIT_TimerDebugEnable ( LPC_RITIMER_T pRITimer)

Enable timer debug.

Parameters
pRITimer: RITimer peripheral selected
Returns
None

Definition at line 109 of file ritimer_18xx_43xx.h.