LPCOpen Platform for LPC18XX/43XX microcontrollers: C:/w/lpcopen_docs/software/lpc_core/lpc_chip/chip_18xx_43xx/timer_18xx_43xx.h File Reference

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timer_18xx_43xx.h File Reference

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## Data Structures
struct | LPC_TIMER_T
| 32-bit Standard timer register block structure More...

## Macros
#define | TIMER_IR_CLR(n) _BIT(n)
#define | TIMER_MATCH_INT(n) (_BIT((n) & 0x0F))
#define | TIMER_CAP_INT(n) (_BIT((((n) & 0x0F) + 4)))
#define | TIMER_ENABLE ((uint32_t) (1 << 0))
#define | TIMER_RESET ((uint32_t) (1 << 1))
#define | TIMER_INT_ON_MATCH(n) (_BIT(((n) * 3)))
#define | TIMER_RESET_ON_MATCH(n) (_BIT((((n) * 3) + 1)))
#define | TIMER_STOP_ON_MATCH(n) (_BIT((((n) * 3) + 2)))
#define | TIMER_CAP_RISING(n) (_BIT(((n) * 3)))
#define | TIMER_CAP_FALLING(n) (_BIT((((n) * 3) + 1)))
#define | TIMER_INT_ON_CAP(n) (_BIT((((n) * 3) + 2)))

## Enumerations
enum | TIMER_PIN_MATCH_STATE_T { TIMER_EXTMATCH_DO_NOTHING = 0, TIMER_EXTMATCH_CLEAR = 1, TIMER_EXTMATCH_SET = 2, TIMER_EXTMATCH_TOGGLE = 3 }
| Standard timer initial match pin state and change state. More...
enum | TIMER_CAP_SRC_STATE_T { TIMER_CAPSRC_RISING_PCLK = 0, TIMER_CAPSRC_RISING_CAPN = 1, TIMER_CAPSRC_FALLING_CAPN = 2, TIMER_CAPSRC_BOTH_CAPN = 3 }
| Standard timer clock and edge for count source. More...

## Functions
void | Chip_TIMER_Init (LPC_TIMER_T *pTMR)
| Initialize a timer. More...
void | Chip_TIMER_DeInit (LPC_TIMER_T *pTMR)
| Shutdown a timer. More...
STATIC INLINE bool | Chip_TIMER_MatchPending (LPC_TIMER_T *pTMR, int8_t matchnum)
| Determine if a match interrupt is pending. More...
STATIC INLINE bool | Chip_TIMER_CapturePending (LPC_TIMER_T *pTMR, int8_t capnum)
| Determine if a capture interrupt is pending. More...
STATIC INLINE void | Chip_TIMER_ClearMatch (LPC_TIMER_T *pTMR, int8_t matchnum)
| Clears a (pending) match interrupt. More...
STATIC INLINE void | Chip_TIMER_ClearCapture (LPC_TIMER_T *pTMR, int8_t capnum)
| Clears a (pending) capture interrupt. More...
STATIC INLINE void | Chip_TIMER_Enable (LPC_TIMER_T *pTMR)
| Enables the timer (starts count) More...
STATIC INLINE void | Chip_TIMER_Disable (LPC_TIMER_T *pTMR)
| Disables the timer (stops count) More...
STATIC INLINE uint32_t | Chip_TIMER_ReadCount (LPC_TIMER_T *pTMR)
| Returns the current timer count. More...
STATIC INLINE uint32_t | Chip_TIMER_ReadPrescale (LPC_TIMER_T *pTMR)
| Returns the current prescale count. More...
STATIC INLINE void | Chip_TIMER_PrescaleSet (LPC_TIMER_T *pTMR, uint32_t prescale)
| Sets the prescaler value. More...
STATIC INLINE void | Chip_TIMER_SetMatch (LPC_TIMER_T *pTMR, int8_t matchnum, uint32_t matchval)
| Sets a timer match value. More...
STATIC INLINE uint32_t | Chip_TIMER_ReadCapture (LPC_TIMER_T *pTMR, int8_t capnum)
| Reads a capture register. More...
void | Chip_TIMER_Reset (LPC_TIMER_T *pTMR)
| Resets the timer terminal and prescale counts to 0. More...
STATIC INLINE void | Chip_TIMER_MatchEnableInt (LPC_TIMER_T *pTMR, int8_t matchnum)
| Enables a match interrupt that fires when the terminal count matches the match counter value. More...
STATIC INLINE void | Chip_TIMER_MatchDisableInt (LPC_TIMER_T *pTMR, int8_t matchnum)
| Disables a match interrupt for a match counter. More...
STATIC INLINE void | Chip_TIMER_ResetOnMatchEnable (LPC_TIMER_T *pTMR, int8_t matchnum)
| For the specific match counter, enables reset of the terminal count register when a match occurs. More...
STATIC INLINE void | Chip_TIMER_ResetOnMatchDisable (LPC_TIMER_T *pTMR, int8_t matchnum)
| For the specific match counter, disables reset of the terminal count register when a match occurs. More...
STATIC INLINE void | Chip_TIMER_StopOnMatchEnable (LPC_TIMER_T *pTMR, int8_t matchnum)
| Enable a match timer to stop the terminal count when a match count equals the terminal count. More...
STATIC INLINE void | Chip_TIMER_StopOnMatchDisable (LPC_TIMER_T *pTMR, int8_t matchnum)
| Disable stop on match for a match timer. Disables a match timer to stop the terminal count when a match count equals the terminal count. More...
STATIC INLINE void | Chip_TIMER_CaptureRisingEdgeEnable (LPC_TIMER_T *pTMR, int8_t capnum)
| Enables capture on on rising edge of selected CAP signal for the selected capture register, enables the selected CAPn.capnum signal to load the capture register with the terminal coount on a rising edge. More...
STATIC INLINE void | Chip_TIMER_CaptureRisingEdgeDisable (LPC_TIMER_T *pTMR, int8_t capnum)
| Disables capture on on rising edge of selected CAP signal. For the selected capture register, disables the selected CAPn.capnum signal to load the capture register with the terminal coount on a rising edge. More...
STATIC INLINE void | Chip_TIMER_CaptureFallingEdgeEnable (LPC_TIMER_T *pTMR, int8_t capnum)
| Enables capture on on falling edge of selected CAP signal. For the selected capture register, enables the selected CAPn.capnum signal to load the capture register with the terminal coount on a falling edge. More...
STATIC INLINE void | Chip_TIMER_CaptureFallingEdgeDisable (LPC_TIMER_T *pTMR, int8_t capnum)
| Disables capture on on falling edge of selected CAP signal. For the selected capture register, disables the selected CAPn.capnum signal to load the capture register with the terminal coount on a falling edge. More...
STATIC INLINE void | Chip_TIMER_CaptureEnableInt (LPC_TIMER_T *pTMR, int8_t capnum)
| Enables interrupt on capture of selected CAP signal. For the selected capture register, an interrupt will be generated when the enabled rising or falling edge on CAPn.capnum is detected. More...
STATIC INLINE void | Chip_TIMER_CaptureDisableInt (LPC_TIMER_T *pTMR, int8_t capnum)
| Disables interrupt on capture of selected CAP signal. More...
void | Chip_TIMER_ExtMatchControlSet (LPC_TIMER_T *pTMR, int8_t initial_state, TIMER_PIN_MATCH_STATE_T matchState, int8_t matchnum)
| Sets external match control (MATn.matchnum) pin control. For the pin selected with matchnum, sets the function of the pin that occurs on a terminal count match for the match count. More...
STATIC INLINE void | Chip_TIMER_TIMER_SetCountClockSrc (LPC_TIMER_T *pTMR, TIMER_CAP_SRC_STATE_T capSrc, int8_t capnum)
| Sets timer count source and edge with the selected passed from CapSrc. If CapSrc selected a CAPn pin, select the specific CAPn pin with the capnum value. More...