gptimer.h File Reference

Header file for the cc2538 General Purpose Timers. More...

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Macros
Base addresses for the GPT register instances
#define	GPT_0_BASE   0x40030000
	GPTIMER0.
#define	GPT_1_BASE   0x40031000
	GPTIMER1.
#define	GPT_2_BASE   0x40032000
	GPTIMER2.
#define	GPT_3_BASE   0x40033000
	GPTIMER3.
GPTIMER Register offset declarations
#define	GPTIMER_CFG   0x00000000
	GPTM configuration.
#define	GPTIMER_TAMR   0x00000004
	GPTM Timer A mode.
#define	GPTIMER_TBMR   0x00000008
	GPTM Timer B mode.
#define	GPTIMER_CTL   0x0000000C
	GPTM control.
#define	GPTIMER_SYNC   0x00000010
	GPTM synchronize (0 only)
#define	GPTIMER_IMR   0x00000018
	GPTM interrupt mask.
#define	GPTIMER_RIS   0x0000001C
	GPTM raw interrupt status.
#define	GPTIMER_MIS   0x00000020
	GPTM masked interrupt status.
#define	GPTIMER_ICR   0x00000024
	GPTM interrupt clear.
#define	GPTIMER_TAILR   0x00000028
	GPTM Timer A interval load.
#define	GPTIMER_TBILR   0x0000002C
	GPTM Timer B interval load.
#define	GPTIMER_TAMATCHR   0x00000030
	GPTM Timer A match.
#define	GPTIMER_TBMATCHR   0x00000034
	GPTM Timer B match.
#define	GPTIMER_TAPR   0x00000038
	GPTM Timer A prescale.
#define	GPTIMER_TBPR   0x0000003C
	GPTM Timer B prescale.
#define	GPTIMER_TAPMR   0x00000040
	GPTM Timer A prescale match.
#define	GPTIMER_TBPMR   0x00000044
	GPTM Timer B prescale match.
#define	GPTIMER_TAR   0x00000048
	GPTM Timer A.
#define	GPTIMER_TBR   0x0000004C
	GPTM Timer B.
#define	GPTIMER_TAV   0x00000050
	GPTM Timer A value.
#define	GPTIMER_TBV   0x00000054
	GPTM Timer B value.
#define	GPTIMER_RTCPD   0x00000058
	GPTM RTC predivide.
#define	GPTIMER_TAPS   0x0000005C
	GPTM Timer A prescale snapshot.
#define	GPTIMER_TBPS   0x00000060
	GPTM Timer B prescale snapshot.
#define	GPTIMER_TAPV   0x00000064
	GPTM Timer A prescale value.
#define	GPTIMER_TBPV   0x00000068
	GPTM Timer B prescale value.
#define	GPTIMER_PP   0x00000FC0
	GPTM peripheral properties.
GPTIMER_CFG register bit masks
#define	GPTIMER_CFG_GPTMCFG   0x00000007
	configuration
GPTIMER_TnMR bit values
#define	GPTIMER_TAMR_TAMR_ONE_SHOT   0x00000001
#define	GPTIMER_TAMR_TAMR_PERIODIC   0x00000002
#define	GPTIMER_TAMR_TAMR_CAPTURE   0x00000003
#define	GPTIMER_TBMR_TBMR_ONE_SHOT   0x00000001
#define	GPTIMER_TBMR_TBMR_PERIODIC   0x00000002
#define	GPTIMER_TBMR_TBMR_CAPTURE   0x00000003
GPTIMER_TAMR register bit masks
#define	GPTIMER_TAMR_TAPLO   0x00000800
	Legacy PWM operation.
#define	GPTIMER_TAMR_TAMRSU   0x00000400
	Timer A match register update mode.
#define	GPTIMER_TAMR_TAPWMIE   0x00000200
	Timer A PWM interrupt enable.
#define	GPTIMER_TAMR_TAILD   0x00000100
	Timer A PWM interval load write.
#define	GPTIMER_TAMR_TASNAPS   0x00000080
	Timer A snap-shot mode.
#define	GPTIMER_TAMR_TAWOT   0x00000040
	Timer A wait-on-trigger.
#define	GPTIMER_TAMR_TAMIE   0x00000020
	Timer A match interrupt enable.
#define	GPTIMER_TAMR_TACDIR   0x00000010
	Timer A count direction.
#define	GPTIMER_TAMR_TAAMS   0x00000008
	Timer A alternate mode.
#define	GPTIMER_TAMR_TACMR   0x00000004
	Timer A capture mode.
#define	GPTIMER_TAMR_TAMR   0x00000003
	Timer A mode.
GPTIMER_TBMR register bit masks
#define	GPTIMER_TBMR_TBPLO   0x00000800
	Legacy PWM operation.
#define	GPTIMER_TBMR_TBMRSU   0x00000400
	Timer B match register update mode.
#define	GPTIMER_TBMR_TBPWMIE   0x00000200
	Timer B PWM interrupt enable.
#define	GPTIMER_TBMR_TBILD   0x00000100
	Timer B PWM interval load write.
#define	GPTIMER_TBMR_TBSNAPS   0x00000080
	Timer B snap-shot mode.
#define	GPTIMER_TBMR_TBWOT   0x00000040
	Timer B wait-on-trigger.
#define	GPTIMER_TBMR_TBMIE   0x00000020
	Timer B match interrupt enable.
#define	GPTIMER_TBMR_TBCDIR   0x00000010
	Timer B count direction.
#define	GPTIMER_TBMR_TBAMS   0x00000008
	Timer B alternate mode.
#define	GPTIMER_TBMR_TBCMR   0x00000004
	Timer B capture mode.
#define	GPTIMER_TBMR_TBMR   0x00000003
	Timer B mode.
GPTIMER_CTL register bit masks
#define	GPTIMER_CTL_TBPWML   0x00004000
	Timer B PWM output level.
#define	GPTIMER_CTL_TBOTE   0x00002000
	Timer B output trigger enable.
#define	GPTIMER_CTL_TBEVENT   0x00000C00
	Timer B event mode.
#define	GPTIMER_CTL_TBSTALL   0x00000200
	Timer B stall enable.
#define	GPTIMER_CTL_TBEN   0x00000100
	Timer B enable.
#define	GPTIMER_CTL_TAPWML   0x00000040
	Timer A PWM output level.
#define	GPTIMER_CTL_TAOTE   0x00000020
	Timer A output trigger enable.
#define	GPTIMER_CTL_RTCEN   0x00000010
	RTC enable.
#define	GPTIMER_CTL_TAEVENT   0x0000000C
	Timer A event mode.
#define	GPTIMER_CTL_TASTALL   0x00000002
	Timer A stall enable.
#define	GPTIMER_CTL_TAEN   0x00000001
	Timer A enable.
GPTIMER_SYNC register bit masks
#define	GPTIMER_SYNC_SYNC3   0x000000C0
	Synchronize GPTM3.
#define	GPTIMER_SYNC_SYNC2   0x00000030
	Synchronize GPTM2.
#define	GPTIMER_SYNC_SYNC1   0x0000000C
	Synchronize GPTM1.
#define	GPTIMER_SYNC_SYNC0   0x00000003
	Synchronize GPTM0.
GPTIMER_IMR register bit masks
#define	GPTIMER_IMR_TBMIM   0x00000800
	Timer B match int mask.
#define	GPTIMER_IMR_CBEIM   0x00000400
	Timer B capture event int mask.
#define	GPTIMER_IMR_CBMIM   0x00000200
	Timer B capture match int mask.
#define	GPTIMER_IMR_TBTOIM   0x00000100
	Timer B time-out int mask.
#define	GPTIMER_IMR_TAMIM   0x00000010
	Timer A match int mask.
#define	GPTIMER_IMR_RTCIM   0x00000008
	RTC int mask.
#define	GPTIMER_IMR_CAEIM   0x00000004
	Timer A capture event int mask.
#define	GPTIMER_IMR_CAMIM   0x00000002
	Timer A capture match int mask.
#define	GPTIMER_IMR_TATOIM   0x00000001
	Timer A time-out int mask.
GPTIMER_RIS register bit masks
#define	GPTIMER_RIS_TBMRIS   0x00000800
	Timer B match raw status.
#define	GPTIMER_RIS_CBERIS   0x00000400
	Timer B capture event raw status.
#define	GPTIMER_RIS_CBMRIS   0x00000200
	Timer B capture match raw status.
#define	GPTIMER_RIS_TBTORIS   0x00000100
	Timer B time-out raw status.
#define	GPTIMER_RIS_TAMRIS   0x00000010
	Timer A match raw status.
#define	GPTIMER_RIS_RTCRIS   0x00000008
	RTC raw status.
#define	GPTIMER_RIS_CAERIS   0x00000004
	Timer A capture event raw status.
#define	GPTIMER_RIS_CAMRIS   0x00000002
	Timer A capture match raw status.
#define	GPTIMER_RIS_TATORIS   0x00000001
	Timer A time-out raw status.
GPTIMER_MIS register bit masks
#define	GPTIMER_MIS_TBMMIS   0x00000800
	Timer B match masked status.
#define	GPTIMER_MIS_CBEMIS   0x00000400
	Timer B capture event masked status.
#define	GPTIMER_MIS_CBMMIS   0x00000200
	Timer B capture match masked status.
#define	GPTIMER_MIS_TBTOMIS   0x00000100
	Timer B time-out masked status.
#define	GPTIMER_MIS_TAMRIS   0x00000010
	Timer A match masked status.
#define	GPTIMER_MIS_RTCMIS   0x00000008
	RTC masked status.
#define	GPTIMER_MIS_CAEMIS   0x00000004
	Timer A capture event masked status.
#define	GPTIMER_MIS_CAMMIS   0x00000002
	Timer A capture match masked status.
#define	GPTIMER_MIS_TATOMIS   0x00000001
	Timer A time-out masked status.
GPTIMER_ICR register bit masks
#define	GPTIMER_ICR_WUECINT   0x00010000
	write update error int clear
#define	GPTIMER_ICR_TBMCINT   0x00000800
	Timer B match int clear.
#define	GPTIMER_ICR_CBECINT   0x00000400
	Timer B capture event int clear.
#define	GPTIMER_ICR_CBMCINT   0x00000200
	Timer B capture match int clear.
#define	GPTIMER_ICR_TBTOCINT   0x00000100
	Timer B time-out int clear.
#define	GPTIMER_ICR_TAMCINT   0x00000010
	Timer A match int clear.
#define	GPTIMER_ICR_RTCCINT   0x00000008
	RTC interrupt clear.
#define	GPTIMER_ICR_CAECINT   0x00000004
	Timer A capture event int clear.
#define	GPTIMER_ICR_CAMCINT   0x00000002
	Timer A capture match int clear.
#define	GPTIMER_ICR_TATOCINT   0x00000001
	Timer A time-out int clear.
GPTIMER_TAILR register bit masks
#define	GPTIMER_TAILR_TAILR   0xFFFFFFFF
	A interval load register.
GPTIMER_TBILR register bit masks
#define	GPTIMER_TBILR_TBILR   0x0000FFFF
	B interval load register.
GPTIMER_TAMATCHR register bit masks
#define	GPTIMER_TAMATCHR_TAMR   0xFFFFFFFF
	Timer A match register.
GPTIMER_TBMATCHR register bit masks
#define	GPTIMER_TBMATCHR_TBMR   0x0000FFFF
	Timer B match register.
GPTIMER_TAPR register bit masks
#define	GPTIMER_TAPR_TAPSR   0x000000FF
	Timer A prescale.
GPTIMER_TBPR register bit masks
#define	GPTIMER_TBPR_TBPSR   0x000000FF
	Timer B prescale.
GPTIMER_TAPMR register bit masks
#define	GPTIMER_TAPMR_TAPSR   0x000000FF
	Timer A prescale match.
GPTIMER_TBPMR register bit masks
#define	GPTIMER_TBPMR_TBPSR   0x000000FF
	Timer B prescale match.
GPTIMER_TAR register bit masks
#define	GPTIMER_TAR_TAR   0xFFFFFFFF
	Timer A register.
GPTIMER_TBR register bit masks
#define	GPTIMER_TBR_TBR   0x0000FFFF
	Timer B register.
GPTIMER_TAV register bit masks
#define	GPTIMER_TAV_TAV   0xFFFFFFFF
	Timer A register.
GPTIMER_TBV register bit masks
#define	GPTIMER_TBV_PRE   0x00FF0000
	Timer B prescale register.
#define	GPTIMER_TBV_TBV   0x0000FFFF
	Timer B register.
GPTIMER_RTCPD register bit masks
#define	GPTIMER_RTCPD_RTCPD   0x0000FFFF
	RTC predivider.
GPTIMER_TAPS register bit masks
#define	GPTIMER_TAPS_PSS   0x0000FFFF
	Timer A prescaler.
GPTIMER_TBPS register bit masks
#define	GPTIMER_TBPS_PSS   0x0000FFFF
	Timer B prescaler.
GPTIMER_TAPV register bit masks
#define	GPTIMER_TAPV_PSV   0x0000FFFF
	Timer A prescaler value.
GPTIMER_TBPV register bit masks
#define	GPTIMER_TBPV_PSV   0x0000FFFF
	Timer B prescaler value.
GPTIMER_PP register bit masks
#define	GPTIMER_PP_ALTCLK   0x00000040
	Alternate clock source.
#define	GPTIMER_PP_SYNCNT   0x00000020
	Synchronized start.
#define	GPTIMER_PP_CHAIN   0x00000010
	Chain with other timers.
#define	GPTIMER_PP_SIZE   0x0000000F
	Timer size.

Detailed Description

Header file for the cc2538 General Purpose Timers.

Definition in file gptimer.h.