AN413 datasheet(34/45 Pages) STMICROELECTRONICS

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Examples of timer 0 configurations

AN413

34/45

Doc ID 1875 Rev 2

spp #T0D_PG

; select timer 0 register page

srp #BK_F

; select working register

ld t_tcr,#00011000b ; Counter clear

; Software Up

ld t_tmr,#10001000b ; Enable output 1

; Disable output 0

; Not bivalue mode

; REG 1 monitor counter value

; REG 0 Capture

; Internal clock

; Retrigger mode

; Continuous mode

ld t_icr,#00

; No action on input pins

ld t_prsr,#00

; No prescaling

ld t_oacr,#11111100b ; No action on OUTPUT0

ld t_obcr,#11110100b ; Toggle on OVF

ld t_flagr,#00

ld t_idmr,#00

.macroT0_START ; Start TIMER 0

spp #T0D_PG

; select Timer 0 data register page

or t_tcr,#cen

; counter enable bit

.endm

;******************

;initialize TIMER 1

;******************

TIMER1::

spp #T1D_PG ; select timer 1 register page

srp #BK_F ; select working register

ld t_tcr,#00011000b ; Counter clear

; Software Up

ld t_tmr,#10001100b ; Enable output 1

; Disable output 0

; Not bivalue mode

; REG 1 monitor counter value

; REG 0 Capture

; Parallel mode

; Retrigger mode

; Continuous mode

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