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Samsung S3F80JB User Manual

Page 255

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BASIC TIMER and TIMER 0

S3F80JB

10-12

PROGRAMMING TIP — Programming Timer 0 (Continued)

CP R0,#32H

;

50

× 4 = 200 ms

JR ULT,NO_200MS_SET

BITS

R1.2

; Bit setting (61.2H)


NO_200MS_SET:

LD T0CON,#42H

;

Clear

pending

bit

POP

RP0

; Restore register pointer 0 value


T0OVER

IRET

; Return from interrupt service routine