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BASIC TIMER and TIMER 0 S3F80JB
10-10
PROGRAMMING TIP — Configuring the Basic Timer
This example shows how to configure the basic timer to sample specifications:
ORG 0100H
RESET DI ; Disable all interrupts
LD BTCON,#0AAH ; Disable the watchdog timer
LD CLKCON,#18H ; Non-divided clock
CLR SYM ; Disable global and fast interrupts
CLR SPL ; Stack pointer low byte → "0"
; Stack area starts at 0FFH
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SRP #0C0H ; Set register pointer → 0C0H
EI ; Enable interrupts
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MAIN LD BTCON,#52H ; Enable the watchdog timer
; Basic timer clock: f
OSC
/4096
; Clear basic timer counter
NOP
NOP
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JP T,MAIN
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