Samsung S3F84B8 User Manual page 235

S3F84B8_UM_REV 1.00
This example shows how to configure the basic timer to sample specification.
ORG
;--------------<< Smart Option >>
ORG
DB
DB
DB
DB
;--------------<< Initialize System and Peripherals >>
ORG
RESET: DI
LD
LD


LD



EI
;--------------<< Main loop >>
MAIN:

LD



JR
Example 10-1
0000H
003CH
0FFH
0FFH
0FFH
0FFH
0100H
CLKCON, #00011000B ; Selects non-divided CPU clock
SPL, #0FFH
BTCON, #02H
BTCON, #02H
T, MAIN
Configuring the Basic Timer
; 003CH, must be initialized to 0FF
; 003DH, must be initialized to 0FF
; 003EH, must be initialized to 0FF
; 003FH, enables LVR, enables nRESET pin
; Disables interrupt
; Stack pointer must be set
; Enables watchdog function
; Basic timer clock: f
OSC
; Clears basic counter (BTCNT)
; Enable interrupt
; Enables watchdog function
; Clears basic counter (BTCNT)
;
10-6
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10 BASIC TIMER