Q4: Sketch the wiring and write program by Mikro C which changes the state of PORTB afte push button? Q5: If the external frequency of PIC 16f877A is 4MHZ. ORG Ox0000 banksel TRISB CLRF TRISB banksel PORTB loop MOVLW B'00000000! MOVWF PORTB -CALL tempo MOVLW B'11111111' MEHATRONIES ELUB MOVWF PORTB CALL tempo goto loop tempo movly 4 movwf H'33' boucle3 clrf H'34' boucle2 clrf H'35' 1 (1) 23644a256)+( -boucle1 nop 1 decfsz H'35' 2 goto boucle1 decfsz H'34'. 8oto bouclez decfsz H'33 - goto boucle3 return END Calculate the time for executing one sycle ? How many cycles and time needs the subprogram tempo for executing? Explain and scetch the main function of this program?

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Q4:
Sketch the wiring and write program by Mikro C which changes the state of PORTB after click
push button?
Q5:
If the external frequency of PIC 161877A is 4MHZ.
ORG
0x0000
banksel TRISB
CLRF TRISB
banksel PORTB
loop
MOVLW B'00000000'
MOVWF PORTB
CALL tempo
MOVLW B'11111111'
MOVWF PORTB
CALL tempo
goto loop
tempo
movly 4
movwf H'33'
boucle3
clrf H'34'
boucle2
clrf H'35' 1 (1)
(23644 a256)+caa256
boucle1
nop 1
decfsz H'35' 2
goto bouclel C
decfsz H'34'.
0oto bouclez
decfsz H'335
goto boucle3
return
END
Calculate the time for executing one sycle ?
How many cycles and time needs the subprogram tempo for executing?
Explain and scetch the main function of this program?
Transcribed Image Text:Q4: Sketch the wiring and write program by Mikro C which changes the state of PORTB after click push button? Q5: If the external frequency of PIC 161877A is 4MHZ. ORG 0x0000 banksel TRISB CLRF TRISB banksel PORTB loop MOVLW B'00000000' MOVWF PORTB CALL tempo MOVLW B'11111111' MOVWF PORTB CALL tempo goto loop tempo movly 4 movwf H'33' boucle3 clrf H'34' boucle2 clrf H'35' 1 (1) (23644 a256)+caa256 boucle1 nop 1 decfsz H'35' 2 goto bouclel C decfsz H'34'. 0oto bouclez decfsz H'335 goto boucle3 return END Calculate the time for executing one sycle ? How many cycles and time needs the subprogram tempo for executing? Explain and scetch the main function of this program?
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