did some electronics

1 files changed, 40 insertions, 0 deletions

diff --git a/electronics/asm/signalplayback.asm b/electronics/asm/signalplayback.asm
new file mode 100644
index 0000000..9e412f1
--- /dev/null
+++ b/electronics/asm/signalplayback.asm
@@ -0,0 +1,40 @@
+start: 
+init: 
+	clrf    PORTA          	; make sure port A output latches are low 
+	clrf    PORTB          	; make sure port B output latches are low 
+	bsf     STATUS,RP0     	; select memory bank 1 
+	movlw 	b'11111111'    	; set port A data direction to inputs 
+	movwf   TRISA         
+	movlw   b'00000000'    	; set port B data direction to outputs 
+	movwf   TRISB          
+	bcf     STATUS,RP0     	; select memory bank 0 
+
+	bsf	INTCON, INT0IE
+	bsf	INTCON, GIE
+
+	counter1 EQU B8
+
+	goto    main 
+
+interrupt:
+	movf B0, W
+	movwf counter1
+	goto countdown
+
+countdown:
+	call wait1000ms
+	decfsz counter1, F
+	goto countdown
+
+	bcf INTCON, INT0IF
+	
+	retfie
+
+main: 
+	call 	readadc0
+	movf	B0, W
+	movwf	PORTB
+
+	goto 	main
+
+	END		       	; ends the program