
	; Project - spotwelder
	LIST	p=16F628A		; type of MCU
	#INCLUDE	<P16F628A.INC>	; definitions of variables

;Config
 __CONFIG _PWRTE_ON & _WDT_OFF & _MCLRE_OFF & _BODEN_OFF & _LVP_OFF & _INTRC_OSC_NOCLKOUT

  

;definitions

 #DEFINE D2		PORTA,1
 #DEFINE D3		PORTA,0
 #DEFINE FOOT	PORTA,2	    ;SW3
 #DEFINE UP		PORTA,3	    ;SW2
 #DEFINE DOWN	PORTA,4     ;SW1
 #DEFINE ZCD	PORTA,5
 #DEFINE LED	PORTA,6
 #DEFINE OK1	PORTA,7
 #DEFINE D1	PORTB,7

;definitions instructions
 #define _RP0_S  BSF STATUS,RP0
 #define _RP0_C  BCF STATUS,RP0
 
LEDTIME         EQU	23H	;BLIKANIE LED

X1		EQU 25H
X2		EQU	26H
X3		EQU	27H
P1		EQU 28H
P2		EQU	29H
P3		EQU	30H	


		
 cblock 0X20
d1
d2
d3
d4
d5
d6
 endc

;program
RESET	ORG	0x0000		; start of program

; Inicialization of ports
    MOVLW	B'00000111'	; comparator (off)
	MOVWF	CMCON
	BSF	STATUS,RP0
	MOVLW	B'00011100'
	MOVWF	TRISA
	MOVLW   B'00000000'
    MOVWF    TRISB
	BCF	STATUS,RP0
	movlw	0XA
	movwf	LEDTIME	
	BCF	OK1
	
	GOTO START
	
;***************************************************
C_TRISA  _RP0_S
		MOVWF TRISA
		_RP0_C
		RETURN

C_TRISB  _RP0_S
		MOVWF TRISB
		_RP0_C
		RETURN





 ;********************************************************************       
TIME1			;CAS 5ms
	movlw	0xE7
	movwf	d1
	movlw	0x04
	movwf	d2
Delay_1
	decfsz	d1, f
	goto	$+2
	decfsz	d2, f
	goto	Delay_1

			;2 cycles
	goto	$+1	
	nop
	RETURN
;************************************************************************	
PREWELD			
Delay_2
	decfsz	P1,f
	goto	$+2
	decfsz	P2,f
	goto	$+2
	decfsz	P3,f
	goto	Delay_2

			;4 cycles
	goto	$+1
	goto	$+1
	NOP
	RETURN

;*****************************************************************************				;DELAY 5ms 
RESTWELD movlw	0x03	;PRESTAVKA PREDZVAR / ZVAR
	movwf	d1
	movlw	0x18
	movwf	d2
	movlw	0x02
	movwf	d3
Delay_3
	decfsz	d1, f
	goto	$+2
	decfsz	d2, f
	goto	$+2
	decfsz	d3, f
	goto	Delay_3
	RETURN
;******************************************************************************
TWELD			;CAS ZVARU
Delay_4
	decfsz	X1, f
	goto	$+2
	decfsz	X2, f
	goto	$+2
	decfsz	X3, f
	goto	Delay_4

			;4 cycles
	goto	$+1
	goto	$+1
	NOP
	RETURN
	
;******************************************************************************

STEST			    ;TEST TLACIDIEL
	BTFSS   UP	    ;BUTTON TEST
	GOTO	BUTLOCK
	BTFSS	DOWN
	GOTO    BUTLOCK
	
	DECFSZ  LEDTIME,f	    ;LEDBLINK
	GOTO	$+0XA
	BTFSC	LED
	GOTO    LEDON
	BSF	LED
	movlw	0x3C
	movwf	LEDTIME
	GOTO	$+4
LEDON	BCF     LED
	movlw	0x1E
	movwf	LEDTIME
	RETURN
	
	
BUTLOCK			;NIEKTORE TLACIDLO STLACENE
        MOVLW 0X40
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40	   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	;;;;;;;;;;	SKOK NA NASTAVENIE PREDZVARU
	BTFSC	UP
	GOTO    STEST
	BTFSC   DOWN
	GOTO	STEST
	GOTO	PRESTART
	;;;;;;;;;;	    
	GOTO STEST
	
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;	
	
PRESTEST			    ;TEST TLACIDIEL
	BTFSS   UP	    
	GOTO	PREBUTLOCK
	BTFSS	DOWN
	GOTO    PREBUTLOCK
	
	DECFSZ  LEDTIME,f	    ;LEDBLINK
	GOTO	$+0XA
	BTFSC	LED
	GOTO    PLEDON
	BSF	LED
	movlw	0x05
	movwf	LEDTIME
	GOTO	$+4
PLEDON	BCF     LED
	movlw	0x05
	movwf	LEDTIME
	RETURN
	
	
PREBUTLOCK			;NIEKTORE TLACIDLO STLACENE
        MOVLW 0X40
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40	   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	;;;;;;;;;;	NAVRAT DO HLAVNEJ SMYCKY
	BTFSC	UP
	GOTO    PRESTEST
	BTFSC   DOWN
	GOTO	PRESTEST
	GOTO	START
	;;;;;;;;;;	    
	GOTO PRESTEST
	


PRESTART    BTFSS   UP
	    GOTO    $-1
	    BTFSS   DOWN
	    GOTO    $-1
	    GOTO    PRE50   ;DEFAULT PREWELD TIME
	    
PRE0     
	    MOVLW	0X1
	    MOVWF	P1
	    MOVLW	0X1
	    MOVWF	P2
	    MOVLW	0X1
	    MOVWF	P3
	    CALL    PRESTEST
	    MOVLW   0X40
	    CALL        C_TRISB
	    BSF	    D1
	    CALL    TIME1
	    BCF	    D1
	    MOVLW   0X7F	   
	    CALL        C_TRISB
	    BCF	    D2
	    CALL    TIME1
	    BCF	    D2
	    MOVLW   0X7F	   
	    CALL        C_TRISB
	    BSF	    D3
	    CALL    TIME1
	    BCF	    D3
	    BTFSS   UP   
	    GOTO    PRE10
	    BTFSS   DOWN
	    GOTO    PRE0
	    GOTO    PRE0
	    
PRE10     
	    MOVLW	0XCF	
	    MOVWF	P1
	    MOVLW	0X08
	    MOVWF	P2
	    MOVLW	0X1
	    MOVWF	P3   
	    CALL    PRESTEST
	    MOVLW   0X4F
	    CALL        C_TRISB
	    BSF	    D1
	    CALL    TIME1
	    BCF	    D1
	    MOVLW   0X40	   
	    CALL        C_TRISB
	    BSF	    D2
	    CALL    TIME1
	    BCF	    D2
	    MOVLW   0X7F	   
	    CALL        C_TRISB
	    BSF	    D3
	    CALL    TIME1
	    BCF	    D3
	    BTFSS   UP   
	    GOTO    PRE20
	    BTFSS   DOWN
	    GOTO    PRE0
	    GOTO    PRE10


PRE20     
	    MOVLW	0X9F	
	    MOVWF	P1
	    MOVLW	0X10
	    MOVWF	P2
	    MOVLW	0X1
	    MOVWF	P3 
	    CALL    PRESTEST
	    MOVLW   0X24
	    CALL        C_TRISB
	    BSF	    D1
	    CALL    TIME1
	    BCF	    D1
	    MOVLW   0X40	   
	    CALL        C_TRISB
	    BSF	    D2
	    CALL    TIME1
	    BCF	    D2
	    MOVLW   0X7F	   
	    CALL        C_TRISB
	    BSF	    D3
	    CALL    TIME1
	    BCF	    D3
	    BTFSS   UP   
	    GOTO    PRE30
	    BTFSS   DOWN
	    GOTO    PRE10
	    GOTO    PRE20
	    
PRE30     
	    MOVLW	0X6F	
	    MOVWF	P1
	    MOVLW	0X18
	    MOVWF	P2
	    MOVLW	0X1
	    MOVWF	P3  
	    CALL    PRESTEST
	    MOVLW   0X6
	    CALL        C_TRISB
	    BSF	    D1
	    CALL    TIME1
	    BCF	    D1
	    MOVLW   0X40	   
	    CALL        C_TRISB
	    BSF	    D2
	    CALL    TIME1
	    BCF	    D2
	    MOVLW   0X7F	   
	    CALL        C_TRISB
	    BSF	    D3
	    CALL    TIME1
	    BCF	    D3
	    BTFSS   UP   
	    GOTO    PRE40
	    BTFSS   DOWN
	    GOTO    PRE20
	    GOTO    PRE30
	    
PRE40  
	    MOVLW	0X3F	
	    MOVWF	P1
	    MOVLW	0X20
	    MOVWF	P2
	    MOVLW	0X1
	    MOVWF	P3   
	    CALL    PRESTEST
	    MOVLW   0XB
	    CALL        C_TRISB
	    BSF	    D1
	    CALL    TIME1
	    BCF	    D1
	    MOVLW   0X40	   
	    CALL        C_TRISB
	    BSF	    D2
	    CALL    TIME1
	    BCF	    D2
	    MOVLW   0X7F	   
	    CALL        C_TRISB
	    BSF	    D3
	    CALL    TIME1
	    BCF	    D3
	    BTFSS   UP   
	    GOTO    PRE50
	    BTFSS   DOWN
	    GOTO    PRE30
	    GOTO    PRE40
	    
PRE50  
	    MOVLW   0X0F	
	    MOVWF   P1
	    MOVLW   0X28
	    MOVWF   P2
	    MOVLW   0X1
	    MOVWF   P3  
	   
	    CALL    PRESTEST
	    MOVLW   0X12
	    CALL        C_TRISB
	    BSF	    D1
	    CALL    TIME1
	    BCF	    D1
	    MOVLW   0X40	   
	    CALL        C_TRISB
	    BSF	    D2
	    CALL    TIME1
	    BCF	    D2
	    MOVLW   0X7F	   
	    CALL        C_TRISB
	    BSF	    D3
	    CALL    TIME1
	    BCF	    D3
	    BTFSS   UP   
	    GOTO    PRE50
	    BTFSS   DOWN
	    GOTO    PRE40
	    GOTO    PRE50



	    
	    
	   

;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;	 
	 
	 	
	
WELD    BCF	LED
	MOVLW   0X76
	CALL        C_TRISB
	BCF	D1
	BSF	D2
	BCF	D3
	BTFSC	ZCD    
	GOTO	$-1
	
	CALL	TIME1
	MOVLW   0X3F
    CALL    	C_TRISB
	BSF	OK1
	CALL	PREWELD
	BCF	OK1
	MOVLW   0X76
    CALL    C_TRISB
	
	CALL	RESTWELD	
    BTFSC	ZCD     
	GOTO	$-1	
	CALL	TIME1
	MOVLW   0X3F
	CALL        C_TRISB
	BSF	OK1
	CALL	TWELD
	BCF     OK1
	MOVLW   0X76
	CALL        C_TRISB
	BSF	LED
	BTFSS	FOOT
	GOTO	$-1
	RETURN
	
	
START
	BTFSS	UP
	GOTO    $-1
	BTFSS   DOWN
	GOTO	$-1
		
	
T0	MOVLW	0X1
	MOVWF	X1
	MOVLW	0X1
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3
	CALL STEST
        MOVLW 0X40
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X7F	   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X7F	   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP   
	GOTO	T10
	BTFSS   DOWN
	GOTO    T0
	BTFSS   FOOT
	CALL    WELD
	GOTO T0
	
	
T10	MOVLW	0XCF	;WELD TIME
	MOVWF	X1
	MOVLW	0X08
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3     
	CALL STEST
        MOVLW 0X4F  ;DISPLAY VALUE
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40 
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X7F	   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T20
	BTFSS   DOWN
	GOTO    T0
	BTFSS   FOOT
	CALL	WELD
	GOTO	T10
	
	
T20	MOVLW	0X9F	;WELD TIME
	MOVWF	X1
	MOVLW	0X10
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3     
	CALL STEST
        MOVLW 0X24  ;DISPLAY VALUE
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40 
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X7F	   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T30
	BTFSS   DOWN
	GOTO    T10
	BTFSS   FOOT
	CALL	WELD
	GOTO	T20
	
	
T30	MOVLW	0X6F	;WELD TIME
	MOVWF	X1
	MOVLW	0X18
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3     
	CALL STEST
        MOVLW 0X6  ;DISPLAY VALUE
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40 
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X7F	   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T40
	BTFSS   DOWN
	GOTO    T20
	BTFSS   FOOT
	CALL	WELD
	GOTO	T30
	
	
T40	MOVLW	0X3F	;WELD TIME
	MOVWF	X1
	MOVLW	0X20
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3     
	CALL STEST
        MOVLW 0XB  ;DISPLAY VALUE
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40 
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X7F	   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T50
	BTFSS   DOWN
	GOTO    T30
	BTFSS   FOOT
	CALL	WELD
	GOTO	T40
	
	
T50	MOVLW	0X0F	;WELD TIME
	MOVWF	X1
	MOVLW	0X28
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3     
	CALL STEST
        MOVLW 0X12  ;DISPLAY VALUE
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40 
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X7F	   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T100
	BTFSS   DOWN
	GOTO    T40
	BTFSS   FOOT
	CALL	WELD
	GOTO	T50

T100	MOVLW	0X1F
	MOVWF	X1
	MOVLW	0X4F
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3
	CALL STEST
        MOVLW 0X4F
	CALL        C_TRISB 
	BSF	D1
	CALL TIME1
	BCF D1
	MOVLW 0X40	   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T150
	BTFSS   DOWN
	GOTO    T50
	BTFSS   FOOT
	CALL	WELD
	GOTO	T100
	
T150	MOVLW	0X2F
	MOVWF	X1
	MOVLW	0X76
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3
	CALL STEST
        MOVLW 0X4F
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X12	;0   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T200
	BTFSS   DOWN
	GOTO    T50
	BTFSS   FOOT
	CALL	WELD
	GOTO	T150
	
T200	MOVLW	0X3F
	MOVWF	X1
	MOVLW	0X9D
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3
	CALL STEST
        MOVLW 0X24
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40	  
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T250
	BTFSS   DOWN
	GOTO    T150
	BTFSS   FOOT
	CALL	WELD
	GOTO	T200
	
T250	MOVLW	0X4F
	MOVWF	X1
	MOVLW	0XC4
	MOVWF	X2
	MOVLW	0X1
	MOVWF	X3
	CALL STEST
        MOVLW 0X24
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X12	  
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	  
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T300
	BTFSS   DOWN
	GOTO    T200
	BTFSS   FOOT
	CALL	WELD
	GOTO	T250
	
T300	MOVLW	0X5F
	MOVWF	X1
	MOVLW	0XEB
	MOVWF	X2
	MOVLW	0X01
	MOVWF	X3
	CALL STEST
        MOVLW 0X6
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T350
	BTFSS   DOWN
	GOTO    T250
	BTFSS   FOOT
	CALL	WELD
	GOTO	T300
	
	
T350	MOVLW	0X4F
	MOVWF	X1
	MOVLW	0XC4
	MOVWF	X2
	MOVLW	0X01
	MOVWF	X3
	CALL STEST
        MOVLW 0X6
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X12	;0   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T400
	BTFSS   DOWN
	GOTO    T300
	BTFSS   FOOT
	CALL	WELD
	GOTO	T350
	
T400	MOVLW	0X36
	MOVWF	X1
	MOVLW	0XE0
	MOVWF	X2
	MOVLW	0X01
	MOVWF	X3
	CALL STEST
        MOVLW 0XB
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T450
	BTFSS   DOWN
	GOTO    T350
	BTFSS   FOOT
	CALL	WELD
	GOTO	T400
	
T450	MOVLW	0X1D
	MOVWF	X1
	MOVLW	0XFC
	MOVWF	X2
	MOVLW	0X01
	MOVWF	X3
	CALL STEST
        MOVLW 0XB
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X12	;0   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T500
	BTFSS   DOWN
	GOTO    T400
	BTFSS   FOOT
	CALL	WELD
	GOTO	T450
	

	
T500	MOVLW	0X03
	MOVWF	X1
	MOVLW	0X18
	MOVWF	X2
	MOVLW	0X02
	MOVWF	X3    
	CALL STEST
        MOVLW 0X12
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T550
	BTFSS   DOWN
	GOTO    T450
	BTFSS   FOOT
	CALL	WELD
	GOTO	T500
	
T550	MOVLW	0XEA
	MOVWF	X1
	MOVLW	0X33
	MOVWF	X2
	MOVLW	0X02
	MOVWF	X3   
	CALL STEST
        MOVLW 0X12
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X12	;0   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	T600
	BTFSS   DOWN
	GOTO    T500
	BTFSS   FOOT
	CALL	WELD
	GOTO	T550
		

	
T600  	MOVLW	0XD1
	MOVWF	X1
	MOVLW	0X4F
	MOVWF	X2
	MOVLW	0X02
	MOVWF	X3
	CALL STEST
        MOVLW 0X10
	CALL        C_TRISB
	BSF D1
	CALL TIME1
	BCF D1
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	MOVLW 0X40	;0   
	CALL        C_TRISB
	BSF D3
	CALL TIME1
	BCF D3
	BTFSS	UP
	GOTO	TCON
	BTFSS   DOWN
	GOTO    T550
	BTFSS   FOOT
	CALL	WELD
	GOTO	T600
	
TCON  	MOVLW	0X5A
	MOVWF	X1
	MOVLW	0XCD
	MOVWF	X2
	MOVLW	0X16
	MOVWF	X3
	
	CALL STEST
        MOVLW   0X76
	CALL        C_TRISB
	BSF D2
	CALL TIME1
	BCF D2
	BTFSS	UP
	GOTO	TCON
	BTFSS   DOWN
	GOTO    T600
	BTFSC   FOOT
	GOTO	TCON
	
        BTFSC	ZCD     
	GOTO	$-1
	CALL	TIME1
	BSF	D2
	MOVLW   0X3F
	CALL        C_TRISB
	BSF	OK1
	BTFSS	FOOT
	GOTO	$-1
	BCF     OK1
	GOTO	TCON	

	END

	
	
	
	
;TABLE 7SEGMENT
;	0=40
;	1=79
;	2=24
;	3=30
;	4=99
;	5=12
;	6=2
;	7=78
;	8=0
;	9=10
   