External interrupt For Basic PRO Compiler




@ device pic16f877
define osc 4
define adc_bits 8 
trisb =
@ device pic16f877
define osc 4
define adc_bits 8 
trisb =$0f
L1     var  portb.6 
L2     var  portb.7
i           var  byte
on interrupt  goto int
intcon = %10010000
low    L1
low    L2
start:  
toggle L1
pause 500
goto start
end
disable
int:
toggle  L2
pause 100 
intcon.1 = 0      '  Clear  flag
resume            '  Return  to  main program
'
f L1 var portb.6 L2 var portb.7 i var byte on interrupt goto int intcon = %10010000 low L1 low L2 start: toggle L1 pause 500 goto start end disable int: toggle L2 pause 100 intcon.1 = 0 ' Clear flag resume ' Return to main program '




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