start:
high 1 turn on LED 1
low 2
turn off LED 2
For
b0=1 to 20 repeat 20
times
pause 500 wait
½ second
toggle 1 switch LED 1
toggle 2 switch
LED 2
next b0 back
to loop
low 1 turn
LED 1 off
low 2
turn LED 2 off
pause 10000 stay here 10 seconds
goto start: do it again