使用photoeyes的blocked procedure和cleared procedure,例如:. q9 B5 q: n2 ?7 T, C9 K
begin Conveyor.Photoeyes1 blocked procedure) \5 m0 ^8 |5 @: |
if the load color = red then begin 9 N; U* `0 ~% s6 l' t4 G! l travel to ........' [7 P% @5 R T$ h0 e
end1 @* \6 X# R' p& H3 B& H8 O
end b8 A( i# F' i3 R