使用photoeyes的blocked procedure和cleared procedure,例如:/ U6 q. n. j$ ^3 P/ `4 T) b
begin Conveyor.Photoeyes1 blocked procedure 1 I9 K; P# ]9 x! I; L) U if the load color = red then begin3 c1 H/ \- d2 a
travel to ........( b* [3 m4 u/ I
end , b) [* n6 m3 ]0 i2 r1 iend ) C& S0 w1 ^+ r
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发表于 2010-2-1 11:12:16
