以三菱为例
x1 a点感应
x2 b点感应
x3 c点感应
x4 cb1
x5 cb2
y1右行
y2左行
ld m8002
set s0
stl s0
ldp s0
zrst y1 y2
ldp x4
set y1
ld y1
set s1
stl s1
ld s1
ldp x2
rst y1
ldi y1
set s2
stl s2
set y2
ld y2
set s3
stl s3
ldp x1
rst y2
ldi y2
set s4
stl s4
set y1
ld y1
set s5
stl s5
ldp x3
rst y1
ldi y1
set s6
stl s6
set y2
ld y2
set s7
stl s7
ldp x1
rst y2
ldi y2
rst s7
ret
ldp x5
zrst y1 y2
ldp x5
set s0
