📄 第三节:十字路口交通灯.mht
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<OL class=3Ddp-cpp>
<LI class=3Dalt><SPAN><SPAN =
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<LI class=3D""><SPAN></SPAN><SPAN=20
=
class=3Dcomment>//sbit=D3=C3=C0=B4=B6=A8=D2=E5=D2=BB=B8=F6=B7=FB=BA=C5=CE=
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<LI =
class=3D""><SPAN>sbit SNYellow =3DP1^1; </SPAN><SPAN=
=20
class=3Dcomment>//=C4=CF=B1=B1=B7=BD=CF=F2=BB=C6=B5=C6 =
</SPAN><SPAN> </SPAN>=20
<LI =
class=3Dalt><SPAN>sbit SNGreen =3DP1^2; </SPAN><SPAN=
=20
class=3Dcomment>//=C4=CF=B1=B1=B7=BD=CF=F2=C2=CC=B5=C6 =
</SPAN><SPAN> </SPAN>=20
<LI =
class=3D""><SPAN>sbit EWRed =3DP1^3; </SPAN><SPAN=20
class=3Dcomment>//=B6=AB=CE=F7=B7=BD=CF=F2=BA=EC=B5=C6 =
</SPAN><SPAN> </SPAN>=20
<LI =
class=3Dalt><SPAN>sbit EWYellow =3DP1^4; </SPAN><SPA=
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