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; z# A: A4 ^3 a: Y9 v1 {3 L$ B#include<reg52.h> + P$ z% S1 {7 @
/ W7 C7 ?& s; l/ l* E- @0 F% s# G#define uchar unsigned char - U. G+ X% R; ^- B0 F
#define uint unsigned int 2 }* X+ m, P- A% V" i, ^0 u: p
sbit IN1=P0^1;
6 S. X. T; R/ `! }/ Xsbit ENA=P0^5; 1 z% J S6 y6 {1 R3 B$ Z
sbit IN2=P0^2;
K2 }0 a! F rsbit IN4=P0^4;
3 q" f$ Y4 r0 S% D" o0 Vsbit ENB=P0^0;;
" p+ a; t; r8 }* R8 B5 H+ Xsbit IN3=P0^3;
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