#include #define uchar unsigned char #define uint unsigned int sbit rs=P2^5; sbit rw=P2^6; sbit duanxuan=P2^5; sbit weixuan=P2^6; sbit en=P2^4; sbit input_si=P1^0; sbit sck=P2^3; sbit lck=P1^4; sbit dsds=P1^0; sbit dsrw=P1^1; sbit dsas=P1^2; sbit gnd=P3^0; sbit moshi=P3^7; sbit jia=P3^6; sb