voidClear();voidDelay(unsignedintt);voidWrite_com(unsignedchard);voidWrite_data(unsignedchard);unsignedcharRead_data();voidDisp_char(unsignedcharpos,unsignedchardat);voidDisp_word0(unsignedcharposx,unsignedchar*p,unsignedcharn);voidLcd_system(void);bithw_yima();voiddelay0(unsignedintt);voidDisp_control(unsignedcharzm);voidDisp_number(unsignedcharpos,unsignedintdat);voidReport(unsignedcharsl);voidRec_bus(unsignedcharrec);voidDisp_pucture(unsignedchar*p);voidbus_contorl();
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