ocj4x8.h

2007年全国赛题A题音频信号分析仪的源码

void wr_lcd (unsigned char dat_comm,unsigned char content);
void delay (unsigned int us);
void delaynop();
void init_lcd (void);	//LCD初始化
void clrram (void);    //LCD汉字清屏
void dprintf (unsigned char x0,unsigned char y0,unsigned char *content);	//显示汉字(x0行:0-3,y0列:0-7,内容)
void dis_num(unsigned char i,unsigned char j,unsigned char ss);