LC72130+1823程序 void out(uchar dat) ulong in_data(void) void out_data(uchar dat1,uchar dat2,uchar dat3,uchar dat4) void display_tunner(unsigned long dat) void tunner_init(void) void display_mute(uchar dat) void RADI0_DIsplay_VOLUME(uchar volume) void RADI0_DIsplay(unsigned long dat) void auto_search(void)