[显示驱动系列] [TM1668驱动程序]

#include "user\h\macro.h" #include "..\..\LU_SDK\board\h\TM1668.h" #include "intrins.H" #define _1668_CLK P00 #define _1668_DIO P01 #define _1668_STB P02 //有显示驱动芯片情况下，不需要芯片自扫模式 DIS_1668_str idata dis1668; static void write_data(u8 dat) { u8 i; for(i=0;i<8;i++) { _1668_CLK=0; if((dat&0x01)==0x01){ _1668_DIO=1; } else{ _1668_DIO=0; } dat>>=1; _nop_(); _1668_CLK=1; } } static void write_command(u8 command) { _1668_STB=0; _nop_(); write_data(command); _1668_STB=1; } static void auto_write() { u8 i; _1668_STB=0; _nop_(); write_data(0xC0); for(i=0;i<14;i++) { write_data(dis1668.DAT_8[i]); } _nop_(); _1668_STB=1; } void Write_All_Data_1668() { write_command(0x03); write_command(0x40); auto_write(); write_command(0x8a); }