#include???????
#include?
#include?
#include“1602.h“
??/*****************************************************************************
							??MYS

*******************************************************************************/
//1602初始化
void?lcd_delay（?unsigned?char?ms）?/*LCD1602?延時(shí)*/
{
?????unsigned?char?j;
????while（ms--）{
????????for（j=0;j<250;j++）
????????????{;}
????????}???
}

void?lcd_busy_wait（）?/*LCD1602?忙等待*/
{
????RS?=?0;
????RW?=?1;
????LCDEN?=?1;
????lcd_data_port?=?0xff;
????while?（lcd_data_port&0x80）;
????LCDEN?=?0;?

}

void?lcd_command_write（?unsigned?char?command）?/*LCD1602?命令字寫入*/
{
????lcd_busy_wait（）;
????RS?=?0;
????RW?=?0;
????LCDEN?=?0;
????lcd_data_port?=?command;
????LCDEN?=?1;
????LCDEN?=?0;?????
}


void?lcd_system_reset（）?/*LCD1602?初始化*/
{
????lcd_delay（20）;
????lcd_command_write（0x38）;
????lcd_delay（100）;
????lcd_command_write（0x38）;
????lcd_delay（50）;
????lcd_command_write（0x38）;
????lcd_delay（10）;
????lcd_command_write（0x0c）;
????lcd_command_write（0x06）;
????lcd_command_write（0x01）;
????lcd_command_write（0x80）;?
}

?void?lcd_char_write（unsigned?int?x_posunsigned?int?y_posunsigned?char?lcd_dat）?/*LCD1602?字符寫入*/
{
????x_pos?&=?0x0f;?
????y_pos?&=?0x01;?
????if（y_pos==1）?x_pos?+=?0x40;
????x_pos?+=?0x80;
????lcd_command_write（x_pos）;
????lcd_busy_wait（）;
????RS?=?1;
????RW?=?0;
????LCDEN?=?0;
????lcd_data_port?=?lcd_dat;
????LCDEN?=?1;
????LCDEN?=?0;?
}

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2018-10-11?21:22??wifi獲取網(wǎng)絡(luò)時(shí)間\
?????文件????????3417??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\1602.LST
?????文件????????5295??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\1602.OBJ
?????文件????????1526??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\1602.c
?????文件?????????665??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\1602.h
?????文件????????6376??2009-05-07?14:37??wifi獲取網(wǎng)絡(luò)時(shí)間\STARTUP.A51
?????文件???????14058??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\STARTUP.LST
?????文件?????????749??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\STARTUP.OBJ
?????文件???????16107??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\main
?????文件????????3699??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\main.LST
?????文件???????18943??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\main.M51
?????文件????????4567??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\main.OBJ
?????文件????????1378??2018-10-11?21:12??wifi獲取網(wǎng)絡(luò)時(shí)間\main.c
?????文件????????4320??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\main.hex
?????文件??????????95??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\main.lnp
?????文件?????????962??2018-10-11?21:22??wifi獲取網(wǎng)絡(luò)時(shí)間\main.plg
?????文件???????74254??2018-10-11?12:10??wifi獲取網(wǎng)絡(luò)時(shí)間\main.uvgui.MYS
?????文件???????80097??2018-10-11?21:22??wifi獲取網(wǎng)絡(luò)時(shí)間\main.uvopt
?????文件???????13884??2018-10-11?12:14??wifi獲取網(wǎng)絡(luò)時(shí)間\main.uvproj
?????文件???????80103??2018-10-11?21:12??wifi獲取網(wǎng)絡(luò)時(shí)間\main_uvopt.bak
?????文件???????14429??2018-10-11?12:10??wifi獲取網(wǎng)絡(luò)時(shí)間\main_uvproj.bak
?????文件????????4395??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\uart.LST
?????文件????????5127??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\uart.OBJ
?????文件????????1834??2018-10-11?21:12??wifi獲取網(wǎng)絡(luò)時(shí)間\uart.c
?????文件?????????319??2018-06-04?17:05??wifi獲取網(wǎng)絡(luò)時(shí)間\uart.h
?????文件????????2965??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\wifi.LST
?????文件????????2910??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\wifi.OBJ
?????文件????????1281??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\wifi.c
?????文件?????????261??2018-10-11?21:09??wifi獲取網(wǎng)絡(luò)時(shí)間\wifi.h