//LCD12864P.c
#include
#define?BIT（x）????????（1?<#define?uint?unsigned?int
#define?uchar?unsigned?char
uchar?LCD_table[]={0x300x310x320x330x340x350x360x370x380x39};//0123456789
?
void?Send（uchar?typeuchar?transdata）;
?
#define?cyCS??????0????//P1.0，片選信號
#define?cySID?????1????//P1.1，串行數據
#define?cyCLK?????2????//P1.2，同步時鐘
#define?cyPORT????P1OUT
#define?cyDDR?????P1DIR
?
void?delay_1ms（）
{
????????uint?i;
????????for（i=0;i<1140;i++）;
}
?
void?delay_nms（uint?n）
{
????uint?i?=?0;
????for（i?=?n;i?>?0;i--）
????????delay_1ms（）;
}
?
void?Ini_Lcd（void）
{
????????cyDDR?|=?BIT（cyCLK）?+?BIT（cySID）?+?BIT（cyCS）;???//相應的位端口設置為輸出
????????delay_nms（600）;?????????????????//延時等待液晶完成復位
????????Send（00x30）;??/*功能設置:一次送8位數據基本指令集*/
????????delay_nms（10）;
????????Send（00x02）;??/*DDRAM地址歸位*/
????????delay_nms（5）;
????????Send（00x0c）;??/*顯示設定:開顯示不顯示光標不做當前顯示位反白閃動*/
????????delay_nms（5）;
????????Send（00x01）;??/*清屏，將DDRAM的位址計數器調整為“00H”*/
????????delay_nms（500）;
????????Send（00x06）;??/*功能設置，點設定:顯示字符/光標從左到右移位DDRAM地址加1*/
????????delay_nms（10）;
}
?
void?Send（uchar?typeuchar?transdata）//0-寫控制命令，1-寫數據
{
????????uchar?firstbyte?=?0xf8;
????????uchar?temp;
????????uchar?ij?=?3;
?
????????if（type）?firstbyte?|=?0x02;
?
????????cyPORT?|=?BIT（cyCS）;
????????cyPORT?&=?~BIT（cyCLK）;
????????while（j?>?0）
????????{
????????????????if（j?==?3）?temp?=?firstbyte;
????????????????else?if（j?==?2）?temp?=?transdata&0xf0;
????????????????else??temp?=?（transdata?<?
????????????????for（i?=?8;i?>?0;i--）
????????????????{
????????????????????????if（temp?&?0x80）????????cyPORT?|=?BIT（cySID）;
????????????????????????else????????????????????????cyPORT?&=?~BIT（cySID）;
????????????????????????cyPORT?|=?BIT（cyCLK）;
????????????????????????temp?<<=?1;
????????????????????????cyPORT?&=?~BIT（cyCLK）;
????????????????}
????????????????//三個字節之間一定要有足夠的延時，否則易出現時序問題
????????????????if（j?==?3）????????delay_nms（1）;
????????????????else???????????????delay_nms（1）;
?
????????????????j--;
????????}
?
????????cyPORT?&=?~BIT（cySID）;
????????cyPORT?&=?~BIT（cyCS）;
}
?
void?lcd_pos（uchar?xuchar?y）//定位
{
?????????uchar?pos;
??????????switch（x）
??????????{
????????????case?1:pos=0x80;break;
????????????case?2:pos=0x90;break;
????????????case?3:pos=0x88;break;
????????????case?4:pos=0x98;break;
????????????default:pos=0x80;
??????????}
??????????pos?+=?y;
??????????Send（0pos）;
}
?
void?Disp_HZ（const?uchar?*?ptuchar?num）//顯示漢字
{
????uchar?i;
???????????for（i?=?0;i????????????Send（1*（pt++））;
}
?
void?Disp_SZ（uchar?shuzi）//顯示一個數字
{
????Send（1LCD_table[shuzi]）;
}
?

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件??????18159??2012-07-26?21:28??LaunchPad??12864串口\Debug\Exe\test18.d43

?????文件??????????0??2012-07-26?21:27??LaunchPad??12864串口\Debug\Obj\main.pbi

?????文件???????9943??2012-07-26?21:27??LaunchPad??12864串口\Debug\Obj\main.pbi.cout

?????文件??????19890??2012-07-26?21:27??LaunchPad??12864串口\Debug\Obj\main.r43

?????文件??????????0??2012-07-26?21:27??LaunchPad??12864串口\Debug\Obj\test18.pbd

?????文件??????????0??2012-07-26?21:27??LaunchPad??12864串口\Debug\Obj\test18.pbd.browse

?????文件???????2866??2012-07-26?21:27??LaunchPad??12864串口\LCD12864P.c

?????文件????????513??2012-07-26?21:27??LaunchPad??12864串口\LCD12864P.h

?????文件????????341??2012-07-26?21:26??LaunchPad??12864串口\main.c

?????文件???????1676??2012-07-26?21:27??LaunchPad??12864串口\settings\test18.cspy.bat

?????文件?????????63??2012-07-26?21:28??LaunchPad??12864串口\settings\test18.dbgdt

?????文件???????1044??2012-07-26?21:28??LaunchPad??12864串口\settings\test18.dni

?????文件???????4540??2012-07-26?21:28??LaunchPad??12864串口\settings\test18.wsdt

?????文件???????2058??2012-07-26?21:28??LaunchPad??12864串口\test18.dep

?????文件??????20422??2012-07-26?21:27??LaunchPad??12864串口\test18.ewd

?????文件??????52511??2012-07-26?21:27??LaunchPad??12864串口\test18.ewp

?????文件????????160??2012-07-26?21:24??LaunchPad??12864串口\test18.eww

?????文件?????????25??2012-07-26?21:28??LaunchPad??12864串口\test18CustomSfr.sfr

?????目錄??????????0??2012-07-26?21:27??LaunchPad??12864串口\Debug\Exe

?????目錄??????????0??2012-07-26?21:24??LaunchPad??12864串口\Debug\List

?????目錄??????????0??2012-07-26?21:27??LaunchPad??12864串口\Debug\Obj

?????目錄??????????0??2012-07-26?21:24??LaunchPad??12864串口\Debug

?????目錄??????????0??2012-07-26?21:28??LaunchPad??12864串口\settings

?????目錄??????????0??2012-07-26?21:27??LaunchPad??12864串口

-----------?---------??----------?-----??----

???????????????134211????????????????????24