sed1335 c程序-源代碼

/*** 1335初始化 ***/
void Org1335(void)
{
ioLcdCommand=0x40;?// 系統(tǒng)設(shè)置指令,8個(gè)參數(shù)
ioLcdDataWrite=0x30;?
ioLcdDataWrite=0x87;
ioLcdDataWrite=0x07;
ioLcdDataWrite=40;?// 顯示域長度為320dot?
ioLcdDataWrite=50;?// 確定液晶工作頻率?
ioLcdDataWrite=240;?// 顯示屏高度為240dot?
ioLcdDataWrite=40;?// 顯示屏一行所占顯示緩沖區(qū)字節(jié)數(shù)(L)
ioLcdDataWrite=0;?// 顯示屏一行所占顯示緩沖區(qū)字節(jié)數(shù)(H)

ioLcdCommand=0x44;?// 顯示區(qū)設(shè)置,最多10個(gè)參數(shù)?
ioLcdDataWrite=0x00;?// 顯示1區(qū)對應(yīng)的顯示RAM起始地址(L)?
ioLcdDataWrite=0x00;?// 顯示1區(qū)對應(yīng)的顯示RAM起始地址(H)?
ioLcdDataWrite=240;?// 顯示1區(qū)占用240個(gè)dot行?

ioLcdCommand=0x5a;?// 水平卷動(dòng),初始化時(shí)必須清零?
ioLcdDataWrite=0x00;

ioLcdCommand=0x5b;?// 各個(gè)顯示區(qū)的合成方式,1個(gè)參數(shù)?
ioLcdDataWrite=0x0c;?// 簡單疊加?

ioLcdCommand=0x59;?// 打開顯示,1個(gè)參數(shù)?
ioLcdDataWrite=0x04;?// 只保留第一個(gè)顯示區(qū)?

ioLcdCommand=0x4c;?// 光標(biāo)向后移動(dòng)?
}

/*** 在液晶屏指定位置顯示一個(gè)ASCII字符 ***/
void DisplayOneAscii(bit fNormal,uChar ihLine,uChar ihErect,uChar ihAscii)
{
uChar ihDataSend;
uInt?xhVideoAddress;
cChar *pccbhAsciiFont;

if(ihLine>14)?ihLine=0;
if(ihErect>39) ihErect=0;
pccbhAsciiFont=cxhAsciiFontOrg;
pccbhAsciiFont=pccbhAsciiFont+(((uInt)ihAscii)<<4);
xhVideoAddress=(((uInt)ihLine) * 640) + ihErect;
for(ihDataSend=0;ihDataSend<=15;ihDataSend++)
{
ioLcdCommand=0x46;
ioLcdDataWrite=(uChar)xhVideoAddress;
ioLcdDataWrite=(uChar)(xhVideoAddress>>8);
ioLcdCommand=0x42;
if(fNormal==1) ioLcdDataWrite =?*pccbhAsciiFont++;
else?ioLcdDataWrite =~(*pccbhAsciiFont++);
xhVideoAddress+=40;
}
}

/*** 根據(jù)漢字機(jī)內(nèi)碼查找該漢字點(diǎn)陣的存儲(chǔ)位置
*
* 1.小型應(yīng)用中，只提取了專用字庫，按照機(jī)內(nèi)碼排序索引
* 2.cbhChineseNumber?為最多漢字?jǐn)?shù)
* 3.cxhChineseIndexFont 為索引表開始的位置
* 4.cxhChineseFontOrg?為漢字庫開始的位置
*/
cChar *PSeekChineseFont(uInt xhChineseMa)
{
uInt?xhLowSeek,xhHighSeek,xhMiddleSeek;
cChar *pccbhChineseFont;
cInt?*pccxhChineseMa;

xhLowSeek =0x00;
xhHighSeek=cbhChineseNumber;
pccbhChineseFont=cxhChineseFontOrg;
for(;xhLowSeek<=xhHighSeek;)
{
xhMiddleSeek=(xhLowSeek + xhHighSeek)/2;
pccxhChineseMa=cxhChineseIndexOrg;
pccxhChineseMa+=xhMiddleSeek;
if(*pccxhChineseMa==xhChineseMa)
{
return(pccbhChineseFont+(xhMiddleSeek*32));
}
if(*pccxhChineseMa > xhChineseMa)
{
xhHighSeek=xhMiddleSeek-0x01;
}
else
{
xhLowSeek=xhMiddleSeek+0x01;
}
}
return(pccbhChineseFont);
}?

/*** 在液晶屏指定位置顯示一個(gè)漢字 ***/
void DisplayOneHz(bit fNormal,uChar ihLine,uChar ihErect,uChar bhMachineMaHigh,uChar bhMachineMaLow)
{
uChar ihDataSend;
uInt?xhChineseMa,xhVideoAddress;
cChar *pccbhChineseFont;