jlx19264g-901pc中文字库编程说明书

JLX19264G-901-IC序页1概22字型样张33外形尺寸及接口引4工作电路5指6字库的调7硬件设计及例18～概IC中，以达到显示汉字的目的。IC图11IC串行数据输详见字IC:JLX-GB2312明书R_IN应字ICSIR_OUTSCLKR_CS应2IC串行数据输3IC串行时4IC片选输5背光电供电电源正极(同VDD6接7电路电供电电源正极接（5V或3.3V时须选择3.3V还是5.0电8寄存器选择H:数据寄存器0:指令寄存器（IC资料上所写CDIIC接口时：悬9复低电平复位，复位完成后，回到高电平，液晶模块开片低电平片IIC接口时：接并行接口时：数据总线IIC/串行接口时VDD并行接口时：数据总线IIC/串行接口时：接VDD或悬并行接口时：数据总线IIC/串行接口时：接VDD或悬并行接口时：数据总线IIC/串行接口时：为SCK串行时钟（D0和D4短接并行接口时：数据总线IIC/串行接口时：为SDA串行数据（D1、D2、D3短接并行接口时：数据总线IIC/串行接口时：为SDA串行数据（D1、D2、D3短接并行接口时：数据总线IIC/串行接口时：为SDA串行数据（D1、D2、D3短接并行接口时：数据总线IIC/串行接口时：为SCK串行时钟（D0和D4短接68008080时序并行接口时并且选择6800时序时：使能信号,高电平有效并行接口时并且选择8080时序时：读数据,低电平有效.6800时序8080时序据并行接口时并且选择8080时序时：写数据,低电平有效.工作电路框图2:电路框指令ReadDataBytes（一 ReadDataBytesatHigherspeed（快 4GB23121（3768×16LCDIC硬件接口：下图为并行方式的硬件接口例程：以下为并行方式显示汉字及ASCII字符的 #include<reg52.h>#include<intrins.h>sbitcs1=P3^4;/**/sbitreset=P3^5;/*接口定义*/sbitrs=P3^3;/*接口定义sbite=P3^0;/*接口定义sbitwr=P2^1;/*P1.0~1.7sbitRom_SCK=P3^7;sbitRom_OUT=P3^2;sbitRom_IN=P3^1;sbitRom_CS=P3^6;/*ICRom_CSIC的CS#*/sbitkey=P2^0;#defineDataBusvoiddelay(int{intj,k;}//=============transfercommandtoLCM=============== mand(intdata1){} transferdatatovoidtransfer_data(int{}void{elsedelay(2500);}void{ }

mand(0xe2);//软复位mand(0x2f);//打开升压mand(0xa0);//mand(0x81mand(0xeb1/9偏压比（bias）mand(0xc4mand(0xaf);//开显示voidlcd_address(ucharpage,uchar{ 在这里减去1. 1LCDIC01mand(((column>>4)&0x0f)+0x10);4 }void{unsignedchari,j;{{}}}voiddisplay_graphic_192x64(uchar{uchari,j;{{}}}voiddisplay_graphic_16x16(ucharpage,ucharcolumn,uchar{uchari,j;{for(i=0;i<16;i++){ }}}voiddisplay_graphic_8x16(ucharpage,ucharcolumn,uchar{uchari,j;{for(i=0;i<8;i++){ }}}voiddisplay_graphic_5x7(ucharpage,ucharcolumn,uchar{uchari,j;{for(i=0;i<8;i++){ }}} mand_to_ROM(uchardatu{uchari;for(i=0;i<8;i++{Rom_IN=}}

Rom_IN=0;datu=datu<<1;staticucharget_data_from_ROM(){uchar{Rom_OUT=1;Rom_SCK=0;if(Rom_OUT)

}}的数据到pBuff的地址*//*连续{ucharRom_CS=for(i=0;i<DataLen;i++Rom_CS=1;}ulongfontaddr=0;voiddisplay_GB2312_string(uchary,ucharx,uchar{uchari=ucharaddrHigh,addrMid,addrLow;ucharfontbuf[32];{if(((text[i]>=0xb0){/*Address=((MSB-0xB0)*94+(LSB-0xA1)+846)*32+fontaddr=(text[i]-0xb0)*94;fontaddr+=(text[i+1]-0xa1)+846;fontaddr=(ulong)(fontaddr*32);addrHighfontaddr&0xff0000)>>16;/*824*/addrMidfontaddr&0xff00)>>8;/*地址的中8位,共24位*/addrLow=fontaddr&0xff;/*824*/}

);/取elseif((text[i]>=0x20){unsignedcharfontbuf[16];fontaddr=(text[i]-fontaddr=(unsignedlong)(fontaddr*16);fontaddr=(unsignedlong)(fontaddr+0x3b7c0);addrHigh=(fontaddr&0xff0000)>>16;addrMid=(fontaddr&0xff00)>>8;addrLow=fontaddr&0xff;);/取}}}

voiddisplay_string_5x7(uchary,ucharx,uchar{unsignedchari=unsignedcharaddrHigh,addrMid,addrLow;{if((text[i]>=0x20){unsignedcharfontbuf[8];fontaddr=(text[i]-0x20);fontaddr=(unsignedlong)(fontaddr*8);fontaddr=(unsignedlong)(fontaddr+0x3bfc0);addrHigh=(fontaddr&0xff0000)>>16;addrMid=(fontaddr&0xff00)>>8;addrLow=fontaddr&0xff;get_n_bytes_data_from_ROM(addrHigh,addrMid,addrLow,fontbuf,8);/*取8个字节的数据，存到display_graphic_5x7(y,x,fontbuf);/*5x7ASCIILCDyx}}}void{{ //clearalldots //clearalldotsdisplay_GB2312_string(3,1,"能,可自编大字或图像或生");display_GB2312_string(5,1,"僻字,例如:癌蔼矮艾碍爱隘");display_GB2312_string(7,1,"鞍氨安俺按暗岸胺案肮昂盎");display_GB2312_string(1,1,"晶联电子讯成");display_GB2312_string(7,1,"液晶模块品质至上服务");display_GB2312_string(1,1,"90123456789abcdef_- 16x168*16的ASCIIdisplay_GB2312_string(3,1,"!#$%&'()*+,-./012345678");display_string_5x7(6,1,"JLXelectronicsCo.,.");/*显示一串5x7点阵的ASCII字*/display_string_5x7(7,1,"etdatyear2004.FocusLCM.");/*显示一串5x7点阵的ASCII字*/ ");/*显示一串5x7点阵的ASCII字*/ }}硬件接口：下图为串行方式的硬件接口例程：以下为串行方式显示汉字及ASCII字符的 #include<reg52.h>sbitcs1=P1^3;sbitrs=P1^1;sbitsclk=P1^5;sbitsid=P1^4;sbitkey=P2^0;sbitRom_SCK=P3^0;sbitRom_OUT=P3^1;sbitRom_IN=P3^2;sbitRom_CS=P1^0;/*ICRom_CSIC//写指令到LCD mand(int{{sclk=0;if(data1&0x80)sid=1;elsesid=0;}}//写数据到LCDvoidtransfer_data(int{{sclk=0;if(data1&0x80)sid=1;elsesid=0;}}硬件接口：下图为IIC例程：IICASCII字符的 #include<reg52.h>sbitreset=P1^1; sbitsbitRom_IN=P3^2;