http://forums.leaflabs.com/topic.php?id=2320 A place to share, learn, and grow... en-US Fri, 22 Jan 2016 00:27:35 +0000 http://bbpress.org/?v=1.0.2 q http://forums.leaflabs.com/search.php http://forums.leaflabs.com/topic.php?id=2320#post-12122 Tue, 31 Jul 2012 06:57:59 +0000 Anonymous 12122@http://forums.leaflabs.com/ <p>Good afternoon. I can not connect the display to maple rev. Contacts DB0-DB15 to pin D0-D15 ; LDEA to 5V ; VCC to 5V ; GND to GND<br /> RESET to 16, CS to 19, WR to 18, RS to 17.</p> <p>Connected without Schild, except light does not work.</p> <p><code><br /> #define Bus_23<br /> #define LCD_RS 17<br /> #define LCD_WR 18<br /> #define LCD_CS 19<br /> #define LCD_REST 16</p> <p>void Lcd_Writ_Bus(char VH,char VL)<br /> {<br /> unsigned char i,temp,data;<br /> data=VH;<br /> for(i=0;i&lt;8;i++)<br /> {<br /> temp=(data&amp;0x01);<br /> if(temp)<br /> digitalWrite(i,HIGH);<br /> else<br /> digitalWrite(i,LOW);<br /> data=data&gt;&gt;1;<br /> }<br /> data=VL;<br /> for(i=8;i&lt;16;i++)<br /> {<br /> temp=(data&amp;0x01);<br /> if(temp)<br /> digitalWrite(i,HIGH);<br /> else<br /> digitalWrite(i,LOW);<br /> data=data&gt;&gt;1;<br /> }<br /> digitalWrite(LCD_WR,LOW);<br /> digitalWrite(LCD_WR,HIGH);<br /> }</p> <p>void Lcd_Write_Com(char VH,char VL)<br /> {<br /> digitalWrite(LCD_RS,LOW);<br /> Lcd_Writ_Bus(VH,VL);<br /> }</p> <p>void Lcd_Write_Data(char VH,char VL)<br /> {<br /> digitalWrite(LCD_RS,HIGH);<br /> Lcd_Writ_Bus(VH,VL);<br /> }</p> <p>void Lcd_Write_Com_Data(int com,int dat)<br /> {<br /> Lcd_Write_Com(com&gt;&gt;8,com);<br /> Lcd_Write_Data(dat&gt;&gt;8,dat);<br /> }</p> <p>void Address_set(unsigned int x1,unsigned int y1,unsigned int x2,unsigned int y2)<br /> {<br /> Lcd_Write_Com_Data(0x0044,(x2&lt;&lt;8)+x1);<br /> Lcd_Write_Com_Data(0x0045,y1);<br /> Lcd_Write_Com_Data(0x0046,y2);<br /> Lcd_Write_Com_Data(0x004e,x1);<br /> Lcd_Write_Com_Data(0x004f,y1);<br /> Lcd_Write_Com(0x00,0x22);<br /> }</p> <p>void Lcd_Init(void)<br /> {<br /> digitalWrite(LCD_REST,HIGH);<br /> delay(5);<br /> digitalWrite(LCD_REST,LOW);<br /> delay(15);<br /> digitalWrite(LCD_REST,HIGH);<br /> delay(15);</p> <p> Lcd_Write_Com_Data(0x0000,0x0001); delay(1); //打开晶振<br /> Lcd_Write_Com_Data(0x0003,0xA8A4); delay(1); //0xA8A4<br /> Lcd_Write_Com_Data(0x000C,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x000D,0x080C); delay(1);<br /> Lcd_Write_Com_Data(0x000E,0x2B00); delay(1);<br /> Lcd_Write_Com_Data(0x001E,0x00B7); delay(1);<br /> Lcd_Write_Com_Data(0x0001,0x2B3F); delay(1); //驱动输出控制320*240 0x6B3F<br /> Lcd_Write_Com_Data(0x0002,0x0600); delay(1);<br /> Lcd_Write_Com_Data(0x0010,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0011,0x6070); delay(1); //0x4030 //定义数据格式 16位色<br /> Lcd_Write_Com_Data(0x0005,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0006,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0016,0xEF1C); delay(1);<br /> Lcd_Write_Com_Data(0x0017,0x0003); delay(1);<br /> Lcd_Write_Com_Data(0x0007,0x0233); delay(1); //0x0233<br /> Lcd_Write_Com_Data(0x000B,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x000F,0x0000); delay(1); //扫描开始地址<br /> Lcd_Write_Com_Data(0x0041,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0042,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0048,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0049,0x013F); delay(1);<br /> Lcd_Write_Com_Data(0x004A,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x004B,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0044,0xEF00); delay(1);<br /> Lcd_Write_Com_Data(0x0045,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0046,0x013F); delay(1);<br /> Lcd_Write_Com_Data(0x0030,0x0707); delay(1);<br /> Lcd_Write_Com_Data(0x0031,0x0204); delay(1);<br /> Lcd_Write_Com_Data(0x0032,0x0204); delay(1);<br /> Lcd_Write_Com_Data(0x0033,0x0502); delay(1);<br /> Lcd_Write_Com_Data(0x0034,0x0507); delay(1);<br /> Lcd_Write_Com_Data(0x0035,0x0204); delay(1);<br /> Lcd_Write_Com_Data(0x0036,0x0204); delay(1);<br /> Lcd_Write_Com_Data(0x0037,0x0502); delay(1);<br /> Lcd_Write_Com_Data(0x003A,0x0302); delay(1);<br /> Lcd_Write_Com_Data(0x003B,0x0302); delay(1);<br /> Lcd_Write_Com_Data(0x0023,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0024,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x0025,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x004F,0x8000); delay(1);<br /> Lcd_Write_Com_Data(0x004E,0x0000); delay(1);<br /> Lcd_Write_Com_Data(0x22,0); //行首址0</p> <p>}</p> <p>void Pant(char VH,char VL)<br /> {<br /> int i,j;<br /> digitalWrite(LCD_CS,LOW);<br /> Address_set(0,0,239,319);<br /> for(i=0;i&lt;320;i++)<br /> {<br /> for (j=0;j&lt;240;j++)<br /> {<br /> Lcd_Write_Data(VH,VL);<br /> }</p> <p> }<br /> digitalWrite(LCD_CS,HIGH);<br /> }</p> <p>void setup()<br /> {<br /> for(int p=0;p&lt;26;p++)<br /> {<br /> pinMode(p,OUTPUT);<br /> }<br /> Lcd_Init();<br /> }</p> <p>void loop()<br /> {<br /> Pant(0x0, 0x0);<br /> digitalWrite(20,HIGH);<br /> delay(500);<br /> Pant(0xff, 0x00);<br /> delay(500);<br /> Pant(0x00, 0xff);<br /> delay(500);<br /> Pant(0xff, 0xff);<br /> digitalWrite(20,LOW);<br /> delay(500);<br /> }<br /> </code> </p>