Diff: spioled.h

Revision:

0:eb1247cc069b

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/spioled.h	Wed Jan 12 06:46:04 2011 +0000
@@ -0,0 +1,206 @@
+// ALO-095BWNN-J9 test program
+// See also "http://www.aitendo.co.jp/product/2099"
+
+
+#ifndef __SPIOLED_H__
+#define __SPIOLED_H__
+
+#include "mbed.h"
+#include "small_font.h"
+
+class SPIOLED {
+private:    
+    DigitalOut  CS,  RES,  DC;
+    SPI spi; // mosi, miso, sclk
+
+    #define Dis_X_MAX 96-1      // Max X axial direction in screen
+    #define Dis_Y_MAX 64-1      // Max Y axial direction in screen
+    #define X_Witch 8           // character's width
+    #define Y_Witch 8           // character's height
+
+    unsigned int Char_Color; //character's color
+    unsigned int BGround_Color;
+
+  
+    
+    void Init(void){
+        spi.format(8,0); // nazo
+        spi.frequency(20000000); // modify later
+        
+        // reset
+        wait_ms(200);
+         RES = 0;       //Reset active
+        wait_ms(200);
+         RES = 1;
+        
+        
+        // initialize sequence
+         RegWrite(0xae);    //OLED display OFF
+        
+        //Row Address
+         RegWrite(0x75);    /* Set Row Address */
+         RegWrite(0x00);    /* Start = 0 */
+         RegWrite(0x3f);    /* End = 63 */
+         RegWrite(0x15);    /* Set Column Address */
+         RegWrite(0x00);    /* Start = 0 */
+         RegWrite(0x5F);    /* End = 96 */
+        
+        //Contrast
+         RegWrite(0xa0);    //Set remap & data format 0111 0000
+         RegWrite(0x74);
+         RegWrite(0xa1);    //set display star row RAM
+         RegWrite(0x00);
+         RegWrite(0xa2);    //set dispaly offset
+         RegWrite(0x00);
+         RegWrite(0xa4);    //Set Display Mode
+         RegWrite(0xa8);    //Set Multiplex Ratio
+         RegWrite(0x3f);
+         RegWrite(0xad);    //Set Master Configuration
+         RegWrite(0x8f);    //(External VCC Supply Selected)
+         RegWrite(0xB0);    //Set Power Saving Mode
+         RegWrite(0x1a);
+         RegWrite(0xB1);    //Set Phase 1 & 2 Period Adjustment
+         RegWrite(0x74);
+         RegWrite(0xb3);     //Set Display Clock Divide Ratio / Oscillator Frequency
+         RegWrite(0xd0);
+         RegWrite(0x8A);    //Set Second Pre-charge Speed of Color A
+         RegWrite(0x81);
+         RegWrite(0x8B);    //Set Second Pre-charge Speed of Color B
+         RegWrite(0x82);
+         RegWrite(0x8C);    //Set Second Pre-charge Speed of Color C
+         RegWrite(0x83);
+         RegWrite(0xBB);    //Set Pre-charge Level
+         RegWrite(0x3e);
+         RegWrite(0xBE);    //Set VCOMH
+         RegWrite(0x3e);
+         RegWrite(0x87);    //Set Master Current Control
+         RegWrite(0x0f);
+         RegWrite(0x81);    //Set Contrast Control for Color gAh
+         RegWrite(0x80);
+         RegWrite(0x82);    //Set Contrast Control for Color gBh
+         RegWrite(0x80);
+         RegWrite(0x83);    //Set Contrast Control for Color gCh
+         RegWrite(0x80);
+         RegWrite(0xaf);    //display ON
+        
+    }
+public:
+    // constructor
+    SPIOLED(PinName cs_pin, PinName rst_pin, PinName a0_pin, PinName mosi_pin, PinName miso_pin, PinName sclk_pin)
+    : CS(cs_pin), RES(rst_pin), DC(a0_pin), spi(mosi_pin, miso_pin, sclk_pin) {
+        
+        Init();
+    }
+    
+    
+    
+    
+    void  RegWrite(unsigned char Command)
+    {
+         DC = 0;    // Command
+         CS = 0;    // CS active(toggle OLED)
+        spi.write(Command);
+         CS = 1;
+    }
+
+
+
+    void  DataWrite(unsigned char c){
+         DC = 1;    // DATA
+         CS = 0;    // CS active(toggle OLED)
+        spi.write(c);
+         CS = 1;
+    }
+
+    void  DataWrite_to(unsigned int Dat)
+    {
+         DataWrite((unsigned char)((Dat >> 8)& 0x00ff));
+         DataWrite((unsigned char)(Dat & 0x00ff));
+    }
+
+
+
+
+    void Draw_Dot(unsigned char x,unsigned char y,unsigned int Color)
+    {
+         RegWrite(0x15);
+         RegWrite(x);
+         RegWrite(x);
+         RegWrite(0x75);
+         RegWrite(y);
+         RegWrite(y);
+         DataWrite_to(Color);
+         DataWrite_to(Color);
+    }
+
+    void Full_Screen(unsigned int Dot)
+    {
+        unsigned char i,j;
+        BGround_Color = Dot;
+        for(i=0;i<=64;i++)
+        {
+            for(j=0;j<96;j++)
+            {
+                Draw_Dot(j,i,Dot);
+                // DataWrite_to(Dot);
+            }
+        }
+    }
+
+    void ChangeFontColor(unsigned int color)
+    {
+        Char_Color = color;
+    }
+
+    void PutChar(unsigned char x,unsigned char y,unsigned int a)
+    {
+        int i,j;
+        unsigned char Temp=0;        
+        j = 0;
+        i = 0;
+        //if(a < 32)a=32;   
+        for(i=0; i<X_Witch; i++)
+        {    
+            Temp = FontLookup[a][i];
+            for(j=Y_Witch;j!=0;j--){
+                if((Temp & 0x80)==0x80){
+                    Draw_Dot(x+i,y+j,Char_Color);
+                }else{
+                    Draw_Dot(x+i,y+j,BGround_Color);
+                }
+                Temp = Temp << 1;
+            }
+        }
+        
+        
+    }
+
+void PutChar_ABC(unsigned char x,unsigned char y,unsigned int a)
+    {
+        int i,j;
+        unsigned char Temp=0;        
+        j = 0;
+        i = 0;   
+        for(i=0; i<5; i++)
+        {    
+            if(a < 32)a=32;
+            Temp = FontLookup_ABC[a-32][i];
+            for(j=Y_Witch;j!=0;j--){
+                if((Temp & 0x80)==0x80){
+                    Draw_Dot(x+i,y+j,Char_Color);
+                }else{
+                    Draw_Dot(x+i,y+j,BGround_Color);
+                }
+                Temp = Temp << 1;
+            }
+        }
+        
+        
+    }
+
+
+
+};
+
+
+#endif
\ No newline at end of file