Library for Adafruit ST7735, for use with the NCS36510 mbed board

Dependents:   mbed-TFT-example-NCS36510

Fork of Adafruit_ST7735 by Jacob Johnson

Files at this revision

API Documentation at this revision

Comitter:
jacobjohnson
Date:
Thu Feb 23 16:30:19 2017 +0000
Parent:
7:5842518d1feb
Commit message:
working library ;

Changed in this revision

Adafruit_ST7735.cpp Show annotated file Show diff for this revision Revisions of this file
diff -r 5842518d1feb -r 196b625fe857 Adafruit_ST7735.cpp
--- a/Adafruit_ST7735.cpp	Tue Jan 31 17:14:49 2017 +0000
+++ b/Adafruit_ST7735.cpp	Thu Feb 23 16:30:19 2017 +0000
@@ -525,16 +525,19 @@
     do {pc.printf("TEST padd : %d\r\n",padd);
         padd ++;
     } while ((PixelHeigh * 2 + padd)%4 != 0);
+    
+    pc.printf("Information: \n\r Height: %d\r\n Width: %d\r\n\ BPP: %d\r\n", PixelHeigh, PixelWidth, BPP_t);
  
     setAddrWindow(x, y,PixelWidth ,PixelHeigh);
     writecommand(0x2C);  // send pixel
     
+    
     pc.printf("TEST 518");
-    for (j = PixelWidth - 1; j >= 0; j--) {               //Lines bottom up
-        off = j * (PixelHeigh  * 2 + padd) + start_data;   // start of line
+    for (j = PixelHeigh- 1; j >= 0; j--) {               //Lines bottom up
+        off = j * (PixelWidth  * 2 + padd) + start_data;   // start of line
         fseek(Image, off ,SEEK_SET);
-        fread(line,1,PixelHeigh * 2,Image);       // read a line - slow 
-        for (i = 0; i < PixelHeigh; i++) {        // copy pixel data to TFT
+        fread(line,1,PixelWidth * 2,Image);       // read a line - slow 
+        for (i = 0; i < PixelWidth; i++) {        // copy pixel data to TFT
             _rs = 1;
             _cs = 0;
             lcdPort.write(line[i]);
@@ -549,13 +552,13 @@
     return(1);
 }
 
-#define RGB(r,g,b)  (((r&0xF8)<<8)|((g&0xFC)<<3)|((b&0xF8)>>3)) //5 red | 6 green | 5 blue
+#define RGB(r,g,b)  (((r&0xF8)<<8)|((g&0xF8)<<3)|((b)>>3)) //5 red | 6 green | 5 blue
 #define TFT_DEBUG
 
 int Adafruit_ST7735::DrawBitmapFile(const char *Name_BMP)
 {
    
-    char img[3*240];
+    char img[5*240];
     uint32_t imgsize = 0;
     uint32_t offset = 0;
     uint32_t imgw = 0;
@@ -567,6 +570,7 @@
     int i, j;
     
     char filename[50];
+    lcdPort.format(8,0);
     
     pc.printf("TEST START1\r\n");
     // get the filename
@@ -633,26 +637,29 @@
     fseek(Image, offset, SEEK_SET);
     for (j = imgh; j >= 0; j--)        //Lines
     {  
-        fread(img,sizeof(char),imgw*3,Image);
+        //fread(img,sizeof(char),imgw*3,Image);
+        fread(img,sizeof(char),imgw * 3,Image);
         _cs = 1;
         setAddrWindow(0, j, imgw ,1);
         writecommand(0x2C);  // send pixel
         #ifdef TARGET_WIZWIKI_W7500
-        lcdPort.format(16,3);
+        lcdPort.format(8,3);
         #endif
 
         for(i = 0; i < imgw; i++)
         {
-/*            if(colbits == 16)
+            if(colbits == 16)
             {
                 col = (uint16_t)img[2*i+1];
                 col <<= 8;
                 col += (uint16_t)img[2*i];
             }
-            else if(colbits == 24) */
-            //{
-                col = RGB((uint16_t)img[3*i+2],(uint16_t)img[3*i+1], (uint16_t)img[3*i]);
-            //}
+            else if(colbits == 24) 
+            {
+                col = RGB((uint16_t)img[(3*i-3)],(uint16_t)img[(3*i)+1-3], (uint16_t)img[(3*i)+2-3]);
+                //col = RGB((uint16_t)img[i],(uint16_t)img[i], (uint16_t)img[i]);
+                //pc.printf("R: %h\n\r G: %h\n\r B: &h\n\r", img[3*i], img[3*i+
+            }
         #ifdef TFT_DEBUG    
         /*
         
@@ -664,10 +671,16 @@
         */
            //pc.printf("RGB(%d): (%d,%d,%d) -> %04X\r\n ",i,img[3*i+2],img[3*i+1],img[3*i],col);
         #endif    
+            /* _rs = 1;
+            _cs = 0;
+
+            lcdPort.write(col); */
             _rs = 1;
             _cs = 0;
 
-            lcdPort.write(col);
+            lcdPort.write( col >> 8 );
+            lcdPort.write( col );
+            //_cs = 1;
         }
         _cs = 1;
         #ifdef TARGET_WIZWIKI_W7500