Revision 0:0751be719bbf, committed 2009-12-16

Comitter:

Kaikestu

Date:

Wed Dec 16 10:30:10 2009 +0000

Commit message:

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Wed Dec 16 10:30:10 2009 +0000
@@ -0,0 +1,234 @@
+#include "mbed.h"
+
+#define   BLACK            0x0000
+#define   NAVY            0x000F
+#define   DARK_GREEN    0x03E0
+#define   DARK_CYAN        0x03EF
+#define   MAROON        0x7800
+#define   PURPLE        0x780F
+#define   OLIVE            0x7BE0
+#define   LIGHT_GRAY    0xC618
+#define   DARK_GRAY        0x7BEF
+#define   BLUE            0x001F
+#define   GREEN            0x07E0
+#define   CYAN          0x07FF
+#define   RED           0xF800
+#define   MAGENTA        0xF81F
+#define   YELLOW        0xFFE0
+#define   WHITE            0xFFFF
+
+
+
+SPI spi (5,6,7);
+DigitalOut cs (13);
+DigitalOut rst (17);
+DigitalOut tcs (23);
+
+
+
+int    _hwidth = 320;
+int    _hheight = 240;
+
+void command(int value);
+void data(int value);
+void config(int index, int value);
+void lcd_movePen(int x, int y);
+void lcd_fillScreen(int color);
+
+void lcd_point(int x, int y, int color);
+void lcd_circle(int x0, int y0, int r, int color);
+
+int main() {
+
+    spi.frequency(10000000);
+    spi.format(9);
+
+
+    cs = 0;
+
+    rst = 0;
+    wait(0.001);
+    rst = 1;
+    wait(0.001);
+
+
+
+    config(0x07
+           , 1 << 5 // GON
+           | 0 << 4 // DTE
+           | 0 << 3 // CM
+           | 1 << 0 // D[1:0] = 01 - operate, but disp off
+          );
+
+    config(0x00, 0001);
+
+    config(0x07, 1 << 5 | 1 << 4 | 0 << 3 | 3 << 0 );
+
+    config(0x10, 0000);
+
+    wait(0.030);
+
+    config(0x02, 0x0600);
+    config(0x01, 0x2b3f);  // 1011
+    config(0x25, 0xa000);    // 70Hz freq
+
+
+
+
+
+    while (1) {
+
+        lcd_fillScreen(WHITE);
+
+        lcd_fillScreen(BLUE);
+        lcd_fillScreen(GREEN);
+
+    }
+}
+
+
+void command(int value) {
+    spi.write(value & 0xFF);
+}
+
+void data(int value) {
+    spi.write(value | 0x100);
+}
+
+void config(int index, int value) {
+    command(0);
+    command(index);
+    data(value >> 8);
+    data(value);
+}
+
+
+void lcd_movePen(int x, int y) {
+    config(0x4e, x & 0x00ff);
+    config(0x4f, y & 0x01ff);
+    command(0);
+    command(0x22);
+}
+
+void lcd_fillScreen(int color) {
+    int i = 0;
+    int j = 0;
+
+    lcd_movePen(0, 0);
+
+    for (i=0; i < _hwidth; i++) {
+        for (j=0; j< _hheight; j++) {
+            data(color >> 8);
+            data(color);
+        }
+    }
+}
+void lcd_point(int x, int y, int color) {
+    data(color >> 8);
+    data(color);
+
+}
+
+void lcd_circle(int x0, int y0, int r, int color) {
+    int draw_x0, draw_y0;
+    int draw_x1, draw_y1;
+    int draw_x2, draw_y2;
+    int draw_x3, draw_y3;
+    int draw_x4, draw_y4;
+    int draw_x5, draw_y5;
+    int draw_x6, draw_y6;
+    int draw_x7, draw_y7;
+    int xx, yy;
+    int di;
+
+
+    draw_x0 = draw_x1 = x0;
+    draw_y0 = draw_y1 = y0 + r;
+    if (draw_y0 < _hheight) {
+        lcd_point(draw_x0, draw_y0, color);        /* 90 degree */
+    }
+
+    draw_x2 = draw_x3 = x0;
+    draw_y2 = draw_y3 = y0 - r;
+    if (draw_y2 >= 0) {
+        lcd_point(draw_x2, draw_y2, color);    /* 270 degree */
+    }
+
+    draw_x4 = draw_x6 = x0 + r;
+    draw_y4 = draw_y6 = y0;
+    if (draw_x4 < _hwidth) {
+        lcd_point(draw_x4, draw_y4, color);        /* 0 degree */
+    }
+
+    draw_x5 = draw_x7 = x0 - r;
+    draw_y5 = draw_y7 = y0;
+    if (draw_x5>=0) {
+        lcd_point(draw_x5, draw_y5, color);        /* 180 degree */
+    }
+
+    if (r == 1) {
+        return;
+    }
+
+    di = 3 - 2*r;
+    xx = 0;
+    yy = r;
+    while (xx < yy) {
+        if (di < 0) {
+            di += 4*xx + 6;
+        } else {
+            di += 4*(xx - yy) + 10;
+            yy--;
+            draw_y0--;
+            draw_y1--;
+            draw_y2++;
+            draw_y3++;
+            draw_x4--;
+            draw_x5++;
+            draw_x6--;
+            draw_x7++;
+        }
+        xx++;
+        draw_x0++;
+        draw_x1--;
+        draw_x2++;
+        draw_x3--;
+        draw_y4++;
+        draw_y5++;
+        draw_y6--;
+        draw_y7--;
+
+        if ( (draw_x0 <= _hwidth) && (draw_y0>=0) ) {
+            lcd_point(draw_x0, draw_y0, color);
+        }
+
+        if ( (draw_x1 >= 0) && (draw_y1 >= 0) ) {
+            lcd_point(draw_x1, draw_y1, color);
+        }
+
+        if ( (draw_x2 <= _hwidth) && (draw_y2 <= _hheight) ) {
+            lcd_point(draw_x2, draw_y2, color);
+        }
+
+        if ( (draw_x3 >=0 ) && (draw_y3 <= _hheight) ) {
+            lcd_point(draw_x3, draw_y3, color);
+        }
+
+        if ( (draw_x4 <= _hheight) && (draw_y4 >= 0) ) {
+            lcd_point(draw_x4, draw_y4, color);
+        }
+
+        if ( (draw_x5 >= 0) && (draw_y5 >= 0) ) {
+            lcd_point(draw_x5, draw_y5, color);
+        }
+        if ( (draw_x6 <= _hwidth) && (draw_y6 <= _hheight) ) {
+            lcd_point(draw_x6, draw_y6, color);
+        }
+        if ( (draw_x7 >= 0) && (draw_y7 <= _hheight) ) {
+            lcd_point(draw_x7, draw_y7, color);
+        }
+    }
+}
+
+
+

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Wed Dec 16 10:30:10 2009 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/49a220cc26e0