Diff: gfx1.cpp

Revision:

0:2052f61477b1

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/gfx1.cpp	Wed Jul 06 12:06:40 2011 +0000
@@ -0,0 +1,74 @@
+/**
+* @file gfx1.cpp
+* @brief library Lascar Electronics SP 5-GFX1 DISPLAY, LCD GRAPHIC, 128 X 64 DOTS
+* @author Frederic BLANC
+*/
+#include "gfx1.h"
+SPI spi1(p5, p6, p7); //definition BUS SPI
+unsigned char gfx1[128][7]; //emulation memoire ecran
+unsigned int gfx1_x,gfx1_y;//emulation memoire ecran
+DigitalOut GFX1_CS1_PIN(p23);
+DigitalOut GFX1_RST_PIN(p22);
+DigitalOut GFX1_AOP_PIN(p21);
+
+/**
+ *     @brief init hard SPI
+ *     @date 20/06/2011
+ *
+ */
+void gfx1_init(void) {
+    spi1.format(8, 2); //spi 8bits, mode10
+    spi1.frequency(1000000); //1mhz
+    GFX1_CS1_PIN=0;
+    GFX1_RST_PIN=0;
+    wait_us(1); //1�s
+    GFX1_RST_PIN=1;
+}
+
+
+/**
+ *     @brief Write command
+ *    @param  [in] command
+ *     @date 20/06/2011
+ *
+ */
+void gfx1_command (unsigned char data ) {
+    GFX1_AOP_PIN = 0;
+    spi1.write (data);
+    
+}
+
+
+/**
+ *     @brief Write display data
+ *    @param  [in] data
+ *     @date 20/06/2011
+ *
+ */
+void gfx1_data (unsigned char data ) {
+    GFX1_AOP_PIN = 1;
+    spi1.write (data);
+    gfx1[gfx1_x][gfx1_y]=data;
+    gfx1_x++;  //emulation memoire ecran
+    if(gfx1_x>=128)
+    {
+       gfx1_x=0;
+       gfx1_y++; 
+    }
+    if(gfx1_y>=8)
+        gfx1_y=7;
+}
+
+/**
+ *     @brief Read display data
+ *    @return   data
+ *     @date 20/06/2011
+ *
+ */
+unsigned char gfx1_read(void)
+{
+unsigned char tmp;
+    tmp=gfx1[gfx1_x][gfx1_y]; //emulation memoire ecran
+
+return tmp;
+}
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