Revision 0:b28daf92293e, committed 2012-06-17

Comitter:

esmiwa

Date:

Sun Jun 17 01:16:11 2012 +0000

Commit message:

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/TextLCD.lib	Sun Jun 17 01:16:11 2012 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/davervw/code/TextLCD/#c5318c74f1a9

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Sun Jun 17 01:16:11 2012 +0000
@@ -0,0 +1,131 @@
+#include  "mbed.h"
+#include "TextLCD.h"
+
+#define High 1
+#define Low  0
+
+DigitalInOut  D(p15);
+DigitalOut  Csb(p16);
+DigitalOut  Clk(p17);
+
+DigitalOut myled1(LED1);
+DigitalOut myled4(LED4);
+
+TextLCD lcd(p24, p26, p27, p28, p29, p30); // rs, e, d4-d7
+
+int flag;   //1100 flag data
+int i;      //counter
+
+int  x;     //X
+int  y;     //Y
+
+//clock out
+void  CLK (char a)
+{
+    Clk=a;
+    myled1=a;
+    wait_ms(1);
+}
+//4bit flag reaD.intput()g
+int  READ_FLAG ()
+{
+    flag=0;
+    D.input();
+    for(i=0;i<4;i++){
+        CLK(High);CLK(Low);     //clock down edge
+        flag=flag*10;
+        flag=flag+D;        //1100 flag reaD.intput()g
+    }
+    return  flag;
+}
+//22bit data reaD.intput()g
+void XY_DATA ()
+{
+    x=0;
+    D.input();
+    for(i=0;i<11;i++){
+        CLK(High);CLK(Low);     //clock down edge
+        x=x<<1;
+        x=x | D;             //X data reaD.intput()g
+    }
+    y=0;
+        for(i=0;i<11;i++){
+        CLK(High);CLK(Low);     //clock down edge
+        y=y<<1;
+        y=y | D;             //Y data reaD.intput()g
+    }
+}
+// reset sign out
+void  RESET(void)
+{
+    D.output();
+    CLK(High);D=0;CLK(Low);
+    CLK(High);D=0;CLK(Low);
+    CLK(High);D=0;CLK(Low);
+    CLK(High);D=0;CLK(Low);            
+}
+//start sign out
+void  START(void)
+{
+    D.output();
+    CLK(High);D=1;CLK(Low);
+    CLK(High);D=0;CLK(Low);    
+    CLK(High);D=0;CLK(Low);    
+    CLK(High);D=0;CLK(Low);    
+  }
+
+int  READ_END_FLAG(void)
+{
+    //int d[4];
+    flag=0;
+    D.output();
+    CLK(High);D=1;CLK(Low);
+    CLK(High);D=1;CLK(Low);    
+    CLK(High);D=0;CLK(Low);    
+    CLK(High);D=0;CLK(Low);
+    D.input();    
+    for(i=0;i<4;i++){
+        CLK(High);
+        CLK(Low);     //clock down edge
+        //d[i]=D;        //1100 flag reaD
+        flag=flag<<1;
+        flag=flag+D;
+        myled4=D ;
+    }
+    //flag=d[0]*1000+d[1]*100+d[2]*10+d[3];
+        return  flag;
+}
+
+int main() {
+    int cmd=0;
+    int dx=0;char *ax;
+    int dy=0;char *ay;
+    float atn;
+ 
+    while(1){
+        //lcd.cls();  
+        Csb=1;
+        //wait_ms(1);
+        Csb=0;
+            RESET(); 
+        Csb=1;
+        //wait_ms(1);
+        Csb=0;
+            START(); 
+        Csb=1;
+        wait_ms(30);        //scanning
+        Csb=0;
+            cmd=READ_END_FLAG();
+            XY_DATA();
+        
+            if(x>1024){ dx=x-2048;ax="-S";}
+            else{ dx=x;ax="+N";}
+            if(y>1024){ dy=y-2048;ay="-E";}
+            else{ dy=y;ay="+W";}
+            atn=(float)dy/(float)dx;
+        Csb=1;
+        lcd.locate(0,0);lcd.printf(" X   Y   ATN");
+        lcd.locate(0,1);lcd.printf(" %2s  %2s  %4.2f",ax,ay,atn);
+        wait_ms(40);        //LCD dispaying
+    }    
+}

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mbed.bld	Sun Jun 17 01:16:11 2012 +0000
@@ -0,0 +1,1 @@
+http://mbed.org/users/mbed_official/code/mbed/builds/737756e0b479