Diff: lglcd.h

Revision:

2:d812a2a643bc

Parent:

1:9020af47a312

--- a/lglcd.h	Fri Jan 05 17:56:27 2018 +0000
+++ b/lglcd.h	Tue Jan 09 11:32:39 2018 +0000
@@ -1,37 +1,35 @@
-#ifndef __LGLCD_H
+/*   ELEC351 COURSEWORK 2018 
+DESIGNED USING MBED ONLINE COMPILER IMPORTED TO KEIL
+LIAM GRAZIER // DOUG TILLEY // ALEX BARON 
+ */
+#ifndef __LGLCD_H 
 #define __LGLCD_H
-
-#define CMD          0
-#define TXT          1
-#define CLEAR        1
-#define HOME         2
-#define READ         1
+#define CMD      0 //adapted from 2nd year code
+#define TXT      1
+#define CLEAR    1
+#define HOME     2
+#define READ     1
 #define WRITE    0
-#define LEFT         0
+#define LEFT     0
 #define RIGHT    1
-
 #define LINE1    0x80        // Start address of first line
 #define LINE2    0xC0        // Start address of second line
-
 #define LCD_CLR             (writedata(CLEAR,CMD))
 #define LCD_HOME            (writedata(HOME,CMD))
 #define LCD_BUSYBIT 0x8000  //correct value for the lcd BUSYBIT
-
-
+//mylcdclass 
 class lglcd
 {
 public:
-lglcd(PinName rs, PinName e, PinName d4, PinName d5,PinName d6, PinName d7);
-void clear(void);
-void writedata(unsigned char info, unsigned char type);
-void lglcd::setline(int row,int column);
-void write(char charq[]);
-int l;
+lglcd(PinName RS, PinName E, PinName D4, PinName D5,PinName D6, PinName D7); //statement for pin enables
+void clear(void); //function for clearlcd
+void writedata(unsigned char info, unsigned char type); //function forwiring data on the screen 
+void lglcd::setline(int row,int column); //setline command row/column
+void write(char charq[]); //wirint char/str on mylcd.
+int l; 
 protected:
-BusOut _lcdinfo;
-DigitalOut _lcdrs;
-DigitalOut _lcde;
-int cline;
-int cpos;
+BusOut _lcdinfo; //output define for D4-D7
+DigitalOut _lcdrs; //output define for RS Pin
+DigitalOut _lcde; //output define for E pin
 };
 #endif
\ No newline at end of file