Eduvance vanmat / TextLCD

TextLCD library for controlling various LCD panels based on the HD44780 4-bit interface

Dependents:   04LCD_Hello_Word gestionenergie

Fork of TextLCD by Simon Ford

Diff: LCD.cpp

Revision:
9:befde34054fb
Parent:
7:44f34c09bd37
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/LCD.cpp	Tue May 27 07:22:43 2014 +0000
@@ -0,0 +1,34 @@
+#include "LCD.h"
+DigitalOut RS(p25);
+DigitalOut E(p24);
+BusOut data(p23,p22,p21,p20);
+void toggle_enable(void){
+E=1;
+wait(0.001);
+E=0;
+wait(0.001);
+}
+void LCD_init(void){
+wait(0.02);
+RS=0;
+E=0;
+data=0x2;
+toggle_enable();
+data=0x8;
+toggle_enable();
+data=0x0;
+toggle_enable();
+data=0xF;
+toggle_enable();
+data=0x0;
+toggle_enable();
+data=0x1;
+toggle_enable();
+}
+void display_to_LCD(char value){
+RS=1;
+data=value>>4;
+toggle_enable();
+data=value;
+toggle_enable();
+}