tijo francis / LCD

1602FLCD

Fork of TextLCD by Pallavi Prasad

LCD.cpp@1:6c3062de234b, 2012-11-02 (annotated)

Committer:
tijofrancis12
Date:
Fri Nov 02 14:29:13 2012 +0000
Revision:
1:6c3062de234b
Parent:
TextLCD.cpp@0:de90b67b2bca 
interface of pc1602Fdisplay

Who changed what in which revision?

UserRevisionLine numberNew contents of line
tijofrancis12 1:6c3062de234b 1 #include "LCD.h"
tijofrancis12 1:6c3062de234b 2 DigitalOut RS(p19);
tijofrancis12 1:6c3062de234b 3 DigitalOut E(p20);
tijofrancis12 1:6c3062de234b 4 BusOut data(p21,p22,p23,p24);
tijofrancis12 1:6c3062de234b 5 void toggle_enable(void){
tijofrancis12 1:6c3062de234b 6 E=1;
tijofrancis12 1:6c3062de234b 7 wait(0.001);
tijofrancis12 1:6c3062de234b 8 E=0;
tijofrancis12 1:6c3062de234b 9 wait(0.001);
pprasad7 0:de90b67b2bca 10 }
tijofrancis12 1:6c3062de234b 11 void LCD_init(void){
tijofrancis12 1:6c3062de234b 12 wait(0.02);
tijofrancis12 1:6c3062de234b 13 RS=0;
tijofrancis12 1:6c3062de234b 14 E=0;
tijofrancis12 1:6c3062de234b 15 data=0x2;
tijofrancis12 1:6c3062de234b 16 toggle_enable();
tijofrancis12 1:6c3062de234b 17 data=0x8;
tijofrancis12 1:6c3062de234b 18 toggle_enable();
tijofrancis12 1:6c3062de234b 19 data=0x0;
tijofrancis12 1:6c3062de234b 20 toggle_enable();
tijofrancis12 1:6c3062de234b 21 data=0xF;
tijofrancis12 1:6c3062de234b 22 toggle_enable();
tijofrancis12 1:6c3062de234b 23 data=0x0;
tijofrancis12 1:6c3062de234b 24 toggle_enable();
tijofrancis12 1:6c3062de234b 25 data=0x1;
tijofrancis12 1:6c3062de234b 26 toggle_enable();
pprasad7 0:de90b67b2bca 27 }
tijofrancis12 1:6c3062de234b 28 void display_to_LCD(char value){
tijofrancis12 1:6c3062de234b 29 RS=1;
tijofrancis12 1:6c3062de234b 30 data=value>>4;
tijofrancis12 1:6c3062de234b 31 toggle_enable();
tijofrancis12 1:6c3062de234b 32 data=value;
tijofrancis12 1:6c3062de234b 33 toggle_enable();
pprasad7 0:de90b67b2bca 34 }
pprasad7 0:de90b67b2bca 35
pprasad7 0:de90b67b2bca 36
pprasad7 0:de90b67b2bca 37