Plymouth ELEC351 Group T / Mbed 2 deprecated 2017_12_271329_LCDTrial

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Dependencies:   mbed

main.cpp@1:23bf1845cc2f, 2017-12-27 (annotated)

Committer:
chills
Date:
Wed Dec 27 15:27:32 2017 +0000
Revision:
1:23bf1845cc2f
Parent:
0:87888ca85258
Child:
2:ed06e716cca2
2017_12_27 15:24; Can print string but only slowly.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
chills 0:87888ca85258 1 #include "mbed.h"
chills 1:23bf1845cc2f 2 #include <string>
chills 0:87888ca85258 3
chills 0:87888ca85258 4 DigitalOut myled(LED1);
chills 0:87888ca85258 5
chills 0:87888ca85258 6 DigitalOut RS(D9);
chills 0:87888ca85258 7 DigitalOut RW(D4);
chills 0:87888ca85258 8 DigitalOut E(D8);
chills 0:87888ca85258 9 BusInOut DB(A0, A1, A2, A3, D7, D6, D3, D1); //LSB First
chills 0:87888ca85258 10
chills 0:87888ca85258 11 void clock_in();
chills 0:87888ca85258 12 void Function_Set();
chills 0:87888ca85258 13 void Display_Off();
chills 0:87888ca85258 14 void Display_Clear();
chills 0:87888ca85258 15 void Entry_Mode_Set();
chills 0:87888ca85258 16 void Display_On();
chills 0:87888ca85258 17 void DDRAM_Address(int Address);
chills 1:23bf1845cc2f 18 void Write_Data(string Letter);
chills 1:23bf1845cc2f 19 void Write_String(string Word);
chills 0:87888ca85258 20
chills 0:87888ca85258 21 int main() {
chills 0:87888ca85258 22
chills 0:87888ca85258 23 DB.output();
chills 0:87888ca85258 24 Function_Set();
chills 0:87888ca85258 25 wait(0.020);
chills 0:87888ca85258 26 Display_Off();
chills 0:87888ca85258 27 wait(0.020);
chills 0:87888ca85258 28 Display_Clear();
chills 0:87888ca85258 29 wait(0.020);
chills 0:87888ca85258 30 Entry_Mode_Set();
chills 0:87888ca85258 31 wait(0.020);
chills 0:87888ca85258 32 Display_On();
chills 0:87888ca85258 33 wait(0.020);
chills 0:87888ca85258 34 DDRAM_Address(0);
chills 0:87888ca85258 35 wait(0.020);
chills 1:23bf1845cc2f 36 Write_String("Greetings");
chills 0:87888ca85258 37
chills 0:87888ca85258 38 }
chills 0:87888ca85258 39
chills 0:87888ca85258 40 void clock_in(){
chills 0:87888ca85258 41 E = 1; wait(0.01); E = 0; wait(0.01); E = 1;
chills 0:87888ca85258 42 }
chills 0:87888ca85258 43
chills 0:87888ca85258 44 void Function_Set(){
chills 0:87888ca85258 45 RS = 0; RW = 0; DB = 0x3C; clock_in();
chills 0:87888ca85258 46 }
chills 0:87888ca85258 47
chills 0:87888ca85258 48 void Display_Off(){
chills 0:87888ca85258 49 RS = 0; RW = 0; DB = 0x08; clock_in();
chills 0:87888ca85258 50 }
chills 0:87888ca85258 51
chills 0:87888ca85258 52 void Display_Clear(){
chills 0:87888ca85258 53 RS = 0; RW = 0; DB = 0x01; clock_in();
chills 0:87888ca85258 54 }
chills 0:87888ca85258 55
chills 0:87888ca85258 56 void Entry_Mode_Set(){
chills 0:87888ca85258 57 RS = 0; RW = 0; DB = 0x06; clock_in();
chills 0:87888ca85258 58 }
chills 0:87888ca85258 59
chills 0:87888ca85258 60 void Display_On(){
chills 0:87888ca85258 61 RS = 0; RW = 0; DB = 0x0E; clock_in();
chills 0:87888ca85258 62 }
chills 0:87888ca85258 63
chills 0:87888ca85258 64 void DDRAM_Address(int Address){
chills 0:87888ca85258 65 RS = 0; RW = 0; DB = 0x80 + Address; clock_in();
chills 0:87888ca85258 66 }
chills 0:87888ca85258 67
chills 1:23bf1845cc2f 68 void Write_Data(string Letter){
chills 1:23bf1845cc2f 69
chills 1:23bf1845cc2f 70 int ASCII_Converted[32];
chills 1:23bf1845cc2f 71
chills 1:23bf1845cc2f 72 for (int i = 0; i < Letter.length(); i++)
chills 1:23bf1845cc2f 73 {
chills 1:23bf1845cc2f 74 ASCII_Converted[i] = Letter.at(i);
chills 1:23bf1845cc2f 75
chills 1:23bf1845cc2f 76 }
chills 1:23bf1845cc2f 77
chills 1:23bf1845cc2f 78 RS = 1; RW = 0; DB = ASCII_Converted[0]; clock_in();
chills 1:23bf1845cc2f 79
chills 0:87888ca85258 80 }
chills 1:23bf1845cc2f 81
chills 1:23bf1845cc2f 82 void Write_String(string Word){
chills 1:23bf1845cc2f 83
chills 1:23bf1845cc2f 84 int ASCII_Converted;
chills 1:23bf1845cc2f 85 for (int i = 0; i < Word.length(); i++)
chills 1:23bf1845cc2f 86 {
chills 1:23bf1845cc2f 87 ASCII_Converted = Word.at(i);
chills 1:23bf1845cc2f 88 DDRAM_Address(i); //wait(0.020);
chills 1:23bf1845cc2f 89 RS = 1; RW = 0; DB = ASCII_Converted; clock_in();
chills 1:23bf1845cc2f 90 }
chills 1:23bf1845cc2f 91
chills 1:23bf1845cc2f 92
chills 1:23bf1845cc2f 93
chills 1:23bf1845cc2f 94 }