blob: f54800f770441b7eeb0179160539085f8bfb1bfa (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
|
#include <led.h>
#include <iostream>
#include <string>
#include <map>
#include <ctime>
#include <cctype>
#include <unistd.h>
#include <cstring>
using namespace std;
void dot()
{
cout << "." << flush;
setLight(true);
usleep(250000);
setLight(false);
}
void dash()
{
cout << "-" << flush;
setLight(true);
usleep(750000);
setLight(false);
}
static map<string, string> table;
void transmit(const string& str)
{
cout << "Transmitting message in Morse code via ACT LED..." << endl;
for(unsigned long long i=0;i<str.length();++i)
{
char ch=str[i];
string tmp;
tmp=toupper(ch);
string morse=table[tmp];
if(morse!="")
cout << (char)toupper(ch) << ": " << flush;
for(unsigned int j=0;j<morse.length();++j)
{
char morseCh=morse[j];
if(morseCh=='.')
dot();
else if(morseCh=='-')
dash();
usleep(200000);
}
if(morse!="")
cout << " " << flush;
usleep(250000); // between chars
if(isspace(ch))
{
cout << " " << flush;
usleep(500000); // extra for spaces
}
}
}
void init_morse()
{
table["A"]=".-";
table["B"]="-...";
table["C"]="-.-.";
table["D"]="-..";
table["E"]=".";
table["F"]="..-.";
table["G"]="--.";
table["H"]="....";
table["I"]="..";
table["J"]=".---";
table["K"]="-.-";
table["L"]=".-..";
table["M"]="--";
table["N"]="-.";
table["O"]="---";
table["P"]=".--.";
table["Q"]="--.-";
table["R"]=".-.";
table["S"]="...";
table["T"]="-";
table["U"]="..-";
table["V"]="...-";
table["W"]=".--";
table["X"]="-..-";
table["Y"]="-.--";
table["Z"]="--..";
table["0"]="-----";
table["1"]=".----";
table["2"]="..---";
table["3"]="...--";
table["4"]="....-";
table["5"]=".....";
table["6"]="-....";
table["7"]="--...";
table["8"]="---..";
table["9"]="----.";
table["."]=".-.-.-";
table[","]="--..--";
table["("]="-.--.";
table[")"]="-.--.-";
table["/"]="-..-.";
table["="]="-...-";
table["+"]=".-.-.";
table["-"]="-....-";
table["\""]=".-..-.";
table["@"]=".--.-.";
}
|
