Created
December 20, 2018 17:18
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#include <stdlib.h> | |
#include <stdio.h> | |
#include <iostream> | |
#include <string> | |
#include <wiringPi.h> | |
std::string morseString; | |
bool exec = false; | |
void wait() { | |
printf("wait\n"); | |
digitalWrite(0, LOW); | |
delay(300); | |
} | |
void dash() { | |
printf("dash\n"); | |
digitalWrite(0,HIGH); | |
delay(450); | |
digitalWrite(0, LOW); | |
delay(450); | |
} | |
void dot() { | |
printf("dot\n"); | |
digitalWrite(0, HIGH); | |
delay(150); | |
digitalWrite(0, LOW); | |
delay(150); | |
} | |
void execMorse(int morseBuffer[]) { | |
for(int i = 0; i < 4; i++) { | |
switch(morseBuffer[i]) { | |
case 0: | |
wait(); | |
break; | |
case 1: | |
dot(); | |
break; | |
case 2: | |
dash(); | |
} | |
} | |
} | |
void execThing() { | |
int dict[26][4] = { | |
{1,2,0,0}, //a | |
{2,1,1,1}, //b | |
{2,1,2,1}, //c | |
{2,1,1,0}, //d | |
{1,0,0,0}, //e | |
{1,1,2,1}, //f | |
{2,2,1,0}, //g | |
{1,1,1,1}, //h | |
{1,1,0,0}, //i | |
{1,2,2,2}, //j | |
{2,1,2,0}, //k | |
{1,2,1,1}, //l | |
{2,2,0,0}, //m | |
{2,1,0,0}, //n | |
{2,2,2,0}, //o | |
{1,2,2,1}, //p | |
{2,2,1,2}, //q | |
{1,2,1,0}, //r | |
{1,1,1,0}, //s | |
{2,0,0,0}, //t | |
{1,1,2,0}, //u | |
{1,1,1,2}, //v | |
{2,1,1,2}, //x | |
{2,1,2,2}, //y | |
{2,2,1,1} //z | |
}; | |
const char *cstr = morseString.c_str(); | |
int i = 0; | |
while(cstr[i] != '\0') { | |
if(cstr == " ") { | |
i++; | |
continue; | |
} | |
execMorse(dict[cstr[i]-97]); | |
i++; | |
} | |
exec = true; | |
} | |
int main(int argc, char * argv[]) { | |
wiringPiSetup(); | |
pinMode(0, OUTPUT); | |
pinMode(2, INPUT); | |
pullUpDnControl(2, PUD_UP); | |
char tmp[101]; | |
if(argc > 1) { | |
morseString = argv[1]; | |
} else { | |
printf("enter some sentence>"); | |
scanf("%[^\n]", tmp); | |
morseString = tmp; | |
} | |
wiringPiISR(2, INT_EDGE_FALLING, &execThing); | |
while(!exec) { | |
continue; | |
} | |
} |
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