PC.cpp

00001 #include "PC.h"
00002 #include "mbed.h"
00003 
00004 PC::PC(PinName tx, PinName rx, int baudrate) : Serial(tx, rx) 
00005 {
00006     baud(baudrate);
00007     cls();
00008     
00009     command[0] = '\0';
00010     command_char_count = 0;
00011 }
00012 
00013 
00014 void PC::cls() 
00015 {
00016     printf("\x1B[2J");
00017 }
00018 
00019 
00020 void PC::locate(int Spalte, int Zeile) 
00021 {
00022     printf("\x1B[%d;%dH", Zeile + 1, Spalte + 1);
00023 }
00024 
00025 void PC::readcommand(void (*executer)(char*))
00026 {
00027     char input = getc();             // get the character from serial bus
00028     if(input == '\r') {                 // if return was pressed, the command must be executed
00029         command[command_char_count] = '\0';
00030         executer(&command[0]);
00031         
00032         command_char_count = 0;                 // reset command
00033         command[command_char_count] = '\0';
00034     } else if (command_char_count < COMMAND_MAX_LENGHT) {
00035         command[command_char_count] = input;
00036         command_char_count++;
00037     }
00038 }