LCD.cpp

00001 #include "LCD.h"
00002 
00003 C12832  _lcd(D11, D13, D12, D7, D10);
00004 Thread _lcdShowLoadingSimbol;
00005 Semaphore semaphoreLCD(0, 1);
00006 Semaphore semaphoreLCDLoading(0, 1);
00007 
00008 int _x, _y;
00009 
00010 static void lcdShowLoadingSimbol(void)
00011 {
00012     unsigned int count = 0;
00013     char simbols[] = {'\\', '|', '/', '-'};
00014     while(1) {
00015         for(int i = 0; i < 4; i++) {
00016             semaphoreLCDLoading.acquire();
00017             semaphoreLCD.acquire();
00018             _lcd.locate(_x, _y);
00019             _lcd.putc(simbols[i]);
00020             semaphoreLCD.release();
00021             semaphoreLCDLoading.release();
00022             thread_sleep_for(LCD_LOADING_TERM);
00023         }
00024     }
00025 }
00026 
00027 void lcdInit(void)
00028 {
00029     semaphoreLCD.release();
00030     _lcdShowLoadingSimbol.start(lcdShowLoadingSimbol);
00031 }
00032 
00033 void lcdShowLoadingSimbolStart(int x, int y)
00034 {
00035     _x = x;
00036     _y = y;
00037     semaphoreLCDLoading.release();
00038 
00039 }
00040 
00041 void lcdShowLoadingSimbolTerminate(void)
00042 {
00043     semaphoreLCDLoading.acquire();
00044 }