unsigned long testText() {
tft.fillScreen(ILI9341_BLACK);
unsigned long start = micros();
tft.setCursor(0, 0);
tft.setTextColor(ILI9341_WHITE);
tft.setTextSize(1);
tft.println("Hello World!");
tft.setTextColor(ILI9341_YELLOW);
tft.setTextSize(2);
tft.println(1234.56);
tft.setTextColor(ILI9341_RED);
tft.setTextSize(3);
tft.println(0xDEADBEEF, HEX);
tft.println();
tft.setTextColor(ILI9341_GREEN);
tft.setTextSize(5);
tft.println("Groop");
tft.setTextSize(2);
tft.println("I implore thee,");
tft.setTextSize(1);
tft.println("my foonting turlingdromes.");
tft.println("And hooptiously drangle me");
tft.println("with crinkly bindlewurdles,");
tft.println("Or I will rend thee");
tft.println("in the gobberwarts");
tft.println("with my blurglecruncheon,");
tft.println("see if I don't!");
return micros() - start;
}
/************************************
* Name : print_item
* Purpuse :
* Inputs : None
* Outputs : None
* Returns : None
************************************/
int print_item(int line, char *iname, float value, char *unit)
{
int stPos;
if (line <= 0) return -1;
stPos = (line-1)*PERIOD;
tft.fillRect(0, stPos, 240, TEXTSIZE, ILI9341_BLACK);
tft.setCursor(2, stPos);
tft.setTextColor(ILI9341_WHITE);
tft.setTextSize(FONTSIZE);
tft.print(iname);
tft.print(value, 2);
tft.print(" ");
tft.print(unit);
}