static void lcdPrint(char *line){
int i;
/*
* Show welcome message in LCD-display
*/
LcdSetCursor(0);
LcdClear();
for (i = 0; i < strlen(line); i++) {
LcdSetCursor(i);
LcdWriteData(line[i]);
}
}
/* 区域清除，清除从(x,y)坐标起始的len个字符位 */
void LcdAreaClear(unsigned char x, unsigned char y, unsigned char len)
{
LcdSetCursor(x, y); //设置起始地址
while (len--) //连续写入空格
{
LcdWriteDat(' ');
}
}
/* 在液晶上显示字符串，(x,y)-对应屏幕上的起始坐标，str-字符串指针 */
void LcdShowStr(unsigned char x, unsigned char y, unsigned char *str)
{
LcdSetCursor(x, y); //设置起始地址
while (*str != '\0') //连续写入字符串数据，直到检测到结束符
{
LcdWriteDat(*str++);
}
}
void digitalClockDisplayLCD() {
// digital clock display of the time
// Serial /w Debug
sprintf(buffer, "$FT,Y0,X0#%04d-%02d-%02d ", year(), month(), day());
Serial.print(buffer);
sprintf(buffer, "$FT,Y1,X0#%s W%02d D%03d", dow2String(weekday()), WN, DN);
Serial.print(buffer);
sprintf(buffer, "$Y5,X0#%02d:%02d:", hour(), minute());
Serial.print(buffer);
sprintf(buffer, "$FN,Y5,X35#%02d", second());
Serial.print(buffer);
Serial.print(F("$FT#"));
// I2C LCD
LcdSetCursor(0, 0);
sprintf(buffer, "%04d-%02d-%02d %s", year(), month(), day(),
dow2String(weekday()));
LcdPrint(buffer);
sprintf(buffer, "%02d:%02d:%02d W%02d %03d", hour(), minute(), second(), WN,
DN);
LcdSetCursor(0, 1);
LcdPrint(buffer);
}
void ledWriteSingeByte(unsigned char x, unsigned char y, unsigned char dat){
LcdSetCursor(x, y); //设置起始地址
LcdWriteDat(dat);
}