/////////Start///////// code snippet from xwh start /////////Start/////////
LCD_API *dis = (LCD_API *)hd;
dis->lock(1);
dis->clear();
dis->setXY(0, 0);
u8 led7_buff[4];
sprintf(led7_buff, "%c%c%c%c", app_var.led7_char1,app_var.led7_char2,app_var.led7_char3,app_var.led7_char4);
static u8 old_char;
if(old_char!=app_var.led7_char1)
{
old_char=app_var.led7_char1;
printfr(" %s\n",led7_buff);
}
dis->show_string(led7_buff);
dis->lock(0);
return;
/////////End ///////// code snippet from xwh end /////////End /////////