//　発話速度を変更
//	speed: 50-300  default:100 50:最遅　300:最速
void AquesTalk_Speed(int speed)
{
	String hex;
	String str;
	if(speed<50) speed=50;
	else if(speed>300) speed = 300;

	hex = String(speed%256, HEX);
	if(hex.length()==1)  str = "#W0020" + hex;
	else                 str = "#W002"  + hex;
	str.toUpperCase();  // 大文字で指定　2012/10/11 追記
	while(AquesTalk_IsBusy()) ;
	AquesTalk_Synthe(str);
	
	hex = String(speed/256, HEX);
	if(hex.length()==1)  str = "#W0030" + hex;
	else                 str = "#W003"  + hex;
	while(AquesTalk_IsBusy()) ;
	AquesTalk_Synthe(str);
}