Method showTime

contributed/modClock/sevenseg.js:490–495

(style)

	}

	showTime(style) {
		this.userValue = undefined;	// don't blink 12
		this.style = style;
		this.blinkSpeed = 0;
		this.blinkDisplayOn = 1;
	}

	blink(speed=500, digits=0xf) {
		this.blinkSpeed = speed;