legacy.PinOutput->pin.Output and add High+Low methods on drivers.PinOutput and use them in drivers

waveshare-epd/epd2in66b/dev.go

@@ -176,11 +176,11 @@ func (d *Device) setCursor(x, y uint16) error {
 }
 
 func (d *Device) hwReset() {
-	d.rst(true)
+	d.rst.High()
 	time.Sleep(50 * time.Millisecond)
-	d.rst(false)
+	d.rst.Low()
 	time.Sleep(2 * time.Millisecond)
-	d.rst(true)
+	d.rst.High()
 	time.Sleep(50 * time.Millisecond)
 }
 
@@ -232,26 +232,26 @@ func (d *Device) sendCommandSequence(seq []byte) error {
 }
 
 func (d *Device) sendCommandByte(b byte) error {
-	d.dc(false)
-	d.cs(false)
+	d.dc.Low()
+	d.cs.Low()
 	_, err := d.bus.Transfer(b)
-	d.cs(true)
+	d.cs.High()
 	return err
 }
 
 func (d *Device) sendDataByte(b byte) error {
-	d.dc(true)
-	d.cs(false)
+	d.dc.High()
+	d.cs.Low()
 	_, err := d.bus.Transfer(b)
-	d.cs(true)
+	d.cs.High()
 	return err
 }
 
 func (d *Device) sendData(b []byte) error {
-	d.dc(true)
-	d.cs(false)
+	d.dc.High()
+	d.cs.Low()
 	err := d.bus.Tx(b, nil)
-	d.cs(true)
+	d.cs.High()
 	return err
 }