HT1632C

Rev. 1.20

9

June 28, 2011

Digital Dimming

The Display Dimming capabilities of the HT1632 are very versatile. The whole display can be dimmed using pulse

width modulation techniques for the ROW driver with the Dimming command. The relationship between ROW and

COM digital dimming duty time are shown as below:

Note:

1*T

2*T

3*T

4*T

5*T

6*T

7*T

8*T

9*T

10*T

11*T

12*T

13*T

14*T

15*T

16*T

COM

ROW

1/16 Duty

ROW

2/16 Duty

ROW

3/16 Duty

ROW

4/16 Duty

ROW

5/16 Duty

ROW

6/16 Duty

ROW

7/16 Duty

ROW

8/16 Duty

ROW

9/16 Duty

ROW

10/16 Duty

ROW

11/16 Duty

ROW

12/16 Duty

ROW

13/16 Duty

ROW

14/16 Duty

ROW

15/16 Duty

ROW

16/16 Duty

OFF

ON

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ON

OFF