HT1632C(2015) データシートの表示（PDF） - Holtek Semiconductor

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HT1632C
(Rev.:2015)

32×8 & 24×16 LED Driver

Holtek Semiconductor 

HT1632C

Command Format

The S/W setting can configure the HT1632C. There

are two mode commands to configure the HT1632C

resources and to transfer the LED display data. The

configuration mode of the HT1632C is knows as the

command mode,with a command mode ID of 1 0 0.

The command mode consists of a system configuration

command, a system frequency selection command,

a LED configuration command, and an operating

command. The data mode, on the other hand, includes

READ, WRITE, and READ-MODIFY-WRITE

operations.

LED Driver Mode Output Waveform

N-MOS Open Drain of 32×8 Driver Mode

ROW0~ROW31

320*tCLK

324*tCLK

8*tCLK

~

COM0

COM1

4*tCLK

COM2

ON

OFF

OFF

ON

OFF

ON

OFF

ON

COM5

COM6

COM7

SYNC

1/2*tCLK

1 Frame = 8*328*tCLK

OFF

ON

OFF

ON

OFF

ON

Note: tCLK=1/fSYS

P-MOS Open Drain of 24×16 Driver Mode (COM pin with Transistor Buffer)

ROW0~ROW23

160*tCLK

162*tCLK

4*tCLK

~

COM0

COM1

2*tCLK

COM2

ON

OFF

ON

OFF

ON

OFF

ON

OFF

ROW26/COM13

ROW25/COM14

ROW24/COM15

SYNC

1/2*tCLK

1 Frame = 16*164*tCLK

ON

OFF

ON

OFF

ON

OFF

Note: tCLK=1/fSYS

Rev. 1.60

8

August 19, 2015

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