Ver1.0

11

LD1960

9 SEGMENT X 7 GRID LED Driver with key scan

COMMAND 2 : DATA SETTING COMMAND

MSB

b7

LSB

Don’t Care

Data Write Mode Settings :

00 : Write data to display mode

01 : Ignore

10 : Read key scan data

11 : Ignore

b6

b5

b4

b3

b2

b1

b0

Address Increment Mode Settings (Display Mode):

0 : Increment Address after data has been Written

1 : Fixes Address

Mode Settings :

0 : Normal Operation Mode

1 : Test mode ( User don’t use )

The data setting command consists of data write mode setting, address increment mode setting

and mode setting . And the default of b3 to b0 are all “0” for power on.

The Data write mode settings have 2bit (b1,b0) for writing data to display mode and read key scan

data. And address increment mode setting has 1bit (b2) for selecting address Increment or fixed.

And mode setting has1bit (b3) for selecting normal operation or test mode. 2bits(b5,b4) are don’t

care bits. The command bits (b7,b6) are “0”,”1” for COMMAND2.

01 : COMMAND 2