Preliminary

AS2591

Rev. 1.0

Page 7

May 1999

Table 2: Commands

Command

[bin]

Data

[bin]/name

Description

000

address

Set pointer to address. If address is > 16/12, the upper bank of the 32-digit buffer

will be displayed. In case of a 12-digit display, up to address 23 will be displayed,

and if address is > 24 a third bank up to 32 will be displayed (see Table 4: 12-digit

display and Table 5: 16-digit display).

001

digit_code

Write digit code to active address.

010

digit_code

Shift & write digit code to address 0 (right most digit). Address pointer is set to 0..

011

1xBFS

Blinking ON at address:

BF

blinking frequency

S

enabled/disabled

00

1.33 Hz

0

blinking

01

2.00 Hz

1

static off

10

0.67 Hz

11

1.00 Hz

0xxxx

Blinking OFF at address

100

1xxxx

Symbol ON at address

0xxxx

Symbol OFF at address

101

00xxx

Clear all digits, symbols, blinking, reset address to 0

10xxx

Clear all digits, blinking, reset address to 0

01xxx

Hide elapse time for 5 seconds.

11xxx

Hide elapse time permanently (note: Hide is reset by above command 101 01xxx).

110

xxFTM

Reserved for test modes

111

0xZxx

Display OFF and Cleared.

Z

delay time

0

5 seconds

1

no delay

1CCND

Display ON (resets the off timer)

CC

contrast voltage

ND

number of digits

00

low

00

12 digits

01

middle

01

16 digits

10

high

10

not allowed

11

not allowed

11

not allowed