as2591 austriamicrosystems, as2591 Datasheet - Page 7

• Manufacturer Part Number: as2591
• Description: 16-digit Lcd Driver Cmos Integrated Circuit
• Manufacturer: austriamicrosystems

Preliminary
Table 2: Commands
000
001
010
011
100
101
110
111
Rev. 1.0
Command
[bin]
address
digit_code
digit_code
1xBFS
0xxxx
1xxxx
0xxxx
00xxx
10xxx
01xxx
11xxx
xxFTM
0xZxx
1CCND
[bin]/name
Data
Description
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).
Write digit code to active address.
Shift & write digit code to address 0 (right most digit). Address pointer is set to 0..
Blinking ON at address:
BF
00
01
10
11
Blinking OFF at address
Symbol ON at address
Symbol OFF at address
Clear all digits, symbols, blinking, reset address to 0
Clear all digits, blinking, reset address to 0
Hide elapse time for 5 seconds.
Hide elapse time permanently (note: Hide is reset by above command 101 01xxx).
Reserved for test modes
Display OFF and Cleared.
Z
0
1
Display ON (resets the off timer)
CC
00
01
10
11
blinking frequency
1.33 Hz
2.00 Hz
0.67 Hz
1.00 Hz
delay time
5 seconds
no delay
contrast voltage
low
middle
high
not allowed
Page 7
S
0
1
ND
00
01
10
11
enabled/disabled
blinking
static off
number of digits
12 digits
16 digits
not allowed
not allowed
AS2591
May 1999