MAX6852 MAXIM [Maxim Integrated Products], MAX6852 Datasheet - Page 23

• Manufacturer Part Number: MAX6852
• Description: 4-Wire Interfaced, 5 x 7 Matrix Vacuum- Fluorescent Display Controller
• Manufacturer: MAXIM [Maxim Integrated Products]

Table 14. Annunciator Registers Format
Table 15. Configuration Register Format
Table 16. Shutdown Control
(S Data Bit D0) Format
Shutdown
Normal operation
Configuration
register
Annunciator A1 is off.
Annunciator A1 is lit only for the first half of each blink
period.
Annunciator A1 is lit only for the second half of each blink
period.
Annunciator A1 is lit continuously.
Annunciator A2 is off.
Annunciator A2 is lit only for the first half of each blink
period.
Annunciator A2 is lit only for the second half of each blink
period.
Annunciator A2 is lit continuously.
Annunciator A3 is off.
Annunciator A3 is lit only for the first half of each blink
period.
Annunciator A3 is lit only for the second half of each blink
period.
Annunciator A3 is lit continuously.
Annunciator A4 is off.
Annunciator A4 is lit only for the first half of each blink
period.
Annunciator A4 is lit only for the second half of each blink
period.
Annunciator A4 is lit continuously.
MODE
MODE
D7
P
ANNUNCIATOR BYTE
BIT ALLOCATIONS
______________________________________________________________________________________
D7
P
P
4-Wire Interfaced, 5
D6
M
D6
M
M
D5
R
REGISTER DATA
D5
REGISTER DATA
R
R
D4
T
D4
T
T
D3
X
D3
X
X
D2
B
Fluorescent Display Controller
D2
B
B
D1
L
D1
L
L
D0
D0
S
0
1
ANNUNCIATOR
D7
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
A4
Table 17. Configuration Lock
(L Data Bit D1) Format
D6
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
Unlocked
Locked
MODE
✕
ANNUNCIATOR
D5
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
7 Matrix Vacuum-
A3
REGISTER DATA
D7
D4
P
P
X
X
X
X
X
X
X
X
0
1
0
1
X
X
X
X
D6
M
M
ANNUNCIATOR
D3
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
D5
REGISTER DATA
R
R
A2
D4
T
T
D2
X
X
X
X
0
1
0
1
X
X
X
X
X
X
X
X
D3
X
X
ANNUNCIATOR
D2
D1
B
B
X
X
X
X
X
X
X
X
X
X
X
X
0
0
1
1
A1
D1
0
1
D0
X
X
X
X
X
X
X
X
X
X
X
X
0
1
0
1
D0
S
S
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