NJU3430 NJR Corporation, NJU3430 Datasheet - Page 8

• Manufacturer Part Number: NJU3430
• Description: 16-Character 1-Line Dot Matrix VFD Contorller Driver
• Manufacturer: NJR Corporation

(3-1)Description of each Instruction
(3-1)Description of each Instruction
(a)Maker Testing
(a)Maker Testing
(b)Output Port Set
(b)Output Port Set
(c)Display On/Off
(c)Display On/Off
(d)Display Duty Set
(d)Display Duty Set
after reset, an optional duty should be selected before display operation.
after reset, an optional duty should be selected before display operation.
Set the test mode.
Set the test mode.
*P1 does not drive VFD.
*P1 does not drive VFD.
Set the Display On/Off (Character and Icon). All Display are Off after Reset.
Set the Display On/Off (Character and Icon). All Display are Off after Reset.
One duty is selected from among eight kinds of duty by Display Duty Set. 8/16 Duty (lowest contrast) is set
One duty is selected from among eight kinds of duty by Display Duty Set. 8/16 Duty (lowest contrast) is set
Set the Output Port (1 bit static operation)."P1" is Output Port name.
Set the Output Port (1 bit static operation)."P1" is Output Port name.
P 1
B 2
M
0
1
0
0
1
1
0
0
1
1
:
" L " l e v e l i s o u t p u t .
" H " l e v e l i s o u t p u t .
B 1
D
0
1
0
1
0
0
1
1
:
R S
R S
R S
R S
0
0
0
0
I c o n D i s p l a y " O f f " , C h a r a c t e r D i s p l a y " O f f "
I c o n D i s p l a y " O f f " , C h a r a c t e r D i s p l a y " O n "
I c o n D i s p l a y " O n " , C h a r a c t e r D i s p l a y " O f f "
I c o n D i s p l a y " O n " , C h a r a c t e r D i s p l a y " O n "
B 7
B 7
B 7
B 7
0
0
0
0
B 0
0
1
0
1
:
B 6
B 6
B 6
B 6
0
0
0
0
B 5
B 5
B 5
B 5
0
0
0
0
B 4
B 4
B 4
B 4
F U N C T I O N
0
0
0
0
F
B 3
B 3
B 3
B 3
0
0
0
1
U
N
B 2
B 2
B 2
B 2
D 2
0
0
1
C
T
1 4 / 1 6
1 5 / 1 6
D u t y
8 / 1 6
9 / 1 6
D 1
B 1
B 1
B 1
I
B 1
M
0
1
:
O
N
D 0
B 0
B 0
P 1
B 0
B 0
D
0
NJU3430
NJU3430