DV-585A-S
72
1
2
3
4
1
2
3
4
C
D
F
A
B
E
Block Diagram
DN
R
OSC
LED1
LED2
LED3
LED4
OSC
LED
Driver
K1
K2
VDD
GND
Dimming Circuit
Grid
Driver
Segment
Driver/
SG1/KS1
SG2/KS2
SG3/KS3
SG4/KS4
SG5/KS5
SG6/KS6
SG7/KS7
SG8/KS8
SG9/KS9
SG10/KS10
SG11/KS11
SG12/KS12
SG13/KS13
SG14/KS14
SG15/KS15
SG16/KS16
SG17/GR12
SG18/GR11
SG10/GR10
SG20/GR9
SG21/GR8
SG22/GR7
SG23/GR6
SG24/GR5
GR1
GR2
GR3
GR4
Grid
Driver/
Key Scan
Output
VEE
Serial
Data
Interlace
Control
Display Memory
(24bits x 12 Words)
Tlming Generator
Key Matrix Memory
DOUT
CLK
ST3
PT6315 (OPERATION ASSY : IC651)
• FIP DRIIVE IC