Mitsubishi HS-U778 Specifications Page 80

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N
7
HS-U778
SERIAL
I/F
6
D IN
5
D OUT
8
CLK
9
STB
OSC
44
OSC
TIMING GENERATOR
KEY SCAN
DISPLAY MEMORY
16Bits X 11Words
KEY DATA MEMORY
(4 X 6)
10 ~ 13
KEY 1
KEY 4
4
4 Bit LATCH
4 Bit
LATCH
4
1 ~ 4
SW 1
SW 4
COMMAND
DECODER
42 39
LED 1 LED 4
16 Bit
OUTPUT
LATCH
11 Bit
SHIFT
REGISTER
DATA
SELECTOR
16
11
5
DUAL
PURPOSE
DRIVER
SEGMENT
DRIVER
GRID
DRIVER
DIMMING
CIRCUIT
11
5
5
6
14,38
VDD
(+5V)
7,43
VSS
(0V)
27
VEE
(-30V)
28
31
26
SEG13/GRID10
SEG16/GRID7
SEG12/GRID11
15
25
SEG1
SEG11
37
32
GRID1
GRID6
~
~
IC8A0 µPD16312GB-3BS
MS
IC8A0
FLDCS
C8A1
R8A5
C8A0
C8A2
R8A2 R8A3
D8A7
OS
D8A1
S813
F-C-IN
S8A1
D8A0
TP5X
S8A7
D8A6
S8A6 S8A0
L8A0
D8A5
S8A5
D8A4
CS-OFF
S8A4
F-A-IN-L
R8A4
F-A-IN-R
D8A3
F-Y-IN
S8A3
SUB-CLK
D8A2
S8A2
SUB-DATA
TP5Y
SUB-SI
S812
STBY5
-30V
F-V-IN
HEATER-
HEATER+
J801
S811
J804
D8GE
D8A8
D8A9
D8G5
D813
TP5T
V8A0
R8A0
R8A1
JP8A0
D811
R801
C801
R802R803
C802C803
JP801
D812
TP2T
R8Y0
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