Yamaha DSP-AX763 Service Manual page 72

RX-V663/HTR-6160/DSP-AX763
IC401 : M66003-0131FP (OPERATION P.C.B.)
FL display driver
CS
SCK
SDATA
XIN
XOUT
RESET
Vcc1
Vcc2
Vss
Vp
72
Display code
RAM
(8-bit x 60)
Code
write
Serial
2
data
receive
3
Code/
circuit
4
command
control
circuit
7
Clock
Display
timing
generator
clock
controller
6
1
8
18
5
64
64 63 62 61 60
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 18 19 20 21 22 23 24 25 26 27 28 29
CGROM
(35 bit x 166)
CGROM
dot data
(35 bit x 16)
write
code
select
scan pulse
59 58 57 56 55 54 53 52 51 50 49
30 31 32
44 SEG00
SEG25
Segment 19
output
17 SEG26
circuit
9 SEG34
45 SEG35
DIG11/
52
SEG42
DIG12/
51
SEG41
DIG13/
Segment
50
SEG40
digit
DIG14/
select/
49
SEG39
output
circuit DIG15/
48
SEG38
DIG16/
47
SEG37
DIG17/
46
SEG36
63 DIG00
Digit
output
circuit
53 DIG10
48 DIG15/SEG38
47 DIG16/SEG37
46
DIG17/SEG36
45 SEG35
44
SEG00
43
SEG01
42
SEG02
41
SEG03
40
SEG04
39
SEG05
38
SEG06
37
SEG07
36
SEG08
35
SEG09
34
SEG10
33
SEG11