Yamaha Silent Guitar SLG-100N Manuale di servizio - Pagina 10

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Yamaha Silent Guitar SLG-100N Manuale di servizio
SLG-100N

LSI PIN DESCRIPTION

YSS234
(XN299A00)
PIN
NAME
I/O
NO.
1
MD4
I/O
2
MD3
I/O
3
MD0
I/O
4
MD1
I/O
5
MD2
I/O
6
MCKO
O
7
XO
O
8
XI
I
9
ER0
I
10
ER1
I
11
ER2
I
12
REV0
I
13
REV1
I
14
REV2
I
15
MUTEN
I
16
ICN
I
17
PRG
I
18
MODE
I
19
VSS
-
20
AVSS
-
21
CVA
-
22
AORL
O
23
AORR
O
24
CHL
I
25
AIL
I
26
VDD
-
27
AIR
I
28
CHR
I
29
AOFL
O
30
AOFR
O
31
AVDD
-
32
CVB
I

IC BLOCK DIAGRAM

NJM3404AM (XM527A00)
Dual Operational Amplifier
MA: IC08-13
PUP: IC15
Output A
1
+V
8
Inverting
2
7
Input A
-
+
Non-Inverting
3
6
+
-
Input A
Ground
4
-V
5
10
DSP
(Digital Sound Processor)
FUNCTION
External RAM interface data
Master clock output
Crystal oscillator connection
Crystal oscillator connection
Eary refrection preset select
Effect select
DC D+5V
Initial clear
DC D+5V
Preset mode (H=DC +5V)
Ground
Ground
N.C.
N.C.
N.C.
Sample hold capacitor connection
Lch ADC input
DC D+5V
Rch ADC input
Sample hold capacitor connection
Lch DAC output
Rch DAC output
DC A+5V
Rch midpoint voltage
NJM3414AM (XR294A00)
Dual Operational Amplifier
MA: IC14
+DC Voltage
Output A
Supply
Inverting
Output B
Input A
Inverting
Non-Inverting
Input B
Input A
Non-Inverting
-DC Voltage Supply
Input B
PIN
NAME
NO.
33
AVDD
34
VDD
35
TST0
36
TST1
37
DOEN
38
SDO1
39
SDO0
40
WC
41
BCO
42
MA0
43
MA1
44
MA2
45
MA3
46
MA4
47
MA5
48
MA6
49
MA7
50
MA12
51
MA14
52
VSS
53
MA10
54
MA011
55
MA09
56
MA8
57
MA13
58
VDD
59
WEN
60
OEN
61
CEN
62
MD7
63
MD6
64
MD5
+DC Voltage
1
+V
8
Supply
Output B
2
7
-
+
Inverting
3
6
+
-
Input B
Non-Inverting
4
-V
5
Input B
I/O
FUNCTION
-
DC A+5Vs bus
-
DC D+5V
-
DC D+5V
-
DC D+5V
-
DC D+5V
O
N.C.
O
N.C.
O
N.C.
O
N.C
O
O
O
O
O
O
External RAM interface address
O
O
O
O
-
Ground
O
O
O
External RAM interface address
O
O
-
DC D+5V
I
Write enable
I
Output enable
I
Chip select
I/O
I/O
External RAM interface data
I/O
MA: IC01