Yamaha Portatone PSR-530 Manual de servicio - Página 12

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PSR-530
• TC203C060AF-001
(XS724A00)
SWPOOM
(AWM Tone Generator) Standard Wave Processor
PIN
NO.
NAME
I/O
FUNCTION
PIN
NO.
NAME
I/O
FUNCTION
1
Vss
Ground
51
MD2
1
2
/IC
1
Initial clear
52
MD6
1
Wave memory data bus
3
/CS
Chip select
53
MD1
1
4
/WR
1
Write strobe
54
MD7
1
5
Vdd
DC +3.3V supply
55
Vdd
DC +3.3V supply
6
/RD
1
Read control
56
MDO
1
Wave memory data bus
7
CA10
1
57
MAO
0
8
CA9
1
58
MAI 7
0
9
CA8
59
MAI
0
10
CA7
CPU address bus
60
MAI 6
0
Wave memory address bus
11
CA6
61
MA2
0
12
CA5
1
62
MAI 5
0
13
CA4
1
63
MA3
0
14
CA3
64
MAM
0
15
Vss
Ground
65
MA4
0
16
CA2
1
66
Vss
Ground
17
CA1
1
CPU address bus
67
MAI 3
0
18
CAO
1
68
MA5
0
19
CD7
I/O
69
MAI 2
0
20
CD6
I/O
70
MA6
0
Wave memory address bus
21
CD5
I/O
71
MA11
0
22
CD4
I/O
CPU data bus
72
MA7
0
23
CD3
I/O
73
MA10
0
24
CD2
I/O
74
Vss
Ground
25
GDI
I/O
75
MA8
0
26
COO
I/O
76
MA9
0
27
RA8
0
77
MAI 8
0
Wave memory address bus
28
RA7
0
DRAM address bus
78
MA20
0
29
RA6
0
79
MAI 9
0
30
VddS
DC +5V supply
80
VddS
DC +5V supply
31
RA5
0
DRAM address bus
81
MA21
0
■
32
VSS
Ground
82
MA22
0
Wave memory address bus
33
RA4
0
83
MA23
0
34
RA3
0
84
DACLR
0
DAC output (L or L/R)
35
RA2
0
DRAM address bus
85
DACR
0
DAC output R
36
RA1
0
86
BCLK
0
Bit clock
37
RAO
0
87
WCLK
0
Word clock
38
/RAS
0
Row address strobe
88
SYSCLK
0
System clock
39
/RWE
0
DRAM write enable
89
NSYSON
1
NSYS expansion enable
40
Vss
Ground
90
Vss
Ground
41
VddS
DC +5V supply
91
Vdd
DC +3.3V supply
42
RD3
I/O
92
TESTON
1
43
RD2
I/O
DFtAM data bus
93
ACIN
1
Test pin
44
RD1
I/O
94
DCTEST
1
45
RDO
I/O
95
SYI
1
Synch, signal
46
/CAS
0
Column address strobe
96
MCLK1
1
Master clock input
47
MD4
1
Wave memory data bus
97
MCLKO
0
Master clock output
48
Vss
Ground
98
Vss
Ground
49
MD3
1
Wave memory data bus
99
XOUT
0
Crystal oscillator
50
MD5
1
Wave memory data bus
100
XIN
1
Crystal oscillator
• /XPD63200GS
(XM145A00)
DAC
(Digital to Analog Converter)
PIN
NO.
NAME
I/O
FUNCTION
PIN
NO.
NAME
I/O
FUNCTION
1
4/8FS
1
4/8 Fs selection
9
R. REF
Channel R voltage reference
2
D. GND
Digital ground
10
L REF
Channel L voltage reference
3
16/18 BIT
1
16 bit/18 bit selection
11
L OUT
0
Channel L output
4
D. VDD
Digital power supply
12
A. GND
Analog ground
5
A. GND
Analog ground
13
LRCK/WD
1
Word clock
6
R. OUT
0
Channel R output
14
LR/RSI
1
Channel R series input
7
A. VDD
Analog power supply
15
LSI
1
Channel L series input
8
A. VDD
Analog power supply
16
CLK
1
Clock
13