Yamaha Clavinova CLP-970 Service Manual page 19

HG73C205AFD (XU947A00) SWX000 TONE GENERATOR
PIN
NAME I/O FUNCTION
NO.
1 ICN I Initial clear
2 RFCLKI I PLL Clock
3 TM2 I PLL Control
4 AVDD_PLL Power supply
5 AVSS_PLL Ground
6 MODE0 I SWX dual mode
7 VCC7 Power supply
8 GND8 Ground
9 XIN I crystal oscillator
10 XOUT O crystal oscillator
11 MODE1 I SWX separate mode
12 TEST0 I TEST pin
13 TESTON I TEST pin
14 AN0-P40 I
15 AN1-P41 I
A/D converter
16 AN2-P42 I
17 AN3-P43 I
18 AVDD_AN Power supply
19 AVSS_AN Ground
20 TXD0 O for MIDI or TO-HOST
21 TXD1 O for MIDI
22 EXCLK I Crystal oscillator
23 SMD11 I/O
24 SMD4 I/O
25 SMD3 I/O
26 SMD12 I/O
27 SMD10 I/O
28 SMD5 I/O
Wave memory data bus
29 SMD2 I/O
30 SMD13 I/O
31 SMD9 I/O
32 SMD6 I/O
33 SMD1 I/O
34 SMD14 I/O
35 VCC35 Power supply
36 GND36 Ground
37 SMD8 I/O
38 SMD7 I/O
Wave memory data bus
39 SMD0 I/O
40 SMD15 I/O
41 SOE O read signal
42 SWE O write signal
43 SRAS O RAS signal
44 SCAS O CAS signal
45 REFRESH O REFRESH signal
46 CS0 O CS signal
47 SMA0 O
Memory address bus
48 SMA16 O
49 VCC49 Power supply
50 GND50 Ground
51 SMA1 O
52 SMA15 O
53 SMA2 O
54 SMA14 O
55 SMA3 O Memory address bus
56 SMA13 O
57 SMA4 O
58 SMA12 O
59 SMA5 O
60 GND60 Ground
61 VCC61 Power supply
62 SMA11 O
63 SMA6 O
64 SMA10 O
65 SMA7 O
66 SMA9 O
67 SMA17 O
68 SMA8 O Memory address bus
69 SMA18 O
70 SMA19 O
71 SMA20 O
72 SMA21 O
73 SMA22 O
74 SMA23 O
75 CMA20 O
Program address bus
76 CMA19 O
77 VCC77 Power supply
78 GND78 O Ground
79 CMA18 O
80 CMA17 O
81 CMA5 O Program address bus
82 CMA6 O
83 CMA4 O
84 CMA7 O
CLP-970/CLP-970M/CLP-970C/CLP-970A/CLP-970AM/CLP-970AC
PIN
NAME I/O
NO.
85 CMA3 O
86 CMA8 O Program address bus
87 CMA2 O
88 CRD O read signal
89 CMA1 O Program address bus
90 CUB O high byte effective signal
91 VCC91 Power supply
92 GHND92 Ground
93 CS1 O CS signal
94 CMA0 O Program address bus
95 CLB O low byte effective signal
96 CMA12 O
97 CMA11 O
Program address bus
98 CMA10 O
99 CMA9 O
100 GND100 Ground
101 CWE O write signal
102 CMA16 O
103 CMA15 O
Program address bus
104 CMA14 O
105 CMA13 O
106 CMD8 I/O
107 CMD7 I/O
108 CMD9 I/O
109 CMD6 I/O
110 CMD10 I/O
111 CMD5 I/O
112 CMD11 I/O Program memory Data bus
113 CMD4 I/O
114 CMD12 I/O
115 CMD3 I/O
116 CMD13 I/O
117 CMD2 I/O
118 CMD14 I/O
119 VCC119 Power supply
120 GND115 Ground
121 CMD1 I/O
122 CMD15 I/O Program memory Data bus
123 CMD0 I/O
124 CMA21 O Program address bus
125 PDT15 I/O
126 PDT14 I/O
127 PDT13 I/O
128 PDT12 I/O
SWX access data bus
129 PDT11 I/O
130 PDT10 I/O
131 PDT9 I/O
132 PDT8 I/O
133 VCC133 Power supply
134 GND134 Ground
135 PDT7 I/O
136 PDT6 I/O
137 PDT5 I/O
138 PDT4 I/O
SWX access data bus
139 PDT3 I/O
140 PDT2 I/O
141 PDT1 I/O
142 PDT0 I/O
143 VCA143 Power supply
144 GND144 Ground
145 PAD2 I
146 PAD1 I SWX access address bus
147 PAD0 I
148 VCC148 Power supply
149 GND149 Ground
150 PCS I Chip select
151 PWR I write enable
152 PRD I read enable
153 RXD0 I for Midi or TO-HOST
154 RXD1 I for Midi or Key scan
155 SCLKI I EXT Clock
156 ADIN I A/D converter
157 ADLR O A/D converter LR clock
158 DO0 O
DAC
159 DO1 O
160 SYSCLK O 1/2 clock
161 VCC161 Power supply
162 GND162 Ground
163 WCLK O for DAC LR clock
164 QCLK O 1/12 clock
165 BCLK O IIS-DAC clock
166 SYI I Synch signal
167 IRQ0 I
Interrupt request
168 NMI I
SWX: IC001
FUNCTION
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