Yamaha 01x Service Manual page 31

LR38791 (XY631A00) CI-SUB (Gate Array)
PIN
NAME I/O
NO.
1 FB17 O

2 GND



3
GND


4 V

DD


5 V
DD


6 SD0 I/O


7 SD1 I/O


8 SD2 I/O 


9 SD3 I/O


10 SD4 I/O


11 I/O
SD5


12 SD6 I/O 


13 SD7 I/O
14 GND

15 SD8 I/O


16 I/O
SD9


17 SD10 I/O



18 SD11 I/O


19 SD12 I/O


20 SD13 I/O


21 SD14 I/O



22 SD15 I/O
23 V
DD

24 SA0 I



25 SA1 I



26 SA2 I
27 XSRD I
28
XSWR I

29 XCS1 I



30 XCS2 I


31 XCS3 I 
32 XRST I
33 XFDRST I

34 V 
DD


35 V
DD 

36 GND



37 GND

38 CKI I

39 KD0 I


40 KD1 I


41 I
KD2 


42 KD3 I


43 KD4 I


44 KD5 I


45 KD6 I


46 KD7 I 
47 TESTSHM I

48 KD8 I


49 KD9 I


50 KD10 I


51 KD11 I 


52 KD12 I


53 KD13 I


54 KD14 I


55 KD15 I

56 GND

57 LED0 O


58 O
LED1


59 LED2 O


60 LED3 O 


61 LED4 O


62 LED5 O


63 LED6 O


64 LED7 O

FUNCTION
Fader control
Ground
Power supply
System data bus
Ground
System data bus
Power supply
System address bus
Read
Write
Chip select
Reset
Fader reset
Power supply
Ground
System clock input
KEY control
Test pin
KEY control
Ground
LED control
PIN
NAME I/O
NO.
65 LED8 O
66 GND
67 GND
68 V
DD
69 V
DD
70 LED9 O
71 LED10 O
72 LED11 O
73 LED12 O
74 LED13 O
75 LED14 O
76 LED15 O
77 TESTO_DC O
78 GND
79 RA1 I
80 RB1 I
81 RA2 I
82 RB2 I
83 RA3 I
84 RB3 I
85 RA4 I
86 RB4 I
87 RA5 I
88 RB5 I
89 GND
90 FA1 O
91 FB1 O
92 FA2 O
93 FB2 O
94 FA3 O
95 FB3 O
96 FA4 O
97 FB4 O
98 V
DD
99 V
DD
100 GND
101 GND
102 FA5 O
103 FB5 O
104 FA6 O
105 FB6 O
106 FA7 O
107 FB7 O
108 FA8 O
109 FB8 O
110 V
DD
111 FA9 O
112 FB9 O
113 FA10 O
114 FB10 O
115 FA11 O
116 FB11 O
117 FA12 O
118 FB12 O
119 GND
120 FA13 O
121 FB13 O
122 FA14 O
123 FB14 O
124 FA15 O
125 FB15 O
126 FA16 O
127 FB16 O
128 FA17 O
DM: IC403
FUNCTION
LED control



Ground





Power supply










LED control







Test pin
Ground











Encoder Input










Ground









Fader control











Power supply





Ground











Fader control








Power supply









Fader control








Ground









Fader control








O1X
31