Lsi Pin Description - Yamaha P-200 Service Manual

LSI PIN DESCRIPTION

HD6413002FP16 (XQ375A00) CPU <H8/3002>
PIN
NAME I/O
NO.
1 PA6 O Port A
2 PA7 O Address bus
3 VCC Power supply
4 PB0 I
5 PB1 I
6 PB2 I
7 PB3 I
Port B
8 PB4 I
9 PB5 I
10 I
PB6//DREQ0
11 I
PB7//DREQ1
12 /RESO O Reset
13 VSS Ground
14 P90/TXD0 O Transmit data (MIDI OUT)
15 P91/TXD1 O KSN-ACK
16 P92/RXD0 I Receive data (MIDI IN)
17 P93/RXD1 I KSN-RX
18 P94/SCK0 O Port 9
19 P95/SCK1 I Port 9
20 P40/D0 I/O
21 P41/D1 I/O
22 P42/D2 I/O
23 P43/D3 I/O
24 VSS
25 P44/D4 I/O
26 P45/D5 I/O
27 P46/D6 I/O
28 P47/D7 I/O Data bus
29 D8 I/O
30 D9 I/O
31 D10 I/O
32 D11 I/O
33 D12 I/O
34 D13 I/O
35 D14 I/O
36 D15 I/O
37 VCC Power supply
38 A0 O
39 A1 O
40 A2 O
41 A3 O
42 A4 O
43 A5 O
44 A6 O Address bus
45 A7 O
46 VSS
47 A8 O
48 A9 O
49 A10 O
50 A11 O
YMZ702-D (XR632A00) KSN2 (Key Scanner)
PIN
NAME I/O
NO.
1 BK5 O
2 BK4 O
3 BK3 O
Key block (open drain)
4 BK2 O
5 BK1 O
6 BK0 O
7 MK15 I
8 MK14 I
9 MK13 I
1st make contact
10 MK12 I
11 MK11 I
12 MK10 I
13 MK05 I
14 MK04 I
15 MK03 I
2nd make contact
16 MK02 I
17 MK01 I
18 MK00 I
19 XIN I Crystal osc. input (4 MHz)
20 XOUT O Crystal osc. output (4 MHz)
FUNCTION
(Ground)
(Ground)
FUNCTION
PIN
NAME I/O
NO.
51 A12 O
52 A13 O
53 A14 O
54 A15 O
Address bus
55 A16 O
56 A17 O
57 A18 O
58 A19 O
59 VSS Ground
60 P60//WAIT I
61 P61//BREQ I Port 6
62 P62//BACK I
63 Ø O Øout
64 /STBY I Stand-by mode signal
65 /RES I Reset
66 NMI I Non-maskable interrupt
67 VSS Ground
68 EXTAL I Clock
69 XTAL O Clock
70 VCC Power supply
71 /AS O Address strobe
72 /RD O Read strobe
73 /HWR O Write strobe (High)
74 /LWR O Write strobe (Low)
75 MD0 I
76 MD1 I Mode select
77 MD2 I
78 AVCC Analog power supply
79 VREF I Reference voltage
80 P70/AN0 I Analog data input (EQ)
81 P71/AN1 I Analog input (EQ)
82 P72/AN2 I Analog data input
83 P73/AN3 I Analog input (CS)
84 P74/AN4 I Analog data input (BEND)
85 P75/AN5 I Analog input (MOD)
86 P76/AN6 I Analog input (FC)
87 P77/AN7 I Analog input (BAT)
88 AVSS Analog ground
89 P80 O Port 8
90 P81//CS3 O
91 P82//CS2 O
Chip select
92 P83//CS1 O
93 P84//CS0 O
94 VSS Ground
95 PA0 I
96 PA1 I
97 PA2 I
Port A
98 PA3 O
99 PA4 O
100 PA5 O
PIN
NAME I/O
NO.
21 GND Ground
22 VDD Power supply
23 SO O Serial data
24 ACK I Acknowledge/Mode select
25 XCK I Clock for serial data
26 /IC I Initial clear
27 TST1 I Test mode
28 TST2 I (L, L: normal mode, others: test)
Inhibit of serial clock
29 XCKINH I
30 BK14 O
31 BK13 O
32 BK12 O
33 BK11 O
34 BK10 O
Key block (open drain)
35 BK9 O
36 BK8 O
37 BK7 O
38 BK6 O
39 GND Ground
40 VDD Power supply
P-200
FUNCTION
FUNCTION
13