Yamaha DG-Stomp Manual de servicio - Página 15
Navegue en línea o descargue pdf Manual de servicio para Amplificador Yamaha DG-Stomp. Yamaha DG-Stomp 43 páginas. Guitar pre-amplifier with effects
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- 1. Specifications
- 2. Panel Layout
- 3. Block Diagram
- 4. Circuit Board Layout
- 5. Wiring
- 6. Disassembly Procedure
- 7. Lsi Pin Description
- 8. IC Block Diagram
- 9. Circuit Boards
- 10. Test Program
- 11. Error Messages
- 12. MIDI Implementation Chart
- 13. Parts List
- 14. Guitar Pre-Amplifier with Effects
- 15. Overall Assembly
- 16. Electrical Parts
LSI PIN DESCRIPTION
HD6413002FP16 (XQ375A00) CPU
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
FUNCTION
(Ground)
(Ground)
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
DG-Stomp
DM: IC12
FUNCTION
15