Yamaha htr-5890 Service-Handbuch - Seite 39
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- 1. Table of Contents
- 2. Service Manual
- 3. Important Notice
- 4. To Service Personnel
- 5. Front Panel
- 6. Remote Control Panel
- 7. Rear Panels
- 8. Specifications
- 9. Internal View
- 10. Disassembly Procedures
- 11. Updating Firmware
- 12. Self Diagnosis Function (Diag)
- 13. Amp Adjustment
- 14. Display Data
- 15. IC Data
- 16. Remote Control
IC516, 518: YSS930-SZ (DSP P.C.B.)
DSP
No.
Name
I/O
Function
57
RAMD14
I+/O
Data input/output terminal 14 for external memory
58
RAMD15
I+/O
Data input/output terminal 15 for external memory
59
CASN
O
Column address strobe output terminal for external DRAM
60
RAMWEN
O
Write enable output terminal for external memory
61
RAMOEN
O
Output enable output terminal for external memory
62
RASN
O
Low address strobe output terminal for external DRAM
63
RAMA8
O
Address output terminal 8 for external memory
64
RAMA7
O
Address output terminal 7 for external memory
65
RAMA0
O
Address output terminal 0 for external memory
66
RAMA6
O
Address output terminal 6 for external memory
67
RAMA1
O
Address output terminal 1 for external memory
68
VDD1
-
+3.3V digital power supply (for input/output terminal)
69
RAMA5
O
Address output terminal 5 for external memory
70
RAMA2
O
Address output terminal 2 for external memory
71
RAMA4
O
Address output terminal 4 for external memory
72
RAMA3
O
Address output terminal 3 for external memory
73
RAMA9
O
Address output terminal 9 for external memory
74
RAMA10
O
Address output terminal 10 for external memory
75
VDD2
-
+2.5V digital power supply (for internal circuit)
76
VSS
-
Digital ground terminal
77
RAMA11
O
Address output terminal 11 for external memory
78
RAMA12
O
Address output terminal 12 for external memory
79
RAMA13
O
Address output terminal 13 for external memory
80
RAMA14
O
Address output terminal 14 for external memory
81
RAMA15
O
Address output terminal 15 for external memory
82
RAMA16
O
Address output terminal 16 for external memory
83
RAMA17
O
Address output terminal 17 for external memory
84
VDD1
-
+3.3V digital power supply (for input/output terminal)
85
/CS
Is
Microprocessor interface chip select input terminal
86
SO
Ot
Microprocessor interface data output terminal
87
SI
Is
Microprocessor interface data input terminal
88
SCK
Is
Microprocessor interface clock input terminal
89
/IC
Is
Initial clear input terminal
90
SDWCK
I
Word clock (fs) input terminal for SDI/SDO interface
91
SDBCK
Is
Bit clock (64fs) input terminal for SDI/SDO interface
92
SDI7
I
PCM input terminal
93
SDI6
I
PCM input terminal
94
SDI5
I
PCM input terminal
95
SDI4
I
PCM input terminal
96
SDI3
I
PCM input terminal
97
SDI2
I
PCM input terminal
98
SDI1
I
PCM input terminal
99
SDI0
I
PCM input terminal
100
VDD2
-
+2.5V digital power supply (for internal circuit)
Is: Schmidt trigger input terminal
I+: Input terminal with pull-up resistor
O: Digital output terminal
Ot: 3-state digital output terminal
A: Analog terminal
HTR-5890
39