Yamaha RX-Z9, Service Manual

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RX-Z9/DSP-Z9
RX-Z9/DSP-Z9
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IC2, 4, 6, 8, 10, 12, 14, 16 : YSS930-SZ (DSP2 P.C.B.)
DSP
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No. Name Function I/O
RAMD14
RAMD15
CASN
RAMWEN
RAMOEN
RASN
RAMA8
RAMA7
RAMA0
RAMA6
RAMA1
VDD1
RAMA5
RAMA2
RAMA4
RAMA3
RAMA9
RAMA10
VDD2
VSS
RAMA11
RAMA12
RAMA13
RAMA14
RAMA15
RAMA16
RAMA17
VDD1
/CS
SO
SI
SCK
/IC
SDWCK
SDBCK
SDI7
SDI6
SDI5
SDI4
SDI3
SDI2
SDI1
SDI0
VDD2
I+/O
I+/O
O
O
O
O
O
O
O
O
O
-
O
O
O
O
O
O
-
-
O
O
O
O
O
O
O
-
Is
Ot
Is
Is
Is
I
Is
I
I
I
I
I
I
I
I
-
Data input/output terminal 14 for external memory
Data input/output terminal 15 for external memory
Column address strobe output terminal for external DRAM
Write enable output terminal for external memory
Output enable output terminal for external memory
Low address strobe output terminal for external DRAM
Address output terminal 8 for external memory
Address output terminal 7 for external memory
Address output terminal 0 for external memory
Address output terminal 6 for external memory
Address output terminal 1 for external memory
+3.3V digital power supply (for input/output terminal)
Address output terminal 5 for external memory
Address output terminal 2 for external memory
Address output terminal 4 for external memory
Address output terminal 3 for external memory
Address output terminal 9 for external memory
Address output terminal 10 for external memory
+2.5V digital power supply (for internal circuit)
Digital ground terminal
Address output terminal 11 for external memory
Address output terminal 12 for external memory
Address output terminal 13 for external memory
Address output terminal 14 for external memory
Address output terminal 15 for external memory
Address output terminal 16 for external memory
Address output terminal 17 for external memory
+3.3V digital power supply (for input/output terminal)
Microprocessor interface chip select input terminal
Microprocessor interface data output terminal
Microprocessor interface data input terminal
Microprocessor interface clock input terminal
Initial clear input terminal
Word clock (fs) input terminal for SDI/SDO interface
Bit clock (64fs) input terminal for SDI/SDO interface
PCM input terminal
PCM input terminal
PCM input terminal
PCM input terminal
PCM input terminal
PCM input terminal
PCM input terminal
PCM input terminal
+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: Tri-state digital output terminal
A: Analog terminal