Yamaha YSP-4300 Service Manual page 105

IC503: YSS952 (DSP P.C.B.)
DSP (Digital sound producer-2)
* No replacement part available. / サービス部品供給なし
GPIO0 7
GPIO1 6
GPIO2
5
GPIO3 3
GPIO4 2
GPIO5 1
General
IO
switch
GPIO6 32
GPIO7 30
GPIO8 28
GPIO9 27
GPIO10 26
GPIO11 21
IC_N 9
XIN
12
Clock
Generator
XOUT 13
IRQ_N 19
15
SCL Microprocessor Interface
SDA 16
TESTb
22
NS-WSW160
SDSP
Audio
Interface
(AIF)
MDSP2
FM Synthesizer
PLL
Registers
Preset ROM
YSP-CU4300/YSP-CU3300/NS-WSW160
DVSS 25
GPIO10 26
GPIO9 27
GPIO8 28
IOVDD 29
GPIO7 30
DVDD18 31
GPIO6 32
16 SDA
15 SCL
14 IOVDD
13 XOUT
12 XIN
11 PLLVSS
10 PLLVSS
9 IC_N
105