Yamaha RX-Z1 Service Manual page 59

IC14 : YSS938-F (DSP P.C.B.)
DSP
No. Name I/O
1 XO O
2 XI I
3 SELI1 I+
4 SELI0 I+
5 SELOA O+
6 SELOB O+
7 TESTMS I+
8 TESTXEN I+
9 IPORT0 I+
10 IPORT1 I+
11 IPORT2 I+
12 IPORT3 I+
13 IPORT4 I+
14 DDIN0 Is
15 DDIN1 Is
16 DDIN2 Is
17 DDIN3 Is
18 VSS
19 CPO A
20 AVDD
21 DIRPCO A
22 DIRPRO A
23 AVSS
24 TESTBRK I+
25 TESTR1 I+
26 TESTR2 I+
27 VDD1
28 SDWCKI0 I+
29 SDBCKI0 I+
30 /SDBCK0 O
31 IPORT8 I+
32 IPORT9 I+
33 IPORT10 I+
34 IPORT11 I+
35 SDIA I
36 SDOA2 O
37 SDOA1 O
38 SDOA0 O
39 SDIB3 I+
40 SDIB2 I+
41 SDIB1 I+
42 SDIB0 I+
43 VSS
44 VDD2
45 IPORT12 I+
46 IPORT13 I+
47 IPORT14 I+
48 DIRSDO O
49 DIRWCK O
50 DIRBCK O
51 DIRMCK O
52 ERR/BS O
53 SYNC/U O
54 FS128/C O
55 DBL/V O
Function
Crystal oscillator connecting terminal
Crystal oscillator connecting terminal (24.576MHz )
Built-in selector input 1
Built-in selector input 0
Built-in selector output A
Built-in selector output B
Test terminal (unconnected)
Test terminal (unconnected)
General purpose input terminal
General purpose input terminal
General purpose input terminal
General purpose input terminal
General purpose input terminal
DIR: Digital audio interface data input terminal 0
DIR: Digital audio interface data input terminal 1/General purpose input terminal (Pull down) (/RF)
DIR: Digital audio interface data input terminal 2/General purpose input terminal (Pull down) (/AAC)
DIR: Digital audio interface data input terminal 3/General purpose input terminal (Pull down) (/9624)
Ground terminal
PLL filter connecting terminal
+3.3V power terminal (for DIR)
DIR: PLL filter connecting terminal
DIR: PLL filter connecting terminal
Ground terminal (for DIR)
Test terminal (unconnected)
PLL initialization signal input terminal for DSP
Test terminal (unconnected)
+3.3V power terminal (for terminal section)
Word clock input terminal for SDIA, SDOA, SDIB,SDOB interface (Unconnected)
Bit clock input terminal for SDIA, SDOA, SDIB, SDOB interface (Unconnected)
DIRBCK or SDBCKI0 invert clock output terminal (Unconnected)
IPINT general purpose input terminal
IPINT general purpose input terminal
IPINT general purpose input terminal
IPINT general purpose input terminal
AC-3/DTS bit stream (or PCM) data input terminal to Main DSP
PCM output terminal from Main DSP (C/LFE output) (Unconnected)
PCM output terminal from Main DSP (LS/RS output) (Unconnected)
PCM output terminal from Main DSP (L/R output)
PCM input terminal 3 to Sub DSP
PCM input terminal 2 to Sub DSP
PCM input terminal 1 to Sub DSP
PCM input terminal 0 to Sub DSP
Ground terminal
+2.5V power terminal (for internal circuit)
IPINT general purpose input terminal
IPINT general purpose input terminal
IPINT general purpose input terminal (Unconnected)
AC-3/DTS bit stream (or PCM) data output terminal from DIR
DIR: Serial data word clock (fs) output terminal
DIR: Serial data bit clock (64fs) output terminal
DIR: Serial data master clock (256fs or 128fs) output terminal
DIR: Data error detect output/block start output terminal (Unconnected)
DIR: Serial data synchronous timing output/user data output terminal (Unconnected)
DIR: Serial data master clock 128fs output/channel status output terminal (Unconnected)
DIR: Double rate clock output/validity flag output terminal
RX-Z1/DSP-AZ1
(AXD)
(GND)
(ISEL)
(RSEL)
(CXDTA)
(CXDTB)
(CXDTC)
(CXDTE)
(AUTO)
(/ICD)
(NPCMP)
(NPCMN)
(DSPMUTP)
(SDIA)
(DBLP)
(DBLN)
(WCK)
(BCK)
(MCK)
(DBL)
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