Yamaha 01x Service Manual page 32

O1X
CS8420 (XW559A00) SRC (Sample Rate Converter)
PIN
NAME I/O
NO.
1 SDA/CDOUT I/O Serial control data I/O (I
2 AD0//CS I Address bit 0 (I
3 /EMPH O Pre-emphasis indicator output
4 RXP I
Differential line receiver inputs
5 RXN I
6 VA+ Positive analog power supply (+5V)
7 AGND Analog ground
8 FILT I/O PLL loop filter
9 /RST I Reset input
10 RMCK O Input section recovered master clock output
11 RERR O Receiver error indicator
12 ILRCK I/O Serial audio input port left/right clock input or output
13 ISCLK I/O Serial audio input port bit clock input or output
14 SDIN I Serial audio input port data input
CS8405A-CS (XZ349A00) DIT (Digital Audio Interface Transmitter)
PIN
NAME I/O
NO.
1 SDA/CDOUT I/O Serial control data I/O (I
2 AD0//CS I/O Address bit 0 (I
3 AD2 I Address bit 2 (I
4 RXP I Auxiliary AES3 Receiver port
5 DGND2 Digital ground
6 VD2+ Positive digital power supply (+5V)
7 DGND4
Digital ground
8 DGND3
9 /RST I Reset
10 NC1
Not used
11 NC2
12 ILRCK I/O Serial audio input left/right clock
13 ISCLK I/O Serial audio bit clock
14 SDIN I Serial audio data port
YM3436DK (XG948E00) DIR2 (Digital Format Interface Receiver)
PIN
NAME I/O
NO.
1 DAUX I Auxiliary input for audio data
2 HDLT O Asynchronous buffer operation flag
3 DOUT O Audio data output
4 VFL O Parity flag output
5 OPT O Fs x 1 Synchronous output signal for DAC
6 SYNC O Fs x 1 Synchronous output signal for DSP
7 MCC O Fs x 64 Bit clock output
8 WC O Fs x 1 Word clock output
9 MCB O Fs x 128 Bit clock output
10 MCA O Fs x 256 Bit clock output
11 SKSY I Clock synchronization control input
12 XI I Crystal oscillator connection or external
clock input
13 XO O Crystal oscillator connection
14 P256 O VCO oscillating clock connection
15 LOCK O PLL lock flag
16 Vss Logic section power (GND)
17 TC O PLL time constant switching output
18 DIM1 I Data input mode selection
19 DIM0 I Data input mode selection
20 DOM1 I Data output mode selection
21 DOM0 I Data output mode selection
22 KM1 I Clock mode switching input 1
32
FUNCTION
2
C) / data out (SPI)
2
C) / Control port chip select (SPI)
FUNCTION
2
C) / Data out (SPI)
2
C) / Control port chip select (SPI)
2
C)
FUNCTION
PIN
NAME I/O
NO.
15 TCBL I/O Transmit channel status block start
16 OSCLK I/O Serial audio output port bit clock input or output
17 OLRCK I/O Serial audio output port left/right clock input or output
18 SDOUT O Serial audio output port data output
19 /INT O Interrupt output
20 U I/O User data
21 OMCK I Output section master clock input
22 DGND Digital ground
23 VD+ Positive digital power supply (+5V)
24 H//S O Hardware or software control mode select
25 TXN O
Differential line driver outputs
26 TXP O
27 AD1/CDIN I Address bit 1 (I
28 SCL/CCLK I Control port clock
PIN
NAME I/O
NO.
15 TCBL I/O Transmit channel status block start
16 NC3
17 NC4 Not used
18 NC5
19 INT O Interrupt
20 U I/O User data
21 OMCK I Master clock
22 DGND Digital ground
23 VD+ Positive digital power supply (+5V)
24 H//S I Hardware/software control mode select
25 TXN O
Differential line drivers
26 TXP O
27 AD1/CDIN I Address bit 1 (I
28 SCL/CCLK I Control port clock
PIN
NAME I/O
NO.
23 RSTN I System reset input
24 Vdda VCO section power (+5V)
25 CTLN I VCO control input N
26 PCO O PLL phase comparison output
27 (NC)
28 CTLP I VCO control input P
29 Vssa VCO section power (GND)
30 TSTN I Test terminal. Open for normal use
31 KM2 I Clock mode switching input 2
32 KM0 I Clock mode switching input 0
33 FS1 O Channel status sampling frequency
display output 1
34 FS0 O Channel status sampling frequency
display output 0
35 CSM I Channel status output method selection
36 EXTW I External synchronous auxiliary input
word clock
37 DDIN I EIAJ (AES/EBU) data input
38 LR O PLL word clock output
39 Vdd Logic section power (+5 V)
40 ERR O Data error flag output
41 EMP O Channel status emphasis control code
output
42 CD0 O 3-wire type microcomputer interface data
output
43 CCK I 3-wire type microcomputer interface clock
input
44 CLD I 3-wire type microcomputer interface load
input
DM: IC702
FUNCTION
2
C) / Serial control data in (SPI)
DM: IC703
FUNCTION
2
C) / Serial control data in (SPI)
DM: IC608
FUNCTION