Pin
Pin Name
Port Name
I/O
MODE SNTB
Function
Nomal Net-
work
108 PE3
AIOS4_
WAKEUP
O O/L O/H E t h e r n e t ( L E G O ) c o n t r o l p i n f o r
Standby(High:Normal,Low:Deep Standby)
109 PE2/RXD12/IRQ7-DS/
AN0
AIOS4_STBY_
STATUS
I/O
Status pin for UART communication with
LEGO(L:not-available, H：available)
110 PE1/TXD12
DAC1_RESET O O/L O/L ES9016K2M Reset
111 PE0
N E T 3 V 3 _
POWER
O
O/L O/H "P3V_UCOM" to "NET3.3V" Power Supply
Control
112 P64
RESERVED
NA6006 Open
113 P63
RESERVED
NA6006 Open
114 P62
RESERVED
NA6006 Open
115 P61
RESERVED
NA6006 Open
116 VSS
VSS
Ground Pin
117 P60
RESERVED
NA6006 Open
118 VCC
VCC
Power Supply Pin
119 PD7/IRQ7/AN7
RESERVED
NA6006 Open
120 PD6/IRQ6/AN6
RESERVED
NA6006 Open
121 PD5/IRQ5/AN013
RESERVED
NA6006 Open
122 PD4/IRQ4/AN012
RESERVED
NA6006 Open
123 PD3/IRQ3/AN011
RESERVED
NA6006 Open
124 PD2/IRQ2/AN010
RESERVED
NA6006 Open
125 PD1/IRQ1/AN009
RESERVED
NA6006 Open
126 P D 0 / T I O C A 7 / I R Q 0 /
AN008
RESERVED
NA6006 Open
127 P93/AN017
RESERVED
NA6006 Open
128 P92/RXD7/AN016
RESERVED
NA6006 Open
129 P91/AN015
RESERVED
NA6006 Open
130 VSS
VSS
Ground Pin
131 P90/TXD7/AN014
RESERVED
NA6006 Open
132 VCC
VCC
Power Supply Pin
133 P47/IRQ15-DS/AN007 LED_RED
O O/L O/H RED LED Control
134 P46/IRQ14-DS/AN006 LED_GREEN
O O/L O/L GREEN LED Control
135 P45/IRQ13-DS/AN005 HP_DET
I
I
I
H/P Plug Insert Detection
136 P44/IRQ12-DS/AN004 REGION
I
I
I
Region Discrimination Input
137 P43/IRQ11-DS/AN003 KEY3
I
I
I
Key Control Signal Input Pin (When
standby mode, set to inturrupt)
138 P42/IRQ10-DS/AN002 KEY2
I
I
I
Key Control Signal Input Pin (When
standby mode, set to inturrupt)
139 P41/IRQ9-DS/AN001
KEY1
Key Control Signal Input Pin (When
standby mode, set to inturrupt)
140 VREFL0
VREFL0
I
I
I
Ground Pin
141 P40/IRQ8-DS/AN000
HP_ON/OFF
O O/L O/L H/P Circuit ON/OFF Control
142 VREFH0
VREFH0
Power Supply Pin
143 AVCC0
AVCC0
Power Supply Pin
144 P07/IRQ15
OPEN
OPEN
PCF8574APWR (MAIN : U3002, U3004)
Terminal Function
I/O Expander (U3002,U3004), Open Drain
Addr.
Port Port Name
ND8006 Function
name
Hardware PD/PU
I/O
Nor-
mal
STBY.
Net-
work
STBY.
Detail of Function
0x38 U1001, P0 CD_OFF
PU (P3V3_UCOM) 4.7kohms O O/L O/L CD Power Control
0x38 U1001, P1 OPT_POWER_OFF PU (P3V3_UCOM) 10kohms
O O/L O/L S/PDIF Output Jack Power Control
0x38 U1001, P2 LED_DOUT_OFF
PU (P3V3_UCOM) 10kohms
O O/L O/L Digital Out OFF-mode Indicator LED Control
0x38 U1001, P3 LED_DISP_OFF
PU (P3V3_UCOM) 10kohms
O O/L O/L Display OFF-mode Indicator LED Control
0x38 U1001, P4 HP_GAIN_H
PU (P3V3_UCOM) 10kohms
O O/L O/L Headphone Amp. Gain = High
0x38 U1001, P5 HP_GAIN_M
PU (P3V3_UCOM) 10kohms
O O/L O/L Headphone Amp. Gain = Mid
0x38 U1001, P6 P5V_POWER_OFF PU (P3V3_UCOM) 10kohms
O O/L O/L "P5V_D_AUDIO" Power Control
0x38 U1001, P7 RSV
PU (P3V3_UCOM) 10kohms
O O/L O/L [Unused] Line Out Gain Control (DSD/PCM)
0x39 U1003, P0 C_USBB_MCK_SEL PU (P3V3_UCOM) 10kohms
O O/L O/L To CPLD, USBB MCK 24MHz(H) or 22MHz(L) Select
0x39 U1003, P1 C_CS2K_MCK_SEL PU (P3V3_UCOM) 10kohms
O O/L O/L To CPLD, CS2000-CP MCK 24MHz(H) or 22MHz(L)
Select
0x39 U1003, P2 C_CS2K_LRCK_SEL PU (P3V3_UCOM) 10kohms O O/L O/L To CPLD, CS2000-CP LRCK Control
0x39 U1003, P3 C_TDM_CONV_
RESET
PU (P3V3_UCOM) 10kohms
O O/L O/L To CPLD, TDM2PCM/DSD Converter Reset(L) or Un-
Reset(H) Control
0x39 U1003, P4 C_DIR_MCK_SEL
PU (P3V3_UCOM) 10kohms
O O/L O/L To CPLD, PCM9211 ADC MCK 24MHz(H) or 22MHz(L)
Select
0x39 U1003, P5 C_PCM_DSD_
MODE
PU (P3V3_UCOM) 10kohms
O O/L O/L To CPLD, Main Selector PCM(H) or DSD(L) Select
0x39 U1003, P6 C_PLD_DAC1_
MUTE
PU (P3V3_UCOM) 10kohms
O O/L O/L To CPLD, ES9016K2M Digital Mute(L) or Un-Mute(H)
Select
0x39 U1003, P7 C_DSD_PHASE_
MODE
PU (P3V3_UCOM) 10kohms
O O/L O/L To CPLD, ES9016K2M DSD Data Phase Mode(H) or
Normal Mode(L) Select
0x3A U1006, P0 C_PLD_FS0
PU (P3V3_UCOM) 10kohms
O O/H O/H [Unused] To CPLD, Fs Control 0
0x3A U1006, P1 C_PLD_FS1
PU (P3V3_UCOM) 10kohms
O O/H O/H [Unused] To CPLD, Fs Control 1
0x3A U1006, P2 C_DAC1_MCK_SEL PU (P3V3_UCOM) 10kohms
O O/H O/H [Unused] To CPLD, ES9016K2M MCK Control
0x3A U1006, P3 C_SRC_MCK_SEL
PU (P3V3_UCOM) 10kohms
O O/H O/H [Unused] To CPLD, AK4137 MCK Control
0x3A U1006, P4 SRC_CM0
PU (P3V3_UCOM) 10kohms
O O/H O/H [Unused] To CPLD, AK4137 Multiplication Control 0
0x3A U1006, P5 SRC_CM1
PU (P3V3_UCOM) 10kohms
O O/H O/H [Unused] To CPLD, AK4137 Multiplication Control 1
0x3A U1006, P6 SRC_CM2
PU (P3V3_UCOM) 10kohms
O O/H O/H [Unused] To CPLD, AK4137 Multiplication Control 2
0x3A U1006, P7 SRC_CM3
PU (P3V3_UCOM) 10kohms
O O/H O/H [Unused] To CPLD, AK4137 Multiplication Control 3
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
1
1
INT
SCL
NC
SDA
V
C
C
A0
A1
NC
A2
P0
P7
P6
NC
P5
P4
GND
P3
NC
P2
P1
D
G
V O
R P
W
P
ACKAGE
(T
OP
VIEW)
Pin Functions
PIN
TYPE
DESCRIPTION
NAME
RGY
DGV or PW
DW or N
Address inputs 0 through 2. Connect directly to V
CC
or ground. Pullup
A[0..2]
6, 7, 9
6, 7, 9
1, 2, 3
I
resistors are not needed.
GND
15
15
8
—
Ground
INT
1
1
13
O
Interrupt output. Connect to V
CC
through a pullup resistor.
NC
3, 8, 13, 18
3, 8, 13, 18
-
—
Do not connect
4, 5, 6, 7,
10, 11, 12, 14, 10, 11, 12, 14,
P[0..7]
9, 10, 11,
I/O
P-port input/output. Push-pull design structure.
16, 17, 19, 20
16, 17, 19, 20
12
SCL
2
2
14
I
Serial clock line. Connect to V
CC
through a pullup resistor
SDA
4
4
15
I/O
Serial data line. Connect to V
CC
through a pullup resistor.
V
CC
5
5
16
—
Voltage supply
Before Servicing
This Unit
Electrical
Mechanical
Repair Information
Updating
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