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Pin
Use
Function
Port Name
No.
Port
Name
SRXD4/SDA4/
TXD4 HDR_MOSI
1
TXD4/ANEX1/
SDA4 TU_SDA
P9_6
CLK4/ANEX0/
2
P9_5
VOL1_CLK
P9_5
SS4/RTS4/
3
CTS4/TB4IN/
P9_4
VOL_MOSI
DA1/P9_4
SS3/RTS3/
4
CTS3/TB3IN/
DA0
AMP_LMT
DA0/P9_3
IEOUT/ISTXD2/
OUTC2_0/
5
SRXD3/SDA3/
SDA3 HDMI_SDA
TXD3/TB2IN/
P9_2
IEIN/ISRXD2/
STXD3/SCL3/
6
SCL3 HDMI_SCL
RXD3/TB1IN/
P9_1
CLK3/TB0IN/
7
P9_0
TU_N_ST
P9_0
HRX_N_
8
INT8/P14_6
INT8
INT
HDMI_
9
INT7/P14_5
INT7
MUTE
ACPWR_
10 INT6/P14_4
INT6
DET
11 P14_3
P14_3 VOL_RB
12 VDC0
VDC0 VDC0
13 P14_1
P14_1 VOL_RA
14 VDC1
VDC1 VDC1
15 NSD
NSD
NSD
DBG_
16 CNVSS
CNVSS
CNVSS
17 XCIN/P8_7
P8_7
ISEL_RB
18 XCOUT/P8_6
P8_6
ISEL_RA
MCPU_N_
19 RESET
RESET
RST
20 XOUT
XOUT XOUT
21 VSS
VSS
VSS
22 XIN
XIN
XIN
23 VCC
VCC
VCC
24 NMI/P8_5
NMI
NMI
WAKEUP_
25 INT2/P8_4
INT2
INT
26 INT1/P8_3
INT1
REM_IN2
27 INT0/P8_2
INT0
REM_IN1
UD0B/UD1B/
IIO1_5/RTS5/
RWT_
28
P8_1
CTS5/SS5/U/
CDDA
TA4IN/P8_1
UD0A/UD1A/
RXD5/SCL5/
NCPU_
29
RXD5
STXD5/U/
MISO
TA4OUT/P8_0
UD0B/UD1B/
NCPU_N_
30
IIO1_4/CLK5/
TA3IN
INT
TA3IN/P7_7
UD0A/UD1A/
IIO1_3/RTS8/
NCPU_
31
CTS8/TXD5/
TXD5
MOSI
SDA5/SRXD5/
TA3OUT/P7_6
Related Power Supply
Terminal
OFF
Processing
I/O Logic I/O Logic
3.3kPU
PRY
O
Low
PRY
O
Low
PRY
O
Low
PRY
O
Low
PRY
I
---
V encoder
suction
HDMI_PON O
Low
prevention
V encoder
suction
HDMI_PON O
Low
prevention
47kPU
PRY
O
Low
HDMI_PON O
Low
HDMI_PON O
Low
100kPU +3.3M AC
I
---
DSP_PON
I
---
DSP_PON
I
---
4.7kPU
68kPD
DSP_PON
I
---
DSP_PON
I
---
10kPU
1kPU
Odd/even
number
AC
O
Low
detection circuit
100kPU
AC
O
Low
100kPU
AC
O
Low
DSP_PON
O
Low
NET_PON
O
Low
NET_PON
O
Low
NET_PON
O
Low
RX-V1067/HTR-8063/RX-A1000
ON
Detail of Function
O
Data HD Radio or DAB transmission data
I/O Data Tuner I2C data
(C, R, T, K, A, B, G, F, L, J models)
O Clock Volume/ZoneTone/Selector-1 communication clock
O
Data Volume/ZoneTone/Selector-1 and 2 communication data
O
D/A Limiter control
I/O Data HDMI and AVIDEO 400k I2C data
O Clock HDMI and AVIDEO 400k I2C clock
I
L act Tuner Stereo detection
I
L act HDMI RX interrupt
I
H act HDMI mute
I
L act AC power detect
I
Volume B
---
I
Volume A (Port only for input)
---
Debugger
---
I
Input selector B
I
Input selector A
---
---
---
---
---
---
Both
Power switches, MISO interrupt of 232C and DOCK
I
edges
(Sleep state restored)
I
L act Remote control pulse input 2 (5V tolerant)
I
L act Remote control pulse input 1 (5V tolerant)
O
H act CDDA rewrite path selection
I
Data Network module receive data
I
L act Network microprocessor interrupt
O
Data Network module transmission data
(U model)
79
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