![Onkyo PR-SC885 Service Manual Download Page 131](http://html.mh-extra.com/html/onkyo/pr-sc885/pr-sc885_service-manual_1636842131.webp)
MICROPROCESSOR TERMINAL DESCRIPTIONS -3
DTC-9.8
Q7001: M3087BFKBGP
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
143
144
Pin Name
Pin No.
I/O
Act.
Description
THERMAL1
~REMIN
DSP1NIC
SYSIN
~SYSOUT
MICMUTE
~MICDET
HPRL
HPDET
INIT3
INIT2
INIT1
BAND
SIOCSA
SIOCSB
SIOCSC
SIOCSOE1
SIOCSOE2
VOLB
VOLA
LEDSTBY2
LEDSTBY
~FLDRST
RXMUTE
TXMUTE
~HDMIRST
HDMISTB
HDMISDI
HDMICLK
Vss
HDMISDO
AVcc
SRRxD
I
I
I
I
O
O
I
O
I
I
I
I
I
O
O
O
O
O
I
I
O
O
O
I
O
O
I
I
O
I
O
I
I
I
I
I
I
O
I/O
I
I/O
I
I
I
A/D
L
H
H
L
H
L
H
H
A/D
A/D
A/D
A/D
H
H
H
H
H
H
H
H
H
L
H
H
L
H
H
CLK
---
H
---
A/D
A/D
A/D
A/D
L
H
H
---
H
---
---
H
(Thermal sensor input)
Remote control signal input
1st DSP status change detect
RI input
RI output
Setup Mic mute control
Setup Mic detect input
Headphone relay control
Headphone detect input
Initial setup input 3
Initial setup input 2
Initial setup input 1
Initial setup input
DIR/DSP/DAC/FLD/etc chip select output
DIR/DSP/DAC/FLD/etc chip select output
DIR/DSP/DAC/FLD/etc chip select output
DIR/DSP/DAC/FLD chip select output
Selector etc chip select output
Master volume data input
Master volume data input
STANDBY LED control output
STANDBY LED control output
FL Driver IC reset control
HDMI Receiver mute input
HDMI Transmitter mute output
HDMI reset control
HDMI Strobe input
HDMI data input
HDMI clock output
GND
HDMI data output
Power supply
Selector Key voltage input
Selector Key voltage input
Selector Key voltage input
Selector Key voltage input
1st DSP decode status input
Tuner mute output
Tuner PLL/Video Sel/I2C data input/output
GND
Tuner PLL/Video Sel/I2C clock output
Connect to Vcc
Power supply
SIRIUS data input
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299