Onkyo TX-SR505 Service Manual page 56

MICROPROCESSOR TERMINAL DESCRIPTIONS-1
Q701 : M30626FHPFP
Pin No. Pin Name
1 HDMSDA
2 HDMSCL
3 VCRST
4 VMUT
5 NU
6 XMLNK
7 XMANT
8 BYTE
9 CNVSS
10 RDSDATA
11 XMSRSEL
12 RESET
13 XOUT
14 VSS
15 XIN
16 VCC1
17 NU
18 POFF
19 VSYNC
20
RDSCLK/XMERRRIRQ
21 XMCOMSEL
22 XMDACRST
23 DIRINT0
24 DSPCLK
25 DSPINT2
26 DEC
27 NIC
28 SDET
29 VCSCL/PLLSCL
30 VCSDA/PLLSCL
31 FTXD
32 FRXD
33 FCLK
34 FBUSY
35 XMSRTXD
36 XMSRRXD
37 XMRST
38 DIRCS
39 DIRRST
40 DSPCS
41 FEPM
42 DSPRST
43 DIGCLK
44 DIGSDI
45 DIGSDO
46 FCE
47 AMUT
48 SPRLB
49 SPRLSB
50 SPRLCS
I/O Act.
Data output for HDMI switch IC (AD8190).
O H
Clock output for HDMI switch IC (AD8190).
O CLK
Reset control output for video encoder IC and decoder IC.
O H
Mute control output for video switch IC (AN15880).
O L
Not used.
--- ---
Input of XM link active signal.
I H
Input of XM ANT REV signal.
I H
Select of external bus width. Connect to ground.
--- ---
Select of processor mode.
--- ---
RDS data input (PP type) / Not used (other type).
I H
Output of select XM/ SIRIUS.
O H
Reset input.
I L
Connected to oscillator.
O ---
Ground.
--- ---
Connected to oscillator.
I ---
Power supply.
--- ---
Not used.
--- ---
Power failure detect input.
I L
Not used.
I L
XM IC interrupt detect(D type) / RDS clock input(PP type) / Not used(others).
I L
Control output of XM IC.
O H
Reset control output XM DAC.
O L
Unlock detect input of DIR (CS42518).
I H
Clock output of DSP.
O H
Detect input of DSP.
I L
Detect input of DSP.
I L
Detect input of DSP.
I L
Detect input of video and S-video.
I L
Video encoder / decoder clock output / Tuner unit clock output.
O CLK
Video encoder / decoder data output / Tuner unit data output.
I/O H
Writing port of flash microprocessor.
O H
Writing port of flash microprocessor.
I H
Writing port of flash microprocessor.
O CLK
Writing port of flash microprocessor.
O H
Data output for XM IC / SIRIUS UART.
O H
Data input from XM IC / SIRIUS UART.
I H
XM IC reset control output.
O L
DIR (CS42518) chip select output.
O L
DIR (CS42518) reset control output.
O L
DSP chip select output.
O L
Writing port of flash microprocessor.
I H
Reset control output for DSP.
O L
Clock output for DIR (CS42518).
O CLK
Data input from DIR (CS42518).
I H
Data output for DIR (CS42518).
O H
Writing port of flash microprocessor.
I H
Control output of audio mute.
O H
Control output for speaker (speakers-B) relay.
O H
Control output for speaker (surround back) relay.
O H
Control output for speaker (Center/surround) relay.
O H
Description
TX-SR505/505E