Microprocessor Terminal Descriptions - Onkyo TX-SR603 Service Manual

MICROPROCESSOR TERMINAL DESCRIPTIONS-1

Q701: M30624MHP-253FPU0
Pin No. Pin name I/O
1 FLDSDO O
2 FLDCLK O
3 FLDCS O
4 FLDRST O
5 FSWSDO O
6 FSWSTB O
7 FSWCLK O
8
BYTE ---
9 CNVSS ---
10 SDET I
11 SYNC I
12 RESET I
13 XOUT ---
14 VSS ---
15 XIN ---
16 VCC1 ---
17 NU ---
18 VSUNC I
19 REMIN I
20 POFF I
21 DIRINT1 I
22 DIRINT0 I
23 DIRCS O
24 DIRRST O
25 DSPFCS O
26 DSPCS O
27 VMUT O
28 VCRST O
29 SCL O
30 SDA I/O
31 FTXD O
32 FRXD I
33 FCLK O
34 FBUSY O
35 DIGSDO O
36 DIGSDI I
37 DIGCLK O
38 DSPBUSY I
39 DSPINT I
40 DSPFINT I
41 FEPM O
42 DSPRST O
43 VOLSTB O
44 VOLCLK O
45 VOLDAT O
46 FCE I
47 Z2MUT O
48 SBZ2MUT O
49 AMUT O
50 SPRLB O
Act. Description
Output serial data for control of FL driver IC/ OSD IC.
H
Output serial clock for control of FL driver IC/ OSD IC.
CLK
Output chip select for FL driver IC.
H
Output reset signal for FL driver IC.
L
Output serial data for control of function switch (NJU7311).
H
Output strobe for control of function switch (NJU7311).
H
Output serial clock for control of function switch (NJU7311).
H
Select of external bus width. Connect to ground.
---
Select of processor mode.
---
Input signal of detection of S video signal.
L
Input signal of detection of synchronizing signal.
L
Input signal for system reset.
L
Connected to oscillator.
---
Ground.
---
Connected to oscillator.
---
Power supply.
---
Not used.
---
Input signal of detection of vertical synchronizing signal.
L
Input signal from remote sensor.
L
Input signal of power failure detection.
H
Not used.
H
Input signal of interrupt request detection of DSP C.
H
Output signal for chip select of DIR/CODEC.
L
Output signal for reset of DIR/CODEC.
L
Output signal for chip select of DSP A/B.
L
Output signal for chip select of DSP C.
L
Output control signal for video mute.
L
Output reset signal for video decoder/ encoder IC.
L
Output serial clock for video decoder/ encoder IC.
L
Output serial data for video decoder/ encoder IC.
H
For writing of flash microprocessor.
H
For writing of flash microprocessor.
H
For writing of flash microprocessor.
CLK
Output reset signal for DSPIC.
H
Output signal for serial communications with DIR/ CODEC/DSP IC.
H
Input signal for serial communications with DIR/ CODEC/DSP IC.
H
Output clock for serial communications with DIR/ CODEC/DSP IC.
CLK
Input signal of detect busy signal of DSP C.
H
Input signal of detect interrupt request signal of DSP C.
L
Input signal of detect interrupt request signal of DSP AB.
L
For writing of flash microprocessor.
H
Output reset signal for DSP IC.
L
Output strobe for control of volume IC.
H
Output serial clock for control of volume IC.
CLK
Output serial data for control of volume IC.
H
For writing of flash microprocessor.
H
Output signal of zone 2 mute
H
Output signal of surround back mute.
H
Output signal of audio mute.
H
Output control signal for relay drive of speakers-B.
H
TX-SR603/603E/8360