Onkyo DR-S2.2 Service Manual page 10

MICROPROCESSOR TERMINAL DESCRIPTION-2
Q8001: MPD784225GC-165-8BT
NO. PIN NAME
41 PLLSDO
42 PLLCLK
43 PLLCE
44 NU
45 NU
46 DIRCS
DSPSDI
47
DIRINT1
48
49 DIRINT0
50 INTREQ/ABOOT
51 DSPCS
52 ROM/RAM
53 ADDR15
54 ADDR16
ADDR17
55
DSPCLK
56
57 DSPSDO
58 DSPRST
59 DIRPD
60 RESET
POFF
61
RDSCLK
62
63 RDSDATA
64 RDSSIG
65 XLT
66 NU
VSS0
67
VDD1
68
X2
69
X1
70
71 TEST
72 XT2
73 XT1
74 VDD0
AVDD
75
BAND
76
DVDBAND
77
IPM
78
79 NU
80 NU
I/O ACTIVE DESCRIPTION
Output pin of serial data for PLL IC of tuner unit.
O H
Output pin of serial clock for PLL IC of tuner unit.
O CLK
Output pin of serial latch for PLL IC of tuner unit.
O H
No used.
- -
No used.
- -
Output pin of chip select signal to AK4586.
O H
H Input pin of serial data from CS493292 and AK4586.
I
Input pin of detection signal from function status of AK4586.
I H
Input pin of interrupt request detection signal from function status of AK4586.
I H
Input/output pin of signal from interrupt request and auto boot of CS493292
I/O H
Output pin of signal for chip select.
O L
Output pin of signal for select ROM or RAM.
O L/H
Output pin of signal for select of DSP boot ROM address 15
O H
Output pin of signal for select of DSP boot ROM address 16
O H
H Output pin of signal for select of DSP boot ROM address 17
O
Output pin of serial clock to CS493292 and AK4586.
O H
Output pin of serial data to CS493292 and AK4586.
O H
Output pin of reset signal to CS493292.
O L
Output pin of power down signal to AK4586.
O L
Input pin for system reset.
- -
I L Input pin of power failure detected signal.
I CLK Input pin of clock signal from RDS demodulator.
I H Input pin of data from RDS demodulator.
I H Input pin of signal from RDS demodulator.
H Input pin of latch signal from DVD main microprocessor.
I
Not used. (open)
- -
- - Ground pin.
- - Power supply pin.
- - Connect to ceramic oscillator.
- - Connect to ceramic oscillator.
- - (No connection)
- - No used. (open)
- No used. (connect to ground)
-
Power supply pin.
- -
- - Power supply pin for A/D converter.
I A/D Input pin for initial setting about destination (tuner band).
I A/D Input pin for initial setting about destination (DVD region cord).
I A/D Input pin for IPM (intelligent power management) function.
- - Not used. (connect to ground)
- - Not used. (connect to ground)
Page 10
DR-S2.2