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MICROPROCESSOR TERMINAL DESCRIIPTION-1
IC26 : CXP82860-XXXQ
PIN NO.
PIN NAME
1
GRID02
2
GRID01
3
VDD
4
DVD_RX
5
POWER_DOWN
6
H/P_IN
7
IPM
8
REMOCON_IN
9
TUNED
10
DVD_TX
11
P_MUTE
12
VOL_ENC1
13
VOL_ENC2
14
DVD_RESET
15
PROTECT_IN
16
AK4586_CDTO
17
AK4586_INT0
18
AK4586_INT1
19
4094_CLK
20
AK4586_DZF1
21
DSP_INTREQ
22
EPROM_CLK
23
EPROM_DATA
24
DSP_CE
25
DSP_CLK
26
DSP_SCDIN
27
DSP_SCDOUT
28
AD_REF
29
KEY1_IN
30
KEY2_IN
31
F_MUTE
32
C_MUTE
33
SW_MUTE
34
S_MUTE
35
PLL_DIN/ST_CH
36
4094_DATA
37
VSS
38
RESET
39
XTAL_IN
40
XTAL_OUT
41
VSS
42
NU
43
GND
44
VDD
45
VFDP
46
BD3811_DATA
47
BD3811_CLK
48
BD3811_MUTE
49
4094_CE
50
PLL_CE
I/O
LOGIC
FUNCTION
O
H
Output pin of grid2 for VFD unit
O
H
Output pin of grid1 for VFD unit
-
-
Power supply pin
I
L
Input pin of detection signal from AC power for system on/off
I
L
Input pin of detection signal from insert state of headphone plug
I
H
Input pin for IPM(intelligent power management) fuction
I
H
Input pin of RI(system control signal)
I
L
Input pin of tuned signal from tuner unit.
I
L
Output pin of serial data signal to mpeg IC in dvd b'd
O
L
Output pin of muting signal for d-amp supply.
O
L
Input pin of control signal for volume.
I
L
Input pin of control signal for volume.
I
L
Output pin of reset signal for dvd b'd.
O
L
Input pin of detection signal from d-amp part.
I
H
Input pin of serial control data signal from AK4586
I
H
Output pin of interruption signal to AK4586
O
H
Output pin of interruption signal to AK4586
O
CLK
Output pin of serial clock for 4094
O
H
Input pin of zero input detection signal to AK4586
I
H
Output pin of interrupt request signal to CS49326
O
CLK
Output pin of serial clock to EPROM
O
L
Output pin of serial data to EPROM
O
H
Output pin of serial latch for CS49326
O
CLK
Output pin of serial clock to CS49326
O
H
Input pin of serial control data signal from CS49326
I
H
Output pin of serial control data signal to CS49326
O
-
Power supply pin for A/D converter
-
A/D
Input pin of A/D key signal
I
A/D
Input pin of A/D key signal
I
L
Output pin of muting signal for Front R & Front L ch
O
L
Output pin of muting signal for Center ch
O
L
Output pin of muting signal for subwoofer ch
O
L
Output pin of muting signal for Rear R & Rear L ch
O
H
Input pin of serial data for PLL IC of tuner
I/O
H
Output pin of serial data for 4094
O
-
Ground pin
-
L
Input pin for system reset
I
-
Connect to ceramic oscillator
-
-
Connect to ceramic oscillator
-
-
Ground pin
-
-
No used
-
-
Ground pin
-
-
Power supply pin
-
-
Power supply pin for VFD
-
H
Output pin of serial data for BD3811(audio input IC)
O
CLK
Output pin of serial clock for BD3811(audio input IC)
O
H
Output pin of muting signal for BD3811(audio input IC)
O
H
Output pin of serial latch for BU4094
O
H
Output pin of serial latch for PLL IC of tuner unit
O
L
Input pin of serial data signal to mpeg IC in dvd b'd
DR-C500
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