DV-5050M/5900M/DVF-J6050/J6050-G
8
CIRCUIT DESCRIPTION
Port No.
Port Name
I/O
Function
Active
H
L
1
A16
O
Address bus of SRAM (X25, IC14).
2
A17
O
Address bus of SRAM.
3
SCL
O
Clock output for audio/video switching IC.
4
SDA
I/O
Data input/output for audio/video switching IC.
5
RD
O
Read strobe for SRAM (X25, IC14).
6
WR
O
Write strobe for SRAM (X25, IC14).
7
CS
O
Chip selector for SRAM (X25, IC14).
8
ASTB
-
Unused.
9
VDD
-
Supply voltage (+5V).
10
RGB H
O
RGB signal output. DVF-J6050 (E/T) Only
11
RWRREQ
O
Request of transmission data to remote cont. microcomputer.
12
RWR
I
Read-out the data of remote cont. microcomputer.
13
RTREN
I
Permission of transmission data from remote cont. microcomputer.
14~21
D7~D0
O
Data output to remote cont. microcomputer (X14, IC2).
22
VPP
-
Unused.
23
STB LED
O
Control port for power led.
ON
24
PURE LED
O
Control port for pure audio led.
ON
25
192k LED
O
Control port for 192kfs led.
ON
26
96k LED
O
Control port for 96kfs led.
ON
27
ICRESET
O
Reset signal output to display microcomputer (X14, IC1).
RESET
28
POWER
O
Power on/off control for regulator (X00, IC3).
ON
29
SUB WAKE
O
Output port of power on signal to sub microcomputer.
30
EXSW
O
Switching port of (ext./int.) for video and audio output.
INT.
31
VMUTE
O
Video mute control port.
MUTE
32
PURE AUDIO
-
Unused. DV-5050M/DVF-J6050
-
O
Pure audio on/off control port. DV-5900M
ON
33
YC L
O
YC signal output. DVF-J6050 (E/T) Only
OUT
34
LINE2
-
Unused.
35
WIDE1
-
Unused.
36
WIDE2
-
Unused.
37
VDD
-
Supply voltage (+5V).
38
X2
-
System clock input.
39
X1
I
System clock input.
Connected to GND.
Unused.
Unused.
Reset signal input.
Remote control signal input.
IR signal input.
Strobe signal input from sub microcomputer.
Key input (PLAY) port.
ON
Key input (OPEN/CLOSE) port.
ON
Input port of power on signal from sub microcomputer.
Unused.
51
AVDD
-
Supply voltage (+5V).
52
AVREFO
-
Connected to VDD.
53
SHIMUKE
I
Discrimination of destination. K : 0V E : 5V
54
KISYU
I
Discrimination of model. DV-5050M : 5V DV-5900M : 2.5V
55
M/S SW
I
Input port of M/S switch. MAIN : 5V SUB1 : 2.5V SUB2 : 0V
56
PLUGCH
-
Unused.
57, 58
NC
-
Unused.
59
JOG1
I
Encoder signal input.
60
JOG2
I
Encoder signal input.
4-2 Port Function of Main Microcomputer
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