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DV-5050M/5900M/DVF-J6050/J6050-G
6-3 Port Function of DVD Microcomputer : MN102N62GGB (X35, IC201)
Port No.
Port Name
1
WAIT
NRD(ODC/AVDEC
2
/SRAM)
3
NWEL
NWEH (ODC/AVDEC
4
/SRAM/ROM)
5
RAMCS(SRAM)
6
ODCCS
7
AVCS(AVDEC)
8
ROMCS(ROM)
9
SCLOCK(VDAC)
10
SDATA(VDAC)
11
FRD(ROM)
12
WORD
13~16
CPUADR0~3
17
VDD
18
SYSCLK(AVDEC)
19
VSS
20
XI
21
XO
22
VDD
23
OSCI(CLK135)
24
OSCO
25
MODE
26~33
CPUADR4~11
34
AVDD
35~42
CPUADR12~19
43
VSS
44
CPUADR20
45
25BSY
46
STBPSL
47
HFMON
48
KMODE
49
AMUTE
50
CIRCEN(ENC)
51
PROGSW
52
STBTI
53
FRSW
54
VDD
55
FEPEN
56
CLKSEL
57
STBDAC2
58
STBSP1
16
CIRCUIT DESCRIPTION
I/O
I
Bus wait port.
O
Bus read port.
O
Selection port of clock (2:1). 0:0 33MHz, 0:1 36MHz,
1:1 24MHz DV-5050M/DVF-J6050
Unused. DV-5900M
O
Bus read port.
O
SRAM chip select.
O
ODC chip select.
O
AV decoder chip select.
O
Flash ROM chip select.
Clock output to VDAC (IC600). DV-5050M/DVF-J6050
O
(X25, IC600) DV-5900M (X35, IC600)
Data output to VDAC (IC600). DV-5050M/DVF-J6050
O
(X25, IC600) DV-5900M (X35, IC600)
O
Flash ROM read port.
-
Connected to VDD (+3.3V).
O
Bus address (0~3).
-
Supply voltage (+3.3V).
O
Clock output to AV decoder (X35, IC300).
-
Connected to GND.
I
Connected to GND.
O
Unused.
-
Supply voltage (+3.3V).
I
System clock input (13.5MHz).
O
Unused.
I
Processor mode selection.
O
Bus address (4~11).
-
Supply voltage (+3.3V).
O
Bus address (12~19).
-
Connected to GND.
O
Bus address (20).
O
Busy data output.
Strobe output to Progressive Convert DAC (X25, IC601). DV-5050M
O
Unused. DV-5900M/DVF-J6050
O
HF monitor output.
O
Selection for writing the ROM.
O
Audio mute control.
O
Enable to Digital Servo Controller (X35, IC1).
Unused. DV-5050M/DVF-J6050
I
Change-over the component terminal. DV-5900M
Unused. DV-5050M/DVF-J6050
O
Strobe output to MP3 decoder (X35, IC900). DV-5900M
O
Flash ROM 1, 2 (X35, IC207, 215) change-over.
-
Supply voltage (+3.3V).
O
Enable to FEP (traverse).
O
Clock selection.
Unused. DV-5050M/DVF-J6050
O
Strobe output to ADAC (X25, IC205). DV-5900M
Unused. DV-5050M/DVF-J6050
O
Strobe output to serial-parallel converter (X25, IC224). DV-5900M
Function
Active
H
L
Expan.
Mode
Normal
Busy
Writing Normal
Default
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