5-1
SECTION 5
IC PIN FUNCTION DESCRIPTION
DVP-NS705V/NS755V/NS905V/NS915V
Pin No.
Pin name
I/O
Function
39
SCL
O
I2C clock output
40
XSARST
O
S
A
CD DEC Reset signal output
41
EUR
O
V/Y
O
VIDEO Select signal output
42
EXT/DSEL
O
Line input/output select signal output
43
MD0
I
Input of mode select 0 (f
ixed a
t
“ H”)
44
MD1
I
Input of mode select 1 (f
ixed a
t “ L”)
45
MD2
I
Input of mode select 2 (f
ixed a
t
“ L”)
46
DREQ0
I
A
V DEC DMA –REQ0 input
47
D
A
CK0
O
A
V DEC DMA –A
CK0 output
48
XDR
VMUTE
O
D
ri
v
e m
ute signal output
49
DREQ1
I
A
V DEC DMA –REQ1 input
50
D
A
CK1
O
A
V DEC DMA –A
CK1 output
51
XIFCS
O
IF CON Chip select signal output
52
VSS
-
Ground
53
X1
O
Clock output (16.5 MHz)
54
X2
I
C
lock input (16.5 MHz)
55
VCC
-
P
o
wer suppl
y (+3.3
V)
56
CKSW1
I
Chuck Sensor input
57
OCSW1
I
T
ray Sensor input
58
CS0X
O
Exter
nal R
O
M c
hip select signal output
59
CS1X
O
Extranal RAM chip select signal output
60
CS2X
O
A
V
DEC Chip select signal output
61
CS3X
O
A
V DEC Chip select signal output
62
CS4X
O
ARP Chip select signal output
63
CS5X
O
SDSP Chip select signal output
64
VCCI
-
P
o
w
er suppl
y (+1.8
V)
65
CS6X
-
Not used
66
CS7X
-
Not used
67
XW
AIT
I
W
ait signal input
68
BGRNTX
I
T
est terminal (f
ixed a
t
“H”)
69
BRQ
I
T
est terminal (f
ixed a
t
“L”)
70
XRD
O
Read enable signal output
71
XWRH
O
High byte write enable signal output
72
XWRL
O
Lo
wer b
yte wr
ite enab
le signal output
Pin No.
Pin name
I/O
Function
1-5
HA17-HA21
O
A
d
d
ress b
us
A17-A21
6
HA22
-
Not used
7W
PO
I2C EEPR
OM write protect output
8
XSA
CS
O
S
A
CD DEC Chip select signal output
9A
VCC
-
P
o
w
er suppl
y (+3.3
V)
10
A
VRH
-
Reference po
w
er suppl
y (+3.3
V)
11
A
VSS
-
Ground
12
AN0
I
Set of mode 0
13
AN1
I
Set of mode 1
14
AN2
I
Set of mode 2
15
AN3
I
Set of mode 3
16
INT0
I
A
V DEC Interrupt input
17
INT1
I
ARP Interrupt input
18
INT2
I
SDSP Interrupt input
19
INT3
-
N
ot used
20
INT4
I
IF CON Interrupt input
21
INT5
I
ADSP Interrupt input
22
INT6
I
A
DSP Interrupt input
23
INT7
I
S
A
CD DEC Interrupt input
24
VCC
-
P
o
wer suppl
y (+3.3
V)
25
SI0
I
Serial b
us 0 (da
ta input)
26
SO0
O
Serial b
us 0 (da
ta output)
27
SC0
O
Serial b
us 0 (clock output)
28
SI1
I
Serial b
us 1 (da
ta input)
29
SO1
O
Serial b
us 1 (da
ta output)
30
SC1
O
Serial b
us 1 (clock output)
31
SI2
I
Serial b
us 2 (da
ta input)
32
SO2
O
Serial b
us 2 (da
ta output)
33
D
VD/SA
CD
O
D
VD/SA
CD Select signal output
34
VSS
-
Ground
35
XRST
O
System reset signal output
36
WIDE
O
W
IDE Select signal output
37
RGBSEL
O
V
IDEO Select signal output
38
SD
A
I/O
I2C data input/output
5-1.
SYSTEM CONTR
OL PIN FUNCTION (MB-105 BO
ARD IC104)