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5
D
C
B
A
5
4
HVDD_BOARD
VMEM
Q1
4
3
4
3
2
2
R17
220k
5
5
C24
6
0.1u
MEMPWR
6
1
1
FDC6329L
R19
3.6k
DGND
C33_SIN0
U6
C33_SOUT0
25
TXD
USBDM
24
R25
0
RXD
USBDP
23
RTS#
RSTOUT#
22
CTS#
3V3OUT
21
DTR#
SLEEP#
Y2
20
DSR#
PWREN#
G N D S h i e l d
19
DCD#
TXLED#
18
RI#
RXLED#
16
TXDEN
VCC
HC49SFWA06000
G N D S h i e l d
32
EECS
VCC
USB5V
6 M H z
1
EESK
AVCC
C31
C29
27p
27p
2
EEDATA
VCCIO
27
XTIN
GND
28
XTOUT
GND
4
R26
RESET#
AGND
14
PWRCTL
DGND
31
TEST
4.7k
SW4
SKHLACA010
FT232BL
C32
R30
0.022u
10k
DGND
DGND
DGND
DGND
5V
HVDD
C36
C37
SW5
S e l f
0.1u
0.1u
B u s
MS-22AAB1
DGND
4
3
D[15:0]
A[21:1]
J P 1
J P 1
J P 1
J P 1
1 1 1 1
2 2 2 2
N O R
N O R
N O R
N O R
: : : :
# C E 8
# C E 8
# C E 8
# C E 8
3 3 3 3
4 4 4 4
F L A S H
F L A S H
F L A S H
F L A S H
S R A M
S R A M
S R A M
S R A M
: : : :
# C E 1 0
# C E 1 0
# C E 1 0
# C E 1 0
J P 1
J P 1
J P 1
J P 1
1 1 1 1
2 2 2 2
N O R
N O R
N O R
N O R
: : : :
# C E 1 0
# C E 1 0
# C E 1 0
# C E 1 0
3 3 3 3
4 4 4 4
F L A S H
F L A S H
F L A S H
F L A S H
S R A M
S R A M
S R A M
S R A M
: : : :
# C E 8
# C E 8
# C E 8
# C E 8
VMEM
#CENOR
#CERAM
JP1
1
2
#CE10
1
2
3
4
3
4
4JP
#CE8
#BSH
#BSL
#RD
#WR
SYSRESET
5V
L1
BLM18PG121SN1
SW3
S e l f
MS-22AAB1
B u s
U5
1
EN
2
FLG
3
GND
4
NC
LM3525-L
DGND
8
7
R24
1.5k
5
6
10
5V
HVDD
15
12
11
3
26
30
13
9
17
R27
R28
R29
29
470
0
1.5k
LED5
C33
C34
C35
0.1u
0.1u
0.033u
BR1111C
DGND
DGND
DGND
DGND
DGND
C38
+
10u
DGND
3
2
U4
A1
E1
G2
D0
A0
DQ0
A2
D1
E3
D1
A1
DQ1
A3
C1
H3
D2
A2
DQ2
A4
B1
F4
D3
A3
DQ3
A5
D2
F5
D4
A4
DQ4
A6
C2
H6
D5
A5
DQ5
A7
B2
E6
D6
A6
DQ6
VMEM
VMEM
A8
A2
G7
D7
A7
DQ7
A9
A6
H2
D8
A8
DQ8
A10
D9
C6
F3
A9
DQ9
A11
D6
G3
D10
A10
DQ10
A12
D11
A7
H4
A11
DQ11
A13
D12
B7
G6
A12
DQ12
R18
A14
D13
C7
F6
A13
DQ13
A15
D14
D7
H7
A14
DQ14
A16
D15
B8
F7
47k
A15
DQ15/A-1
A17
E8
H5
A16
NC
A18
D3
E7
A17
NC
A19
C3
D8
A18
NC
A20
B6
F8
A19
CIOF
A21
C5
C4
A20
RY/BY#
C8
G5
NC
VDDS
F1
G4
BEF#
VDDF
C25
C26
G1
E2
BES1#
VSS
B5
G8
BES2
VSS
B3
0.1u
0.1u
UBS#
A3
LBS#
F2
OE#
A5
WE#1
A4
WP#
B4
RST#
SST34HF3284
DGND
[ A C
[ A C
[ A C
[ A C
A D A P T E R ]
( C E N T E R -
( C E N T E R -
A D A P T E R ]
A D A P T E R ]
A D A P T E R ]
( C E N T E R -
( C E N T E R -
USB5V
) ) ) )
J4
U n m o u n t i n g
1
2
+ 5 V
+ 5 V
+ 5 V
+ 5 V
3
8
MJ-179P
G N D
G N D
G N D
G N D
OUT
7
DGND
IN
6
OUT
5
NC
C28
C27
4.7u
R161
0
4.7u
M a x 1 A
C33_USBVBUS
U n m o u n t i n g
J5
67068-7041
R22
27D
1
U S B
U S B
U S B
U S B
VBUS
2
R23
27D
D-
3
D+
4
ID
5
C30
GND
Shield
0.1u
DGND
2
1
D
HVDD_BOARD
R20
47k
#CE10
R21
47k
#CE8
RA3
47k
#RD
1
8
C
#WR
2
7
#BSL
3
6
#BSH
4
5
B
A
SEIKO EPSON
Title
Venus Evaluation Board
Size
Document Number
Rev
A2
K-676-01
1.00
Date:
Friday, October 26, 2007
Sheet
2
of
8
1
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