Atmel STK520, User Manual

Page: 21 / 25

Complete Schematics
6-21 STK520 User Guide
7510A–AVR–08/05
Figure 6-3. Schematics, 3 of 4
5 5
4 4
3 3
2 2
1 1
D
D
C
C
B
B
A
A
PC
7
PC
5
PC
4
PC
3
PC
2
PC
1
PC
0
PE2 PE1
PE[
2.
.0
]
PB2 PB4
PB0
PB[
7.
.0
]
PB3
PB1
PB5 PB6
PC
6
PD
7
PD
6
PD
5
PD
4
PD
3
PD
2
PD
0
P
D
[7
..0
]
PB7
P
C
[7
..0
]
PD
1
PE0
PC[7..0]
PB[7
..0
]
PE[2
..0
]
PD[7..0]
AV
T
G
VT
G
AREF
T
P
B
4_S
O
P
B
3_S
O
VT
G
_
SO
AVT
G
AREF
_
S
O
Title S
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Title S
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Title S
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Num
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W
ednesday
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ber 10,
2004
ST
K520 MEZZA
NI
NE FOR ST
K500
TP
T1
GND
TP
T1
GND
C7 10nF C7 10nF
L1
BLM-21A102S
L1
BLM-21A102S
1
2
JP6
VT
G
JP6
VT
G
1
2
JP7
AN
A R
E
F
JP7
AN
A R
E
F
TP
T4
D2A
TP
T4
D2A
1
2
JP12
AM
P
1
-
JP12
AM
P
1
-
1
2
JP8
D2A
JP8
D2A
1
2
JP10
AM
P
0
-
JP10
AM
P
0
-
1
2
JP11
AM
P
1
+
JP11
AM
P
1
+
C8
100nF
C8
100nF
C10
100nF
C10
100nF
PD
0
1
PC
0
2
PE0
3
PD
1
4
PD
2
5
PD
3
6
PC
1
7
VC
C
8
GND
9
PC
2
10
PC
3
11
PB0
12
PB1
13
PE1
14
PE2
15
PD
4
16
PD
5
17
PD
6
18
PD
7
19
PB2
20
PC
4
21
PC
5
22
AVC
C
23
AG
N
D
24
AR
EF
25
PC
6
26
PB3
27
PB4
28
PC
7
29
PB5
30
PB6
31
PB7
32
SOIC32
U101
32 P
in S
o
ck
et
SOIC32
U101
32 P
in S
o
ck
et
TP T2
GND
TP T2
GND
1
2
JP9
AM
P
0
+
JP9
AM
P
0
+
C11
100nF
C11
100nF
TP T3
AR
E
F
TP T3
AR
E
F