Manual
CDB8420
DS245DB4 9
A B C D E
SCHM DWG CDB8420 (600-00100-01)
D
CS8420 Marketing Evaluation Board
B
33Wednesday, November 12, 2003
Title
Size Document Number Rev
Date: Sheet
of
Semiconductor Products Division
D1
D3
D5
D3
D7
D4
D[0-7]
D5
D7
D0
D4
D4
D2
D7
D1
D2
D5
D0
D6
D6
D2
D6
D0
D1
D3
A[8-14]
A14
A13
A12
A11
A10
A9
A8
A8
A9
A11
A10
A13
A14
A12
SUP1
SUP2
SUP3
SUP4
SUP5
SUP0
APMS
SFMT0
SFMT1
H/S
MUTE
S/AES
CEN
MRST
TCBLD
/PGM
CDOUT
CDIN
CCLK
/CS
/RESET
INT
VD
VD
VD
VD
VD
VD
VD
VD
VD
L4
FERRITE BEAD
TP31
S6
SW DIP-8
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
R35 100
TP29
U11 74HC4053
12
13
2
1
5
3
6
11
10
9
14
15
4
X0
X1
Y0
Y1
Z0
Z1
INH
A
B
C
X
Y
Z
RN1
8x 47K
2
3
4
5
6
1
7
8
9
TP30
D5
LED_G
2 1
R30
825
U7 74HC573
2
3
4
5
6
7
8
9
11
1
19
18
17
16
15
14
13
12
D1
D2
D3
D4
D5
D6
D7
D8
C
OC
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
U2D
74VHC125
12 11
13
C33
1000pF
C30
.1uF
+
C23
1uF 50V
+
C24
1uF 50V
C31
.1uF
+
C32
1uF 50V
J9
HDR5X2
1
3
2
4
56
78
910
D10
LED_G
21
R36 100
R37 100
R32 1K
C34
.1uF
U10
6.000MHz
1
78
14
NC
GNDOut
VD
J10
HDR6X2
1
3
2
4
56
78
910
1112
R31
2 Ohms
TP32
U5 74HC574
2
3
4
5
6
7
8
9
11
1
19
18
17
16
15
14
13
12
D1
D2
D3
D4
D5
D6
D7
D8
CLK
OC
Q1
Q2
Q3
Q4
Q5
Q6
Q7
Q8
U6 HM628512
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
A18
A16
A14
A12
A7
A6
A5
A4
A3
A2
A1
A0
D0
D1
D2
D3
D4
D5
D6
D7
/CS
A10
/OE
A11
A9
A8
A13
/WE
A17
A15
U8
ATmega103
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
/PEN
PE0/RXD
PE1/TXD
PE2
PE3
PE4
PE5
PE6
PE7
PB0/CS
PB1/CCLK
PB2/CDIN
PB3/CDOUT
PB4
PB5
PB6
PB7
TOSC2
TOSC1
/RST
VD
GND
XTAL2
XTAL1
PD0/INT0
PD1
PD2
PD3
PD4
PD5
PD6
PD7
/WR
/RD
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
ALE
PA7(AD7)
PA6(AD6)
PA5(AD5)
PA4(AD4)
PA3(AD3)
PA2(AD2)
PA1(AD1)
PA0(AD0)
VD
GND
PF7(ADC7)
PF6(ADC6)
PF5(ADC5)
PF4(ADC4)
PF3(ADC3)
PF2(ADC2)
PF1(ADC1)
PF0(ADC0)
AREF
AGND
AVCC
R33
680
D7 1N4148
12
D6 1N4148
12
U9
DS232
11 14
13 12
1
3
10 7
8 9
4
5
2
6
1516
T1 IN T1 OUT
R1 IN R1 OUT
C1+
C1-
T2 IN T2 OUT
R2 IN R2 OUT
C2+
C2-
V+
V-
GNDVD
C35
.1uF
C36
.1uF
R34
680
P1
CONNECTOR DB9
5
9
4
8
3
7
2
6
1
D8 LED_G
21
D9 LED_R
21
C37
.1uF
C39
.1uF
C38
.1uF
C28
.1uF
C27
.1uF
C26
.1uF
C25
.1uF
C29
.1uF
Figure 4. Atmel AVR RISC Micro-controller