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2
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5
6
A
B
C
D
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5
4
3
2
1
D
C
B
A
FILE:
Drawn By:
Engineer:
ti
12500 TI Boulevard. Dallas, Texas 75243
Title:
SHEET:
OF:
SIZE:
DATE:
REV:
19-Feb-2011
DOCUMENTCONTROL #
VCC_5v
DVDD
TP8
TP10
TP9
TP7
C70
0.1uF
C69
0.1uF
C71
100uF
C68
100uF
CLKSEL
SPI_DRDY
SPI_OUT
GPIO2
SPI_CLK
SPI_CS
SPI_START
SPI_IN
GPIO1
Dummy Connector
JP4
RESETB
JP21
JP22
EXT_CLK
R67
10K
JP23
DVDD
5
5
B
Tom Hendrick
Tom Hendrick
AGND
AGND
AGND
VCC_1.8V
VCC_3.3V
R74
0
ADS1298R ECG FE
A0
1
A1
2
GND
4
SDA
5
SCL
6
WP
7
VCC
8
A2
3
U10
24AA256-I/ST
C94
0.1uF
VCC_3.3V
R68
NI
VCC_3.3V
R69
NI
R70
NI
R71
0
R72
0
R73
0
SCL
SDA
R75
10k
1
2
3
4
5
6
7
8
9
10
J4
1
2
3
4
5
6
7
8
9
10
11 12
13 14
15 16
17 18
19 20
J2
1
2
3
4
5
6
7
8
9
10
11 12
13 14
15 16
17 18
19 20
J3
DVDD
6522881
GND
14
P1.0
2
1.5
7
VCC
1
1.1
3
1.3
5
1.7
9
TCK
11
P2.6
13
1.2
4
1.4
6
1.6
8
TDIO
10
P2.7
12
U14
MSP430G2121
MSP
JP36
1
2
3
4
5
J6
C112
0.1uF
VCC_3.3V
R98
330
D11
1
2
3
4
J7
4X1X.1
R99
47k
VCC_3.3V
R100
10k
R101
10k
VCC_3.3V
SDA
SCL
For MMB0 - JP21 and 23 short 1-2, JP22 short 2-3
R102
10k
DVDD
JP24