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Olimex Open Source Hardware Electrocardiography electromyography shield for DUINOMITE, PINGUINO, MAPLE, ARDUINO like developmen SHIELD-EKG-EMG Manuel D’Utilisation

Codes de produits
SHIELD-EKG-EMG
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Page de 20
OLIMEX© 2012
SHIELD-EKG-EMG
Page 18 of 20
HR1x3(3.3V:Close;5V:Open)
HR2x6(1-2:Close)
10nF/X7R/10%
1
00
pF
/C
O
G
/5
%
1
00
pF
/C
O
G
/5
%
100nF/X7R/10%
1uF/X5R/10%
1uF/X5R/10%
1uF/X5R/10%
1nF/X7R/10%
1uF/X5R/10%
100nF/X7R/10%
100nF/X7R/10%
100nF/X7R/10%
10nF/X7R/10%
10nF/X7R/10%
1nF/X7R/10%
1uF/X5R/10%
10
0n
F
/X
7R
/1
0%
1
0
µ
F
/6
.3
V
/0
8
0
5
1
uF
/X
5
R
/1
0%
10
0n
F/
X
7R
/1
0
%
1
0n
F/
X
7R
/1
0
%
100nF/X7R/10%
100nF/X7R/10%
47µF/10%/6.3V/TANT(C)/ESR/0.25ohm(TR3C476K6R3C0250/1754044)
1
0
n
F
/X
7
R
/1
0
%
10
0n
F
/X
7R
/1
0%
1
0
µ
F
/6
.3
V
/0
8
0
5
NA
NA
HR1x2(Open)
SCJ325P00XG0B02G
NA(PN1X6)
NA(PN1X6)
NA(PN1X8)
NA(PN1X8)
BAV199(1156415)
BAV199(1156415)
HR1x3(D4:Open;D9:Close)
MCP607-I/SN
MCP607-I/SN
TLC277IDR
TLC277IDR
22µH/±10%/1.7ohm/80mA(LB2012T220K/8030984)
V_REF
V_REF
V_REF
V_REF
V_REF
V_REF
V_REF
V_REF
V_REF
V_REF
V_REF
V_REF
V_REF
P
G
B
1
0
1
0
6
0
3
M
R
(F
2
5
9
4
T
R
-N
D
)
P
G
B
1
0
1
0
6
0
3
M
R
(F
2
5
9
4
T
R
-N
D
)
GYX-SD-TC0805SURK(RED)
2k/1%
2k/1%
2k/1%
2k/1%
NA(3.3M)
NA(3.3M)
10k/1%
10k/1%
100k/1%
1M/1%
1k/1%
100k/1%
1M/1%
56k/1%
330k/1%
3.9k/1%
10k/1%
3.9k/1%
330R
2k/1%
10k/1%
10k/1%
10k/1%
1M/1%
1M/1%
100R/1%
10k/1%
10k/1%
2k/1%
0R(boad m ounted)
0R(boad mounted)
2k/1%
HR1x2(Open)
A
P
4
3
1
S
A
20k
INA321EA
V
C
C
A
VCCA
VCCA
VCCA
VCCA
VCCA
VCCA
BZV55C6V2
1.5V_REF
3V_REF_ADC
3V_REF_ADC
CAL_SIG
CAL_SIG
C
H
1
_
IN
+
C
H
1
_
IN
-
D4
D9
GND_CAL
V_CAL
1
2
3
3.3V/5V
1
2
3
4
5
6
7
8
9
10
11
12
AIN_SEL
C1
C
2
C
3
C4
C5
C6
C7
C8
C9
C10
C11
C12
C13
C14
C15
C16
C17
C
1
8
C
1
9
C
2
0
C
2
1
C22
C23
C24
C
2
5
C
2
6
C
2
7
C28
C29
1
2
CAL
CH_IN
1
2
3
4
5
6
CON1
1
2
3
4
5
6
CON2
1
2
3
4
5
6
7
8
CON3
1
2
3
4
5
6
7
8
CON4
D1
D2
1
2
3
D4/D9
3
2
1
IC1A
5
6
7
IC1B
8
4
3
2
1
IC2A
5
6
7
IC2B
8
4
L1
P
G
S
1
P
G
S
2
PWR
R1
R2
R3
R4
R5
R6
R7
R8
R9
R10
R11
R12
R13
R14
R15
R16
R17
R18
R19
R20
R21
R22
R23
R24
R25
R26
R27
R28
R29
R30
R31
R32
1
2
REF_E
S
R
1
1
2
3
TR1
REF
5
RG
1
SHUTDOWN
8
V+
7
V-
4
VIN+
3
VIN-
2
VOUT
6
U1
3V3
5V
A0
A1
A2
A3
A4
A5
AREF
D0
D1
D2
D3
D4
D5
D6
D7
D8
D9
D10
D11
D12
D13
GND
GND
GND
RST
VIN
Z1
SHIELD-EKG-EMG revision B
Designed by OLIMEX LTD. 2012
http://www.olimex.com/dev/
+
1-L
2
3-R
0R
0R
C
A
R
1
3
A1
1 60 k
4 0k
A2
1 60 k
4 0 k
A3
P
O
W
E
R
A
N
A
L
O
G
D
IG
IT
A
L
D
IG
IT
A
L
A
R
D
U
IN
O
: S
H
 P
LA
T
F
O
R
M
CAL_SIG should be PWM output
Frequency is set to be approx: (10-14)Hz
Square wave Calibration Signal
voltage divider 1:20000
G=1+R12/(TR1+R11)
G=5,76...101
5Vp-p +/-10% => 250µVp-p +/-10%
3rd order "Besselworth" filter, fc = 40Hz.
Fc=0.16Hz
HF rejection
High Voltage protection
High-Pass filter
OAmp with regulated gain!
G= (R17/R16)+1= 3.56
1 pole
Fc=0.16Hz
High-Pass filter
1 pole
G=5*(1+R8/R7)=10
1.5V_REF_BUF
Instrumental Amplifier
When 5V power supply is used:
When 3.3V power supply is used:
3.3Vp-p +/-10% => 165µVp-p +/-10%