Datasheet

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Heart rate 4 click schematic v100
MikroElektronika assumes no responsibility or liability for any errors or inaccuracies that may appear in the present document.
Specification and information contained in the present schematic are subject to change at any time without notice. Copyright©2017 MikroElektronika. All rights reserved.
VCC-LED
VCC-1V8
AN
RST
CS
SCK
MOSI
MISO
+3.3V
GND
PWM
INT
RX
TX
SCL
SDA
+5V
GND
MIKROBUS_DEVICE_CONN.
VCC-3.3V
C5
100n
VCC-5V
C1
10µF
C2
10µF
1
2
3
IN
GND
OUT
5
4
EN ADJ
U2
SPX3819M5
C3
1u
C4
10µF
VCC-1V8
R1
0.0
R3
22k
R2
11k
R5
4.7k
R4
4.7k
SCL
SDA
INTSCL
SDA
INT1
1
2
3
J1A
1
2 3
J2A
VCC
VCC-LED
VCC-3.3V VCC-5V
VCC-3.3VVCC-5V
NC
14
INT
13
GND
12
VLED+
9
VDD
11
PGND
4
SDA
3
R_DRV
5
IR_DRV
6
G_DRV
7
NC
8
VLED+
10
NC
1
SCL
2
U1
MAX30101
PWR
VCC-3.3V
R7
560
VLED
SDA1
4
SCL1
3
VREF1
2
GND
1
EN
8
VREF2
7
SCL2
6
SDA2
5
U3
PCA9306
VCC-1V8
VCC-1V8
VCC-1V8
C6
100n
VCC-1V8 R8
178k
VCC
SCL1
SDA1
SCL1
SDA1
R10
4.7k
R9
4.7k
VCCIO SEL.
VCC-1V8
R6
47k
1
2
3
5
4
6
VccA
GND
A B
DIR
VccB
U4
SN74LVC1T45
R11
47k
VCC VCC VCC-1V8
INTINT1
VCC