tutorial04
Diagram
X1
X1
Molex KK 254
male
4-pin
GND
1
VCC
2
SCL
3
SDA
4
to microcontroller
W1
W1
4x
24 AWG
0.3 m
X1:1:GND
1:BN
X2:1:GND
X1:2:VCC
2:RD
X2:2:VCC
X1:3:SCL
3:OG
X2:3:SCL
X1:4:SDA
4:YE
X2:4:SDA
This cable is a bit longer
X1:e--W1:w
X1:e--W1:w
X1:e--W1:w
X1:e--W1:w
X2
X2
Molex KK 254
female
4-pin
1
GND
1
2
VCC
2
3
SCL
3
4
SDA
4
to accelerometer
W2
W2
4x
24 AWG
0.1 m
X2:1:GND
1:BN
X3:1:GND
X2:2:VCC
2:RD
X3:2:VCC
X2:3:SCL
3:OG
X3:3:SCL
X2:4:SDA
4:YE
X3:4:SDA
This cable is a bit shorter
X2:e--W2:w
X2:e--W2:w
X2:e--W2:w
X2:e--W2:w
X3
X3
Molex KK 254
female
4-pin
1
GND
2
VCC
3
SCL
4
SDA
to temperature sensor
W1:e--X2:w
W1:e--X2:w
W1:e--X2:w
W1:e--X2:w
W2:e--X3:w
W2:e--X3:w
W2:e--X3:w
W2:e--X3:w
Bill of Materials
#
Qty
Unit
Description
Designators
1
2
Connector, Molex KK 254, female, 4 pins
X2, X3
2
1
Connector, Molex KK 254, male, 4 pins
X1
3
2
m
Cable, 4 x 24 AWG
W1, W2