IoT Shield for Arduino

This handy Arduino Uno R3 compatible shield is intended for simple control applications in and around the house. Wires to and from the shield [1] can be connected with a screwdriver – no soldering is required. When the system is connected to the Internet, the label “Internet of Things” (IoT) becomes applicable.

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Materials

IoT Shield for Arduino

www.elektor.com/iot-get-u-going

Component list

Component List
Resistors
All 5%, 0.25 W
R1, R3 = 1kOhm
R2 = 100kOhm
P1 = 100kOhm, trimpot, horizontal
P2 = 10kOhm, trimpot, horizontal
Capacitors
C1 = 100nF, 0.2’’ pitch
Semiconductors
D1 = BZX85C, 3.3 V, 1.3 W Zener diode
IC1 = MCP6232
IC2 = ULN2003
Miscellaneous
JP1, JP2 = pinheader, 2-way, 0.1’’ mm pitch
2 pcs jumper for JP1 and JP2
K1,K2,K3,K4,K5,K6,K7 = 3-way PCB screw terminal block, 5 mm pitch
K8, K10 = 8-way stackable pinheader socket, SIL, 0.1’’ mm pitch
K11 = 10-way stackable pin socket, SIL, 0.1’’ mm pitch
IC socket, DIP-8 for IC1
IC socket, DIP-16 for IC2
PCB # 149014-1 v1.1