Scientific Programming / 2020 / Article / Tab 2

Research Article

An Intelligent, Secure, and Smart Home Automation System

Table 2

Electronic components with specification details used in the project.


Raspberry Pi 2B40 GPIO pins, 1 GB RAM
A 900 MHz quad-core ARM Cortex-A7 CPU, operational voltage 7–12 V
Relay circuit packThe 5 V operational 8-relays circuit pack
L293D motor control shield [45]Supply-voltage range: 4.5–36 V; output current: 600 mA/channel
Smartphone mobileAndroid supported
DS18B20 temperature sensor [46]Temperature range: −55 to 125°C (−67°F to +257°F)
LM393 LDR sensor [47]Digital switching outputs (0 and 1), external 3.3 V–5 V vcc
MQ2 smoke sensor [48]Combustible gas, smoke

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