2. System Design - sakshichougule/Women-Safety-device GitHub Wiki

In this Chapter, we have discussed about designing the system using Arduino Uno Microcontroller ,alternate design and selection of final design.

2.1 Block Diagram

The Block diagram of the device is shown in the Figure 2.1

The block diagram of the device consists of Arduino Uno Microcontroller Board ,GPS Module ,GSM Module, buzzer ,various sensors that includes Temperature sensor, Sound sensor and Pulse sensor.

2.2 Design alternatives

The design using ARM7 Microcontroller is shown in the Figure 2.2

This design includes ARM7 Microcontroller ,GPS ,GSM ,Sensors like Temperature Sensor,Sound Sensor ,relay and Buzzer.

2.3 Final design

The final design using Arduino Uno Microcontroller Board is shown in the Figure 2.3

The design includes an Arduino Uno Microcontroller Board ,GPS,GSM,Sensors like Temperature Sensor,Sound Sensor, Pulse sensor and Buzzer.The components are connected to analog and digital pins of Arduino Uno and required ground and power supply connections is provided.