# Hardware

The Smart Teddy Project contains is Internet-of-Things project, which means that communicating to each other. Below is a list of requirements for the hardware.

## Basket

### System requirements Basket

Microcontroller requirements:

| Specification | Requirement |
| ----------- | ----------- |
| Processor | ATmega328P |
| Digital I/O Pins | 14 (of which 6 provide PWM output) |
| Microcontroller | ATmega328P |
| Operating Voltage | 5V |
| Input Voltage (recommended) | 7-12V |
| Input Voltage (limit) | 6-20V |
| Digital I/O Pins | 14 (of which 6 provide PWM output) |
| PWM Digital I/O Pins | 6 |
| Analog Input Pins | 6 |
| DC Current per I/O Pin | 20 mA |
| DC Current for 3.3V Pin | 50 mA |
| Flash Memory |32 KB (ATmega328P) of which 0.5 KB used by bootloader |
| SRAM | 2 KB (ATmega328P) |
| EEPROM | 1 KB (ATmega328P) |
| Clock Speed | 16 MHz |
| LED_BUILTIN | 13 |

computer requirements:

| Specification | Minimum | Recommended |
| ----------- | ----------- | ----------- |
| Operating system | Ubuntu / Windows / Macintosch | Ubuntu |
| Processor | 4,1 GHz on 4 cores  | 4,1 GHz on 8 cores |
| Memory | 4 GB RAM | 8 GB RAM |
| Storage | 32 GB available space | 50 GB |
| Video memory | 16 MB | |
| Audio driver | required | |
| USB 2.0 / USB 3.0| 3 accessible ports | |
| Bluetooth | 4.0 or greater | |