# A20-OLinuXino-LIME2

> Single-board computer model

**Wikidata**: [Q124350787](https://www.wikidata.org/wiki/Q124350787)  
**Source**: https://4ort.xyz/entity/a20-olinuxino-lime2

## Summary
The A20-OLinuXino-LIME2 is a single-board computer (SBC) model manufactured by Olimex. It is classified as a complete computer built on a single circuit board, belonging to the product model category.

## Key Facts
- **Classification:** Instance of a product model and a subclass of single-board computer.
- **Manufacturer:** Olimex.
- **Category:** Single-board computer (SBC), defined as a complete computer built on a single circuit board.
- **Architecture:** Integrates processor, memory, storage, and input/output interfaces into one compact board.
- **Typical Use:** Designed for embedded systems, education, and hobbyist projects.
- **Identifiers:** Associated with Wikidata description "Single-board computer model."

## FAQs
### Q: What is the A20-OLinuXino-LIME2?
**A:** It is a single-board computer model produced by Olimex, classified as a complete computer system integrated onto a single printed circuit board.

### Q: Who manufactures the A20-OLinuXino-LIME2?
**A:** The board is manufactured by Olimex.

### Q: How is the A20-OLinuXino-LIME2 classified within computer hardware?
**A:** It is an instance of a product model and a subclass of single-board computer, sharing the defining characteristic of integrating all core components onto one board.

### Q: What distinguishes a single-board computer like the A20-OLinuXino-LIME2 from a standard motherboard?
**A:** Unlike a standard motherboard which requires separate components to function, an SBC like this model integrates the CPU, RAM, storage, and connectors directly onto the board, forming a complete independent system.

## Why It Matters
The A20-OLinuXino-LIME2 represents a specific model within the broader single-board computer ecosystem, a class of hardware that has democratized access to computing power. By condensing full systems into compact, inexpensive boards, SBCs enable deployment in environments where space, power consumption, and cost are critical, such as IoT devices and embedded systems. This model contributes to the diversity of hardware available for prototyping and industrial applications, offering an alternative to more mainstream options like the Raspberry Pi. Its existence underscores the market demand for varied form factors and manufacturer options in the embedded computing space.

## Notable For
- **Complete Integration:** As a single-board computer, it integrates CPU, memory, and I/O onto a single PCB, eliminating the need for a separate chassis or motherboard.
- **Embedded System Utility:** Belongs to a class primarily employed as embedded system components, serving as the core hardware for specialized devices.
- **Manufacturer Specificity:** Distinguished by its production by Olimex, differentiating it from other SBC families like Raspberry Pi or BeagleBoard.

## Body

### Definition and Classification
The A20-OLinuXino-LIME2 is explicitly defined as a **single-board computer model**. Structurally, it is an instance of a **product model** and functions as a **subclass of single-board computer**. This classification places it within a category of computers that are complete, functional systems built upon a single printed circuit board (PCB). The Wikidata description for this entity reinforces this definition, identifying it simply as a "Single-board computer model."

### Manufacturer
The entity is manufactured by **Olimex**. This manufacturer is responsible for the design and production of the board, positioning it within the broader landscape of embedded hardware providers.

### Core Architecture and Components
As a member of the single-board computer class, the A20-OLinuXino-LIME2 adheres to the standard architecture defined for such devices. A single-board computer is characterized by the integration of essential computer components directly onto one board. These components typically include:
- **Central Processing Unit (CPU):** The core processor for executing instructions.
- **Memory (RAM):** Often integrated as an IC for system operations.
- **Flash Memory:** Used for storage, often integrated as an IC.
- **Voltage Regulator:** To manage power distribution.
- **Electrical Connectors:** Interfaces for power, display, and various peripherals.

This integration allows the board to function independently without requiring a separate motherboard or extensive external components, distinguishing it from system-on-chip (SoC) or system-on-module (SoM) architectures which may require carrier boards or represent component-level integration.

### Context within Single-Board Computers
The A20-OLinuXino-LIME2 exists within the larger taxonomy of single-board computers. The concept of an SBC dates back to early examples like the KIM-1 in 1975, with modern popularity driven by families such as Raspberry Pi, Banana Pi, ODROID, and BeagleBoard. While specific technical specifications for the LIME2 (such as processor speed or RAM capacity) are not detailed in the provided source, its classification ensures it shares the inherent advantages and limitations of the SBC form factor, such as compact size, low power consumption, and simplified design suitable for embedded systems and IoT applications.