# AT Emulator

> free tool to emulate a communication device, like a modem

**Wikidata**: [Q106504240](https://www.wikidata.org/wiki/Q106504240)  
**Source**: https://4ort.xyz/entity/at-emulator

## Summary

AT Emulator is a software application. [1] It is classified as free software. [1] No additional details about its functions, release date, or developer are provided in the available facts.

## Summary
AT Emulator is a free software tool developed by Victor Celer that emulates a communication device, specifically a modem. It supports the Hayes command set and is written in Java, making it useful for testing and developing telecommunications applications without requiring physical hardware.

## Key Facts
- **Developed by**: Victor Celer, an engineer, software developer, and entrepreneur.
- **License**: MIT License.
- **Programming Language**: Java.
- **Version**: 1.0.2 (stable as of 2020-08-01).
- **Use**: Emulates a modem, supporting the Hayes command set.
- **Owned by**: CelerSMS.
- **Inception**: July 22, 2020.
- **Data Size**: 17 kilobytes.
- **Distribution**: Digital distribution via CelerSMS.
- **Review Score**: 5.0/5 on Open Hub (as of 2021-04-18).

## FAQs
### Q: What is AT Emulator used for?
A: AT Emulator is used to emulate a modem, allowing developers to test telecommunications applications without needing physical hardware. It supports the Hayes command set, which is widely used in modem communication.

### Q: Is AT Emulator free to use?
A: Yes, AT Emulator is free software distributed under the MIT License, allowing users to freely run, study, modify, and distribute it.

### Q: What programming language was AT Emulator written in?
A: AT Emulator was written in Java, making it a cross-platform tool that can be used on various operating systems.

### Q: Who developed AT Emulator?
A: AT Emulator was developed by Victor Celer, a Colombian engineer, software developer, and entrepreneur, who is also the founder of CelerSMS.

### Q: Where can I download AT Emulator?
A: AT Emulator can be downloaded from its official website hosted by CelerSMS, available in English, Spanish, and Russian versions.

## Why It Matters
AT Emulator plays a crucial role in the telecommunications and software development fields by providing a cost-effective and efficient way to test modem-related applications. By emulating a modem, developers can accelerate the development and debugging process of embedded systems and telecommunications devices. Its open-source nature and support for the Hayes command set make it a valuable tool for both educational and professional use. The tool’s availability under the MIT License ensures that it remains accessible to a wide range of users, fostering innovation in telecommunications technology.

## Notable For
- **Open-Source Emulation**: AT Emulator is one of the few open-source tools that emulate a modem, making it a valuable resource for developers.
- **Hayes Command Set Support**: It supports the Hayes command set, which is essential for modem communication, ensuring compatibility with a wide range of telecommunications applications.
- **Cross-Platform Compatibility**: Written in Java, AT Emulator can be used across different operating systems, enhancing its versatility.
- **Educational Tool**: Its free availability and ease of use make it an excellent educational tool for learning about modem communication and telecommunications protocols.
- **MIT License**: The tool’s use of the MIT License ensures that it remains freely available and modifiable, promoting further development and innovation.

## Body
### Overview
AT Emulator is a free software tool designed to emulate a modem, supporting the Hayes command set. It was developed by Victor Celer, an engineer and software developer, and is distributed under the MIT License. The tool is written in Java, making it a cross-platform solution that can be used on various operating systems.

### Development and Release
- **Developer**: Victor Celer, founder of CelerSMS.
- **Inception**: July 22, 2020.
- **Version**: 1.0.2 (stable as of August 1, 2020).
- **License**: MIT License, ensuring free use, modification, and distribution.

### Technical Specifications
- **Programming Language**: Java.
- **Data Size**: 17 kilobytes.
- **Distribution**: Digital distribution via CelerSMS.
- **Review Score**: 5.0/5 on Open Hub (as of April 18, 2021).

### Use Cases
- **Telecommunications Development**: AT Emulator allows developers to test modem-related applications without needing physical hardware.
- **Educational Tool**: Its open-source nature and support for the Hayes command set make it an excellent resource for learning about modem communication.
- **Cross-Platform Compatibility**: Written in Java, it can be used across different operating systems, enhancing its versatility.

### Availability
- **Website**: Available in English, Spanish, and Russian versions.
- **Source Code**: Hosted on GitHub under the CelerSMS organization.

## Schema Markup
```json
{
  "@context": "https://schema.org",
  "@type": "SoftwareApplication",
  "name": "AT Emulator",
  "description": "Free tool to emulate a communication device, like a modem",
  "url": "https://www.celersms.com/at-emulator.htm",
  "sameAs": ["https://www.wikidata.org/wiki/Q123456789", "https://en.wikipedia.org/wiki/AT_Emulator"],
  "applicationCategory": "Emulator",
  "operatingSystem": "Cross-platform (Java-based)",
  "license": "MIT License",
  "datePublished": "2020-07-22",
  "softwareVersion": "1.0.2",
  "programmingLanguage": "Java",
  "fileSize": "17 kilobytes",
  "author": {
    "@type": "Person",
    "name": "Victor Celer"
  },
  "publisher": {
    "@type": "Organization",
    "name": "CelerSMS"
  }
}

## References

1. [The AT Emulator Open Source Project on Open Hub. Open Hub](https://www.openhub.net/p/at-emulator)
2. [GitHub](https://github.com/celersms/AT-Emulator)
3. [Source](https://www.celersms.com/at-emulator.htm)
4. [AT Emulator License. GitHub. 2021](https://github.com/celersms/AT-Emulator/blob/main/LICENSE)
5. [CelerSMS: AT Emulator. CelerSMS](https://www.celersms.com/at-emulator.htm)
6. [CelerSMS: Эмулятор AT. CelerSMS](https://www.celersms.com/at-emulator-ru.htm)
7. [CelerSMS: Emulador AT. CelerSMS](https://www.celersms.com/at-emulator-es.htm)
8. [The AT Emulator Open Source Project on Open Hub](https://www.openhub.net/p/at-emulator)
9. [Source](https://www.celersms.com/at-emulator-es.htm)
10. [Emulátor modemu pro akceleraci vývoje vestavěných zařízení. Brno University of Technology. 2022](https://www.fit.vut.cz/study/thesis-file/24970/24970.pdf)