# Gpsim

> system simulator for Microchip PIC microcontrollers

**Wikidata**: [Q3112912](https://www.wikidata.org/wiki/Q3112912)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Gpsim)  
**Source**: https://4ort.xyz/entity/gpsim

## Summary
Gpsim is a system simulator for Microchip PIC microcontrollers. It is free software licensed under the GNU General Public License and available for multiple operating systems including Microsoft Windows.

## Key Facts
- Gpsim is a system simulator specifically designed for Microchip PIC microcontrollers
- The software is licensed under the GNU General Public License
- It is available for Microsoft Windows operating systems
- Gpsim has a sitelink count of 7 across Wikipedia language editions
- The software is packaged for Arch Linux as "gpsim" and available in Debian stable repositories
- Gpsim has a Homebrew formula available for installation
- The software is listed in the pro-linux.de database with ID 16151
- Gpsim is tracked as a project on Repology under the name "gpsim"

## FAQs
### Q: What is Gpsim used for?
A: Gpsim is a system simulator used for simulating Microchip PIC microcontrollers, allowing developers to test and debug PIC microcontroller code without physical hardware.

### Q: On which operating systems can Gpsim run?
A: Gpsim runs on Microsoft Windows and is also available for Linux distributions including Arch Linux and Debian through their package managers.

### Q: Is Gpsim free software?
A: Yes, Gpsim is free software licensed under the GNU General Public License, making it open source and freely available for use and modification.

## Why It Matters
Gpsim serves as an essential development tool for engineers and hobbyists working with Microchip PIC microcontrollers. By providing a software-based simulation environment, it eliminates the need for physical hardware during the initial development and debugging phases, significantly reducing costs and development time. The simulator allows developers to test their code in a controlled environment, identify bugs, and optimize performance before deploying to actual PIC hardware. This is particularly valuable for educational purposes, rapid prototyping, and professional embedded systems development where PIC microcontrollers are widely used in industrial control, consumer electronics, and automotive applications.

## Notable For
- Specialized PIC microcontroller simulation capabilities that mirror real hardware behavior
- Cross-platform availability spanning Windows and major Linux distributions
- Open source licensing under GPL allowing community contributions and modifications
- Integration with popular package management systems (Homebrew, Arch Linux, Debian)
- Active maintenance and distribution through multiple channels including SourceForge

## Body
### Technical Architecture
Gpsim provides a complete simulation environment that accurately models the behavior of Microchip PIC microcontrollers. The simulator includes support for various PIC models and faithfully replicates their instruction sets, timing characteristics, and peripheral behaviors.

### Development Features
The software includes debugging capabilities that allow developers to step through code, set breakpoints, and examine register states. This makes it possible to identify and fix issues in PIC assembly or C code before hardware testing.

### Distribution and Availability
Gpsim is distributed through multiple channels to maximize accessibility. The primary distribution point is SourceForge, but the software is also packaged for major Linux distributions including Arch Linux (package: gpsim) and Debian stable repositories. Windows users can install it via Homebrew or download directly from the project website.

### Community and Support
As free software under the GNU GPL license, Gpsim benefits from community contributions and modifications. The project maintains documentation and support through its SourceForge presence and is tracked on Repology for package management across different Linux distributions.