# jtagulator

**Repository Path**: htqs_admin/jtagulator

## Basic Information

- **Project Name**: jtagulator
- **Description**: No description available
- **Primary Language**: Unknown
- **License**: Not specified
- **Default Branch**: master
- **Homepage**: None
- **GVP Project**: No

## Statistics

- **Stars**: 0
- **Forks**: 0
- **Created**: 2026-04-15
- **Last Updated**: 2026-04-15

## Categories & Tags

**Categories**: Uncategorized

**Tags**: None

## README

JTAGulator
==========

An open source hardware hacking tool that assists in identifying on-chip debug (OCD) interfaces from test points, vias, component pads, or connectors of an electronic device.


Usage
-----

Main project page: [http://www.jtagulator.com](http://www.jtagulator.com)

Documentation: [https://github.com/grandideastudio/jtagulator/wiki](https://github.com/grandideastudio/jtagulator/wiki)

Videos: [YouTube playlist](https://www.youtube.com/playlist?list=PLsyTdiI7kVn8H848lMSKljkUwPnZfke9k)

Firmware
--------

The JTAGulator firmware is built with the [Parallax Propeller Tool version 1.3.2](http://www.grandideastudio.com/wp-content/uploads/P8X32A-Setup-Propeller-Tool-v1.3.2.zip) for Windows. If you wish to compile code or contribute to the project, we recommend using this software. Alternative [development environments](https://www.parallax.com/download/propeller-1-software/) are untested and unsupported.

Official releases: [https://github.com/grandideastudio/jtagulator/tags](https://github.com/grandideastudio/jtagulator/tags)

Demonstration of the firmware update process: [https://www.youtube.com/watch?v=xlXwy-weG1M](https://www.youtube.com/watch?v=xlXwy-weG1M)

Firmware compilation using [OpenSpin](https://github.com/parallaxinc/OpenSpin): `openspin -o JTAGulator.eeprom -e -v JTAGulator.spin`

Firmware testing using [PropLoader](https://github.com/parallaxinc/PropLoader): `proploader -p /dev/SERIALPORT -v JTAGulator.eeprom`

Firmware updating (permanently write to EEPROM): `proploader -p /dev/SERIALPORT -v -e JTAGulator.eeprom`


*Note: This is a development repository. Interim commits may be unstable.*


Author
------
Created by Joe Grand of [Grand Idea Studio](http://www.grandideastudio.com). 

Contributions by [@samyk](https://github.com/samyk), [@kbembedded](https://github.com/kbembedded), [@BenGardiner](https://github.com/BenGardiner), Bryan Angelo, [@adamgreen](https://github.com/adamgreen), [@0ff](https://github.com/0ff), [@stephengroat](https://github.com/stephengroat), [@alexmaloteaux](https://github.com/alexmaloteaux), HexView, [@piggybanks](https://github.com/piggybanks), Crypt, [@dummys](https://github.com/dummys), and Bob Heinemann.

License
-------
The JTAGulator design is distributed under a [Creative Commons Attribution 3.0 United States](http://creativecommons.org/licenses/by/3.0/us/) license. This means that you can share and adapt the work, but you must attribute the work to the original author. 

The JTAGulator name and logo are registered trademarks of [Grand Idea Studio]((http://www.grandideastudio.com)). No permission is granted to use the marks without our express consent.