https://github.com/ditronix/peps-raspberry-pi-expansion-port-status
PEPS is an easy to use Raspberry Pi Expansion Port Status Monitor with low current LEDs on each port and useful quick look up on reverse
https://github.com/ditronix/peps-raspberry-pi-expansion-port-status
classroom-tools gpio gpio-pins leds makerspace monitor raspberry-pi school-project status
Last synced: 7 days ago
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PEPS is an easy to use Raspberry Pi Expansion Port Status Monitor with low current LEDs on each port and useful quick look up on reverse
- Host: GitHub
- URL: https://github.com/ditronix/peps-raspberry-pi-expansion-port-status
- Owner: DitroniX
- License: gpl-3.0
- Created: 2025-01-14T15:29:57.000Z (4 months ago)
- Default Branch: main
- Last Pushed: 2025-04-15T17:09:19.000Z (about 1 month ago)
- Last Synced: 2025-04-15T18:22:46.074Z (about 1 month ago)
- Topics: classroom-tools, gpio, gpio-pins, leds, makerspace, monitor, raspberry-pi, school-project, status
- Homepage: https://ditronix.net
- Size: 30.2 MB
- Stars: 0
- Watchers: 1
- Forks: 0
- Open Issues: 0
-
Metadata Files:
- Readme: README.md
- License: LICENSE
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README
## PEPS Raspberry Pi Expansion Port Status Monitor

### Introduction
Remove the need dig through the component box and attach LEDs, Logic probe or fire up the Scope just to quickly check any GPIO pin output status.
**PEPS** simple to use Pi Expansion Port Status monitor board will assist with instant visual information on all GPIO ports and is exactly what you need!
**PEPS** is a Raspberry Pi Expansion Port Status monitor board, with an LED on each port, that is neatly packaged in a compact PiHat mechanical size.
Ideal for:
- Experimenters
- Developers
- Education, Schools and Universities
- STEM
- Learning
- Engineers and Designers
- R&D and Testing
- A super little gadget for the toolbox
**PEPS** is a Raspberry Pi Expansion Port Status monitor board, with an LED on each port, that is neatly packaged in a compact PiHat mechanical size.
**PEPS** has a convenient GPIO chart on the rear.

**PEPS** example with stacking header fitted
**PEPS** example fitted on a Raspberry Pi with Stacking - providing quick and easy GPIO Status Information

### Specification and Features
- Super easy to use and compact **PEPS** board is great to quicky and instantly see what ports are high, or low
- Designed to fit on any Raspberry Pi and be left in place as a side PiHat, or temporarily placed over the Raspberry Pi Pin Header for fast GPIO debugging
- Each Raspberry Pi GPIO port has a very low current 5mA LED, so not to affect the pin state and minimize current.
- GPIO port LEDs are group coloured to assist with fast and instant identification of a GPIO type and status
- Power 5V and 3V3 LEDS to confirm supplies are up on all four power pins. This is also ideal for other clones of the Raspberry Pi.
- The **PEPS** board is the same size as a Pi Zero (65 x 30mm)
- **PEPS** is self powered from the individual GPIO outputsThe underside of the **PEPS** board has a convenient quick lookup of all the Raspberry Pi Pins, Power and GPIOs
==
## **Purchase**
[](https://www.ebay.co.uk/usr/ditronixuk)Our STEM SDK boards and accessories are available from our online shop on [eBay](https://www.ebay.co.uk/usr/ditronixuk)
## **Further Information**Additional information, and other technical details on this project, maybe found in the related repository pages.
**Repository Folders**
- **Code** *(Code examples for Arduino IDE and PlatformIO)*
- **Datasheets and Information** *(Component Datasheets, Schematics, Board Layouts, Photos, Technical Documentation)*
- **Certification** *(Related Repository Project or Part, Certification Information)***Repository Tabs**
- **Wiki** *(Related Repository Wiki pages and Technical User Information)*
- **Discussions** *(Related Repository User Discussion Forum)*
- **Issues** *(Related Repository Technical Issues and Fixes)****
We value our Customers, Users of our designs and STEM Communities, all over the World . Should you have any other questions, or feedback to share to others, please feel free to:
* Visit the related [Project](https://github.com/DitroniX?tab=repositories) *plus the related* **Discussions** and **Wiki** Pages. See tab in each separate repository.
* **Project Community Information** can be found at https://www.hackster.io/DitroniX
* [DitroniX.net Website - Contact Us](https://ditronix.net/contact/)
* **Twitter**: [https://twitter.com/DitroniX](https://twitter.com/DitroniX)
* [Supporting the STEM Projects - BuyMeACoffee](https://www.buymeacoffee.com/DitroniX)
* **LinkedIN**: [https://www.linkedin.com/in/g8puo/](https://www.linkedin.com/in/g8puo/)***Dave Williams, Maidstone, UK.***
Electronics Engineer | Software Developer | R&D Support | RF Engineering | Product Certification and Testing | STEM Ambassador
## STEM
**Supporting [STEM Learning](https://www.stem.org.uk/)**
Life is one long exciting learning curve, help others by setting the seed to knowledge.
