Blog

Pi-Fest Music Tech Challenge - Awesome Prizes

2022-10-26T01:22:00Z

I received 4 large boxes from element14 yesterday - two of them contained prizes from the Pi-Fest Music Tech Challenge, so of course I had to post a blog about what was in the boxes: community.element14.com/.../Pi_2D00_Fest_5F00_ShureS...(read more)

Audio Encryption Project Blog 5: Final Results

2022-08-10T06:57:29Z

Final Goals So far we have tested and verified that all of our individual pieces of code work. Now it’s time to integrate them and debug any problems. Let’s start with our Pico named Bob. Bob reads audio from the mic, encrypts i...(read more)

Audio Encryption Project Blog 4: Encryption and Decryption

2022-08-10T05:32:39Z

Tiny Jambu Encryption and Decryption The Tiny Jambu algorithm is a lightweight cryptographic algorithm written in C by Hongjun Wu and Tao Huang and is available here. We started by testing the encryption and decryption functions from the Tiny Ja...(read more)

Audio Encryption Project Blog 3: Interfacing Modules

2022-08-09T18:47:00Z

Microphone and Speaker Modules Our microphone and audio decoder use the i2s protocol, a protocol for sending and receiving audio. Below is the i2s timing diagram. Figure: i2s timing diagram Basically the code should set the ws, then send a bit of da...(read more)

e-tabla part #5: Final Thoughts

2022-08-09T15:29:00Z

Final ThoughtsIt was a nice project and I enjoyed experimenting with the pi pico. It has proven to be a very versatile MCu of very low cost. It particularly stands out because of its 2 cores, nice form factor, the PIO state machines and large flash m...(read more)

Pi-Fest A Project(s) The oh good lord did I really start this project, I am going to finish it! [Blog 5]

2022-08-09T15:23:00Z

The parts - so far. Lets quickly touch on the "design process", it is somewhat akin to the walk and build or design on some paper you had on your desk, more than the lets just play it by ear and see how it goes, but by no means any feat ...(read more)

Pi-Fest A Project(s) The Sound Reative Desk Piece. [3D Parts] [Blog 4]

2022-08-09T14:55:00Z

Overview from the back, assuming your jumpers are reasonably rigid with the 7 of them in two loops connected to the Pico Pi, they double up as part of the back of the stand! Magic Design files (Fusion 360): community.element14.com/.../picopi_2D0...(read more)

e-tabla part #4: First Working Prototype

2022-08-09T13:33:00Z

Hi, all! This time I've been working on putting it all together and making it work. There is the audio part, the touch sensitive ink part and building of the drum.I used white glue for the faux leather and a mix of Liquid Tape and powdered g...(read more)

Pi-Fest A Project(s) The Monomome like. [3D Parts] [Blog 3]

2022-08-09T10:55:00Z

Overview Design files: I have zipped the Matrix button pannel v3.f3d, which is the Fusion 360 design archive file. This has my sketch, design, and all details which you can bend and use to your hearts content. 3D printed, it is a near perfect fit ...(read more)

Pi-Fest A Project(s) in Progress and a user fail. [BLOG 1]

2022-08-09T10:49:36Z

Mea Culpa My post it note has the challenge end as the 29th July. This is wrong I have found out this morning. It did in fact close on the 14th July. This is 100% my own error, my apologies to the E14 team on this and the other entrants. The Project(...(read more)

Songspire - Not the final chirp

2022-08-09T08:13:00Z

Hi all ! Hope everyone is well. This project was very fun to do. I've learned a lot, specially discovering that technology can help protect this little (and not so little) feathered friends. I've learned more about Machine Learning and Tiny...(read more)

Pi-Fest - Entry Theme Player with Raspberry Pi Pico (Blog5)

2022-08-09T03:08:00Z

Hi Everyone,This is the final blog of this project , explains the overall concept and works. The previous blogs are listed hereBlog1 , Blog2 , Blog3, Blog4 Concept The concept of this project is to play background music on a person entry. ...(read more)

Audio Encryption Project Blog 2: The Operating System

2022-08-08T19:56:00Z

We decided to install FUZIX onto our picos in order to run programs written in different languages. The Fuzix operating system is a Unix clone made to run on small platforms like the Raspberry Pi Pico. After taking a look at the Github we realiz...(read more)

Blog #6 Working.

2022-08-08T19:32:44Z

This is the Continuation of the Blog #5. Here I have used Raspberry Pi PICO, Max4466, and SSD1306. All the code is developed and Flashed using the Arduino IDE(Steps to Follow to Setup Please Follow Blog 4.). Now Working: Visualizing the Frequ...(read more)

Raspberry Pi Pico MIDI Box: Blog#5 Time For Truth

2022-08-07T19:51:00Z

Raspberry Pi Pico MIDI Box: Blog#5 Time For Truth Now we have come to the last blog and it means we need to put to test the MIDI we build so far. To test the MIDI I decided to use the FL studio which can be downloaded here. Once you have downloaded ...(read more)