9:30-10a Cocktails & Conversation (virtual)
10a Presentation
Bring your sensor stories, and projects and share them with the group.
Sat. Dec. 11, 2021 – Sensors (virtual)
Sat. Nov. 13, 2021 – Infrared Data Communications
Jim Briante presenting
9:30-10a Cocktails & Conversation (virtual)
10a Presentation
Jim’s Presentation Notes are here.
IrDA Infrared communication
Infrared Emitting Diode
• Angle of half intensity: ϕ,
• Relative radian power vs wave length
Infrared Receiver
• Series for remote control
• Automatic gain control (AGC)
• Data format compatibility
Data Encoding Methods
• Pulse distance encoding, Pulse width encoding, Manchester bi-phase encoding
Basic IR System –IR emitter/receiver
• External components/software
• Generating Pulses
• With PSoC PWM interrupts
• Raspberry Pi Pico State Machine
• Receiving Pulse
• Raspberry Pi Pico using interrupts
Single Pulse Application Example
IR Receiver for Continuous Data Communication
• What works for RS-232 data transmission and why?
Project Utilising IR emitters/Receivers using RS-232 Communication
Reference
Sat. Nov. 27, 2021 – Flask Again (virtual)
9:30-10a Cocktails & Conversation (virtual)
10a Presentation
Flask is a micro web framework written in Python. Applications that use Flask include Pinterest and LinkedIn.
In this presentation, we’ll review the Flask web development from the perspective of a new web developer and build up our understanding “one drop at a time.”
Sat Oct 23 2021 – CircuitPython and Mu
9:30-10a Cocktails & Conversation
10a Presentation
See how easy it is to code microcontrollers with CircuitPython and the Mu development environment.
CircuitPython is a version of Python 3 created to run on small microcontrollers. Mu is a very simple Python writing tool. Put them together and programming micros becomes faster and more fun.
Lynn’s presentation is here:
Sat. Oct 9, 2021 – Forth, a RPN Language
9:30-10a Cocktails & Conversation
10a Presentation
Sat 25 Sep 2021 – Intro to Pi and Others Discussion
Intro to Pi & Others Discussion. We will review the course materials, and discuss improvements, and getting the word out.
Intro to Pi & Others is a four part series with each session building on the previous sessions, where Pi basics of software and hardware will be explored.
9:30 AM to 11:30 AM PDT
Sat 11 Sep 2021 – Summer Fun
9:30-10a Cocktails & Conversation
10a Presentation
Share the projects you have been working on over the summer. This will be a virtual show and tell using Jitsi.
https://meet.vinnythegeek.ca/vicpimakers
Sadly, we are still dealing with Covid-19, and the meetings will be virtual in the month of September.
Deid’s Clock presentation is here.
Sat. June 26, 2021 – HW Additions to automate Pi
9:30 AM to 11:30 AM PST
Don will share with us some cool hardware additions to automate your Pi.
9:30-10a Cocktails & Conversation
10a Presentations
Presentation material is here.
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
Sat. June 12, 2021 – Prototyping
9:30 AM to 11:30 AM PST
Jim will share with us his secrets in Prototyping projects, from concept to breadboarding, prototyping and printed circuit
board.
The discussion will touch on hardware/software tools used in each of the phases with focus on methods of prototyping and assembly.
See the presentation .pdf here.
9:30-10a Cocktails & Conversation
10a Presentations
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
Sat., May 22, 2021 – Introduction to Algol
Algol, the Algorithmic Language. Murray will share the ins and outs of Algol, and the really cool things he has done with it.
9:30-10a Cocktails & Conversation
10a Presentations
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
Sat. May 8, 2021 – Things I learned while locked down
9:30 AM to 11:30 AM PST
9:30-10a Cocktails & Conversation
10a Presentations
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
Sat. April 24 2021 – Displays
9:30 AM to 11:30 AM PST
Lynn will share with us the many Display options available for embedded systems.
9:30-10a Cocktails & Conversation
10a Presentations
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
Get Lynn’s presentation here.
Sat. Apr 10, 2021 – Sensors Part 2
Deid and others will share what sensors they have been using to sense the real world and report it to the computer world.
9:30 AM to 11:30 AM PST
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
Click to page 2 for presentation links and images.
Sat. March 27 – History of Computer Programming
Alan German will walk us through the golden years of computer programming, covering many languages we all know and love, and some we may not have heard of.
9:30 AM to 11:30 AM PST
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
Sat. Feb. 27, 2021 The Challenges
Jim will review the answers to the Challenge (1 and more). Did you get the answers right? Find out on Saturday. Find Jim’s Challenges here.
9:30 AM to 11:30 AM PST
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
Sat. Mar. 13, 2021 – Hardware Containers
Now that you have the world’s most useful project, it is time to package it up so the world doesn’t break it. We’ll discuss using different packaging containers to protect your project.
9:30 AM to 11:30 AM PST
Jitsi Virtual Meeting
https://meet.vinnythegeek.ca/vicpimakers
Please contact markg@vicpimakers.ca if you are having trouble connecting to the meeting server.
George’s packaging presentation: https://docs.google.com/document/d/1ivUou7D7rNFYmZPl1GAi4F6A5dP52ewsqoxxl0eUt5c
Deid’s packaging presentation: http://drsol.com/~deid/pi/packaging/
Sat. Feb 13, 2021 – Intro to Pi
Deid will give the Introduction to Pi presentation he gave to the OPCUG (Ottawa PC Users Group) last fall. It will be chock full of ideas for that Pi you have just laying around, or stuff in a drawer.
See presentation here: http://drsol.com/~deid/pi/piIntro/index.html
This will be a virtual Jitsi meeting.
https://meet.vinnythegeek.ca/vicpimakers
Sat. Jan 9, 2021 – Algol
Murray will introduce/refresh us on the wonderful world of Algol.
This will be a virtual meeting.
Virtual Meeting via Jitsi
https://meet.vinnythegeek.ca/vicpimakers
Sat. Jan. 23, 2021 – Electronics with Bolt Cutters
Electronics doesn’t have to be all tiny surface mount components that you can barely see. George will tell us about how to do electronics using bolt cutters this month.
This will be a virtual Jitsi meeting.
https://meet.vinnythegeek.ca/vicpimakers