Eric PietrowiczMaking a Roadside Honey Stand with Thingio, Stripe and an ESP32A family member has started beekeeping recently and as a result has a surprising amount of excess honey. For a while now we’ve been trying…5 min read·Feb 6, 2024----
Eric PietrowiczOpen Source Battery Capacity and Cycle TesterRechargeable lithium batteries are becoming increasingly popular in electronics. Qualifying these batteries from unknown suppliers can be…3 min read·Jul 31, 2020----
Eric PietrowiczFlutter Bluetooth Low EnergyDeveloping native looking cross platform applications to communicate with Bluetooth Low Energy device makes it really easy to spin up an…3 min read·May 13, 2020--1--1
Eric PietrowiczFlutter & Dio Sending a Camera Picture as Form Data HTTP RequestDio is an HTTP client for flutter which is a useful way of sending form data to your back-end API. In this case, using form data to send…2 min read·May 1, 2020--1--1
Eric PietrowiczHow To Read Microsoft Outlook Calendars with PythonUsing the O365 Python library makes communicating with the Microsoft Outlook API very straight forward. The following steps are taken to…5 min read·Nov 20, 2019--4--4
Eric PietrowiczBluetooth Low Energy Development with Flutter and CircuitPythonFlutter is a relatively new framework that is intended to be completely cross platform. Ideally, the same code base (written in Dart) will…3 min read·Nov 5, 2019----
Eric PietrowiczSound Classification with a Convolutional Neural NetConvolutional neural nets (CNNs) are one of the most effective network models being used for image classification given the algorithm’s…4 min read·Oct 2, 2019----
Eric PietrowiczConstant Current Pulse GeneratorWhen designing a pulse generator, maintaining a constant voltage across a varying impedance is a common requirement. However, when a…3 min read·Sep 13, 2019--2--2
Eric PietrowiczCircuit Python on nRF52840 USB Dongle with JLinkThis tutorial outlines how to configure the nRF52840 USB dongle as a circuit python device.4 min read·Aug 14, 2019--2--2