Synopsys: an introduction to the design flow
An introduction to HSpice, physical verification, parasitic extraction, and schematic-to-layout comparison through a NAND example.
04 / Video library
The work, on record.
Technical demonstrations, experiments, and teaching from the Bangonkali archive. Browse by subject, or follow a series from its first principles.
83Technical recordings
6Fields of practice
99Public uploads assessed
Older recordings document the tools and methods of their time. Titles, dates, and original sources keep that context visible.
83 recordings in the technical collection
01Start here
A selection across electronics, simulation, embedded software, and modern systems.
Date not verified
Schematic capture and HSpice simulation
A practical continuation of the Synopsys tool flow, focused on entering and simulating a circuit.
Date not verified
Synopsys VCS on CentOS
A recorded walkthrough of the Verilog simulation environment using VCS on Linux.
Date not verified
PIC assembly: episode 1
The opening installment of a practical series on programming PIC microcontrollers in assembly.
PIC assembly: episode 2, part 2
A detailed PIC tutorial covering memory-bank switching, I/O, and the relationship between instructions and device behavior.
Date not verified
OpenCV on the Cyclone V SoCKit
A demonstration associated with the ARM/FPGA-board computer-vision research project.
Date not verified
SoCKit boot and USB camera support
A record of Linux startup and UVC camera integration on the SoCKit platform.
Date not verified
Agus Maps on Android
A demonstration of the native map-rendering integration in a Flutter application on Android.
Date not verified
Tracing with Grafana Tempo and OpenTelemetry
An observability-focused recording about following application activity through distributed traces.
Date not verified
Local OCR with the Baidu model ecosystem
An OCR application demonstration related to the local document-processing work that developed into Trapo.
02Browse the archive
Microelectronics, HDL & EDASynopsys tool flow2 recordings
Synopsys: an introduction to the design flow
An introduction to HSpice, physical verification, parasitic extraction, and schematic-to-layout comparison through a NAND example.
Date not verified
Schematic capture and HSpice simulation
A practical continuation of the Synopsys tool flow, focused on entering and simulating a circuit.
Microelectronics, HDL & EDAMicroelectronics, HDL & EDA12 recordings
Date not verified
CMOS JK flip-flop
A circuit-level study of a JK flip-flop, part of the digital-design teaching archive.
Date not verified
CMOS D-latch
A CMOS latch example connecting transistor-level implementation with digital behavior.
Date not verified
Testing a Cyclone II FPGA board
A board-based FPGA experiment from the hardware and digital-logic archive.
Date not verified
Synopsys VCS on CentOS
A recorded walkthrough of the Verilog simulation environment using VCS on Linux.
Date not verified
A VGA synchronization timer
An experiment in the timing logic needed to generate a VGA display signal.
Date not verified
Up/down counter with Xilinx tools
A small counter design used to explore the Xilinx development workflow.
Date not verified
Up/down counter with Quartus and ModelSim
A counter example connecting HDL development with simulation in the Altera toolchain.
Date not verified
Counter demonstration without narration
A short visual record of counter behavior; useful alongside the narrated HDL examples.
Date not verified
jVerilog: a small Verilog IDE
A demonstration of a Windows interface around Icarus Verilog for a compact simulation workflow.
Date not verified
Four-bit adder and subtractor
A demonstration of arithmetic logic from the collection of small Verilog designs.
Date not verified
A Verilog workflow with Xilinx tools
An introductory recording of the development workflow around a Verilog design.
Date not verified
An open-source Verilog workflow
An introduction to working with Verilog using freely available simulation tooling.
MCU, electronics & instrumentationPIC assembly3 recordings
Date not verified
PIC assembly: episode 1
The opening installment of a practical series on programming PIC microcontrollers in assembly.
Date not verified
PIC assembly: episode 2
A continuation of the PIC assembly series, developing the microcontroller programming workflow.
PIC assembly: episode 2, part 2
A detailed PIC tutorial covering memory-bank switching, I/O, and the relationship between instructions and device behavior.
MCU, electronics & instrumentationMCU, electronics & instrumentation17 recordings
Date not verified
An ultrasonic sensor with a PIC microcontroller
A hardware experiment connecting distance sensing with a PIC-based controller.
Date not verified
PIC interfaces: LCD and keypad
A practical demonstration of a display and keypad connected to a microcontroller.
Date not verified
Setting up a Proteus development workflow
An introductory recording of the simulation environment used for electronics exercises.
Date not verified
SEMACS: energy monitoring and control
A demonstration of the residential energy-monitoring prototype, linking metering hardware with application information.
Date not verified
Gizduino custom base board
A hardware-focused record of a custom base board for a microcontroller project.
Date not verified
Transformer winding
A hands-on look at winding a transformer as part of the electrical-hardware archive.
Date not verified
Unwinding a transformer
A practical look inside a transformer and the construction of its windings.
Date not verified
Project Blacky: hardware
An overview of the hardware in the Project Blacky student-build series.
Date not verified
Project Blacky: PCB work, part 1
The first PCB-focused recording in the Project Blacky build archive.
Date not verified
Project Blacky: PCB work, part 2
A continuation of the PCB work documented for Project Blacky.
Date not verified
Project Blacky: breadboard prototype
A bench-level demonstration from the project’s breadboard development stage.
Date not verified
Arduino and the web
A demonstration of physical readings reaching a live web interface through the host computer.
Date not verified
Arduino Mega 2560 and the web
A companion demonstration of the Arduino Mega and a browser-facing data path.
Date not verified
Controlling a relay with Arduino
A small hardware-control experiment using an Arduino and a relay.
Date not verified
Arduino relay: companion demonstration
A second view of the relay-control experiment in the Arduino archive.
Date not verified
First impressions of a chipKIT board
An exploratory look at the development board and its place in an electronics workflow.
Date not verified
ESP8266 wireless-controller experiment
A practical review and demonstration around an Espressif-based wireless controller.
Embedded Linux & computer visionEmbedded Linux & computer vision14 recordings
Date not verified
Working with OpenWrt firmware
A firmware-focused experiment in the embedded Linux archive.
Date not verified
OpenCV on the Cyclone V SoCKit
A demonstration associated with the ARM/FPGA-board computer-vision research project.
Date not verified
SoCKit desktop integration with Synergy
An experiment in interacting with the board’s Linux environment from a shared desktop setup.
Date not verified
SoCKit boot and USB camera support
A record of Linux startup and UVC camera integration on the SoCKit platform.
Date not verified
Preparing the SoCKit development board
A physical-board preparation record from the SoCKit project archive.
Date not verified
Unboxing the SoCKit board
An introduction to the hardware used in the embedded-vision research.
Date not verified
Cubieboard webcam face detection
A demonstration connecting a USB webcam and computer vision on an embedded Linux board.
Date not verified
Cubieboard face-detection experiment
A companion computer-vision demonstration from the Cubieboard series.
Date not verified
Cubieboard GPIO
An exploration of general-purpose I/O from the embedded Linux environment.
Date not verified
First impressions of Cubieboard
An introductory look at the board before the more focused Linux and vision experiments.
Date not verified
Kinect as a mouse input
An experiment connecting a depth-camera interaction to desktop cursor control.
Date not verified
Face detection with Kinect
A computer-vision demonstration using input from a Kinect device.
Native mobile & desktop systemsNative mobile & desktop systems13 recordings
Date not verified
Agus Maps on Android: landscape
The Flutter map plugin demonstrated in an Android landscape layout.
Date not verified
Agus Maps on Android
A demonstration of the native map-rendering integration in a Flutter application on Android.
Date not verified
Agus Maps on iOS
The offline-map integration shown in the iOS reference application.
Date not verified
Agus Maps on macOS
A desktop demonstration of the map engine embedded in a Flutter window.
Date not verified
Agus Maps example application
A walkthrough of the example application used to exercise the map plugin.
Date not verified
Agus Maps: project overview
An overview of the offline-map plugin and its integration with Flutter.
Date not verified
Agus Maps on Linux
A demonstration of the Linux integration and its native rendering path.
Date not verified
Agus Maps: early macOS experiment
An earlier desktop integration record, retained as part of the development sequence.
Date not verified
Agus Maps on Windows
A Windows desktop demonstration of the Flutter and native map-engine integration.
Date not verified
Agus Maps: early Android experiment
An early Android recording from the map plugin’s development history.
Date not verified
DuckDB in a Capacitor application
An experiment bringing a local analytical database into a native application shell.
Date not verified · short
Agus Maps on iOS: short demonstration
A compact look at the iOS map integration.
Date not verified · short
DuckDB on Android: short demonstration
A brief record of the local database experiment on an Android device.
Software, observability & deliverySoftware, observability & delivery19 recordings
Date not verified
Tracing with Grafana Tempo and OpenTelemetry
An observability-focused recording about following application activity through distributed traces.
Date not verified
Network measurements with iPerf3
A practical recording of network-performance measurement with iPerf3.
Date not verified
C# continuous integration: part 1
The first part of a walkthrough connecting C# development with automated delivery tooling.
Date not verified
C# continuous integration: part 2
A continuation of the C# continuous-integration workflow.
Date not verified
Building a PHP API
A recorded application-development exercise focused on a PHP API.
Date not verified
Working with ES6 imports
A focused explanation of JavaScript module imports in an application workflow.
Date not verified
Xamarin development: part 1
The opening installment of a mobile-application development walkthrough with Xamarin.
Date not verified
Xamarin development: part 2
A continuation of the Xamarin application-development series.
Date not verified
Xamarin application preview
A preview accompanying the mobile-development walkthrough.
Date not verified
Waning: a web-based 3D experiment
An experiment combining a React interface with a browser-based 3D scene.
Date not verified
Waning: rendering on the main thread
One side of the browser-rendering experiment, using the main thread.
Date not verified
Waning: rendering in a worker
The companion experiment moving rendering work away from the main browser thread.
Date not verified
Sparklines in an application interface
A small visualization experiment using compact charts to communicate data.
Date not verified
Magtxt: application demonstration
A demonstration from the messaging-application archive.
Date not verified
Magtxt: companion demonstration
An additional record of the messaging-application experiment.
Date not verified
A currency application in VB.NET
An early desktop-programming exercise built with Visual Basic .NET.
Date not verified
A Node.js chat application on Windows
A demonstration associated with the early Node.js Windows packaging and Socket.IO work.
Date not verified
Node.js and Socket.IO: an early chat demo
An earlier recording of the real-time messaging example for Windows users.
Date not verified · short
TP-Link TL-SX1008: short hardware look
A brief hardware-oriented record from the networking and homelab archive.
Local AI, speech & OCRLocal AI, speech & OCR3 recordings
Date not verified
Local OCR with the Baidu model ecosystem
An OCR application demonstration related to the local document-processing work that developed into Trapo.
Date not verified · short
Kokoro 82M: local speech synthesis
A short experiment with an existing speech-synthesis model running in a local workflow.
Date not verified · short
Sherpa speech on Android
A short demonstration of speech tooling integrated on an Android device.