The Curious Engineer

All blogs / Retro computing

Big Dan the Blogging Man

bigdanzblog.wordpress.com

Retro computingElectronicsEmbedded / microcontrollersOther languages

’15’20’25
Posts
154 from 22 Aug 2013 to 22 Sep 2026
Posting
now and then (4 in the last year)
Kind
personal blog
Feed
https://bigdanzblog.wordpress.com/feed/

2026 2

  1. Creating a Template to Drill Screw Holes for Rear Mount Equipment
  2. Some Housekeeping

2025 10

  1. SparkFun Ethernet Adapter for Teensy 4.1 Error “Ethernet shield was not found. Sorry, can’t run without hardware”
  2. Installing Adventure, Thisala, Ferret, and Other Games onto a Data General MV AOS/VS Minicomputer Simh Emulator
  3. Video of HP 1000 Usage
  4. Playing the 425 Point Version of Adventure on the HP 1000 Computer System
  5. Adding Routines to the HP 1000 System Library Index File (SNAPSHOT File)
  6. Transferring Files INTO/OUT OF a SIMH HP 1000
  7. Installing Software from the HP 1000 Contributed Software Library into a SIMH HP 1000
  8. Playing Adventure (a.k.a. Colossal Cave) on the HP 1000 Computer System
  9. Can’t View/Change Call Forwarding Settings on Android with Consumer Cellular
  10. Porting OBIHAI VoIP Telephone Service from Google Voice to Callcentric

2024 7

  1. Electronics Test Gear on the Cheap
  2. How to use VeeCAD Stripboard Editor with KiCad
  3. Linux Mint and Uploading Code to a Clone Arduino Nano
  4. Solved: Honda Lawn Mower (Model HRX217HYA) with GVC 200 Engine and Automatic Choke Hard to Start
  5. Sunrise / Sunset Algorithm Implemented in C / gcc
  6. The HP 15C Scientific Calculator (Collectors Edition)
  7. WWVB Atomic Clock Receiver Driver for Teensy 3/4 (MAS6180C)

2023 15

  1. Emulating WWVB signal to Test CANADUINO 60kHz WWVB Atomic Clock Receiver (V3) – Breakout Board for MAS6180C
  2. Assembling and Testing CANADUINO 60kHz WWVB Atomic Clock Receiver (V3) – Breakout Board for MAS6180C
  3. Soldering a Micro USB Socket to a PCB
  4. IWISS SN-025 vs IWISS SN-28B Dupont Pin Crimper
  5. Making a [near] Perfect No-Flip Omelette
  6. Prodigy P2 Brake Controller Reports 11, 12, 14, and 17 When Adjusting Power to Brakes
  7. PDP-11/RT11: Card Readers and Batch Jobs
  8. Using the PDP-11 RT11 Operating System
  9. Using the PDP-11 (PiDP-11) Front Panel to Enter Data and See Results
  10. Entering and Running a Tiny Program from the PDP-11 (PiDP-11) Front Panel
  11. Hand Loading and Testing a [simH] PDP-11 Program
  12. Using PocketWizard Remote Control Transceivers to Connect Pentax SLR/DSLR to Studio Flash
  13. Interfacing WizFi360 WiFi Module to Teensy 4.0 MCU
  14. Updating WizFi360 Firmware Over the Air (OTA)
  15. Testing Wizfi360io-H using 3.3V FTDI Cable

2022 12

  1. Using Mass Storage Devices on Simh PDP-11/RT-11: Paper Tape, Diskette, Dectape
  2. Adding Macro-11 (Assembler), Fortran, BASIC, and Pascal to PDP-11 / RT-11
  3. Connect Serial HP 700/96 Terminal to Raspberry Pi Using a Max3232 TTL to RS-232 Converter Module
  4. Refurbishing an HP C1400A Keyboard from an HP 700/96 Terminal
  5. Implementing VT100 Terminal Emulation with PiDP-11
  6. Building the PiDP-11 DEC PDP-11 Replica Minicomputer
  7. Video of HP3000/XL Series 918 Startup and Shutdown Procedures
  8. Using Nikon Super Coolscan 4000 ED 35mm Film Scanner with Windows 10
  9. Simple Example of Embedding a JPG into an Email using Sendmail
  10. Paint Touch-up Using Ford Motocraft Paint Pen
  11. Writing new Boot Loader to Arduino Nano 33 IOT
  12. The Classic HP 16C Programmer’s Calculator

2021 5

  1. Replacing RV Exhaust Vent Cover
  2. Insulating RV Windows
  3. VeeCad / Stripboard Revisited
  4. DTMF Detector / Decoder Circuit
  5. Review: “A Guide to COBOL Programming” (and others) by Daniel D. McCracken

2020 23

  1. Accessing HP3000 with Telnet and puTTY
  2. Replacing HP3000 Series 928LX SCSI Hard Drive with SCSI2SD SD Card interface
  3. Repairing a female Molex .156 Found on Pinball Games
  4. GnuCOBOL’s Report Writer Module
  5. COBOL Sort Module in GnuCOBOL
  6. COBOL and $2,020,202.02
  7. My Own Embedded SQL GnuCOBOL Program
  8. Embedded SQL for GnuCOBOL using ocesql
  9. COBOLWorx GnuCOBOL and Debugger
  10. Debugging GnuCOBOL Using WITH DEBUGGING MODE
  11. Calling Pascal procedures to Manipulate the GnuCOBOL String Data Structure
  12. A String Data Structure for GnuCOBOL
  13. Parameter Passing when calling Free Pascal from GnuCOBOL
  14. Calling Free Pascal Procedures from GnuCOBOL in Windows
  15. Installing gnuCOBOL into MinGW
  16. Portable Air Conditioner Adapter for Casement Window
  17. Installing MinGW (for gnuCOBOL)
  18. Installing PostgreSQL (for GnuCOBOL)
  19. The Ultimate Electronics Toolbox
  20. Installing gnuCOBOL on Windows
  21. Cleaning out Your Quicken Data File: Deleting all Historical Transactions, Securities, and Accounts
  22. HP3000/XL Series 918 Startup and Shutdown Procedures
  23. Can Canned Fuel (Sterno) Boil Water?

2019 8

  1. Windows Update Blocker, WUG
  2. Watch Dog Timer (WDT) for ESP8266
  3. Raspberry PI (RPI) USB Drive Performance
  4. Playing Old Interactive Fiction Games on the HP3000
  5. Woof Off! PCB Files
  6. Upgrade HP3000 SIMH Disk Drive from HP7920 to HP7925
  7. Using Kermit to Transfer files to/from SIMH HP3000
  8. Copy files from an HP3000/XL Computer System to a SIMH HP3000/Classic

2018 3

  1. How to Keep a Bolt from Falling out of your Socket Driver (Petroleum Jelly Bolt Holder)
  2. Instructions for Emulating an HP3000 with SIMH
  3. Woof Off! – A Device to Control an Out-of-Control Barking Dog

2017 4

  1. Watch Dog Timer (WDT) for Teensy 3.1 and 3.2
  2. Using tcpdump with DD-WRT
  3. Forcing Accelerator Key Labels ALWAYS ON in Linux Mate
  4. Cermetek CH1724 Modem PTH Adapter Board

2016 12

  1. Making a Data Only Cable For Teensy/Arduino/Nano
  2. Refurbishing a Skimmer Weir Gate
  3. Using Modulus Arithmetic to Navigate a Circular List
  4. Writing Code to Handle Arduino’s millis() Roll Over
  5. Obtaining a Local Phone Number for Google Voice
  6. Preventing Peg Board Hooks from Coming Out of the Peg Board
  7. Project Box Graphics
  8. Cutting Holes in an ABS Plastic Project Box
  9. How to use VeeCAD Stripboard Editor with CadSoft Eagle
  10. Adafruit Thermal Printer Library haspaper() Function Fix
  11. 5V to 48V Switch-Mode Power Supply using MC34063
  12. Using Bondic Plastic Welder (Glue)

2015 18

  1. Loose Part Storage During Electronic Device Repair
  2. Switch Debouncing and Waiting for a Button Press
  3. Wiring Wiz820io Ethernet Module to Teensy 3.1 (or 3.2)
  4. Resetting / Rebooting ATTiny85 with Watchdog Timer (WDT)
  5. How to Crimp Your Own Dupont Connectors to Jumper Wires
  6. Testing LinkSprite Caller ID Module (based on HT9032) with a PC
  7. USB Dial Up Modem for Raspberry Pi
  8. ESP8266 Echos AT but will not Respond with OK
  9. Sunrise / Sunset Algorithm Implemented in Free Pascal / Lazarus
  10. Can’t Get I2C to Work on an Arduino Nano? (Pinout Diagrams)
  11. Code Upload to Arduino Mega hangs but Uploads Fine to Arduino Uno
  12. Using a DG600F Coin Acceptor to Control EmulationStation Gaming Software
  13. CPLD/FPGA Programming for an Arduino Kind of Guy
  14. Interfacing DG600F Coin Acceptor to Arduino
  15. Using the Teensy 3.1 Real Time Clock (RTC)
  16. Telephone System Mechanical SXS Line Finder Video
  17. Installing SNMP onto a Raspberry Pi
  18. Wiring Teensy 3.1 and ENC28J60 Ethernet Module Together

2014 26

  1. Teensy 3.1 – Emulating a USB Keyboard
  2. Teensy 3.1 First Look – Features, Installation, and Compiling Blink
  3. Turning a Diesel Block Heater On Based On Time and Temperature
  4. Using the “ManRob” ATTiny Programmer / ATTiny Arduino Shield
  5. Getting Wireshark to run on Raspberry Pi with VNC
  6. Monitoring the Weather with WVIEW and Raspberry Pi
  7. Arduino Watchdog Timer (WDT) Example Code
  8. Installing the Optiboot Loader on an Arudino Nano to Fix the Watch Dog Timer (WDT) Issue
  9. Building an Electronics/Small Projects Workbench
  10. Using a KY040 Rotary Encoder with Arduino
  11. Programming ATTiny85 Using Sparkfun Tiny AVR Programmer
  12. Precisely Cutting a 4×8 with a Circular Saw
  13. Design an Acrylic Box and Have Ponoko.com Lasercut It
  14. SIMH PDP-8: Manually Loading the RIM Loader, the Binary Loader, and an Application from Paper Tape
  15. Instructions for Emulating an HP2000 Access Computer System using SIMH
  16. Compiling and Running ‘Hello World!’ in PDP-8 FORTRAN IV
  17. Assembling/Compiling to SIMH PDP-8 Paper Tape and Executing the Paper Tape Program
  18. Getting the SIMH PDP-8 Paper Tape Punch (PTP) Installed
  19. Hello World! Program for PDP-8 Using PAL Assembly Language
  20. Creating a Very Simple PDP-8 Assembler (PAL8) Program
  21. Editing Files on a PDP-8 using OS/8 EDIT
  22. Running BASIC on the PDP-8 SIMH Emulator
  23. PDP-8 SIMH Emulator: Building and Formatting an RK05 Hard Drive
  24. Setting up a PDP-8 Emulator for Windows
  25. Adding Tactile Feed Back to the Home Keys F and J
  26. Accessing Raspberry Pi GPIO using Lazarus/Free Pascal

2013 9

  1. Arduino Narcopletic Library Results in CPU Resets/Reboots
  2. Arduino Low Power Experiment
  3. Camera Obscura
  4. Emulating your very own DECSYSTEM-10 (PDP-10)
  5. MPEZ is Operational Again
  6. HP3000 Emulator Revisited
  7. Unix Utilities a.k.a. UNXUTILS
  8. Dan’s Unix/Linux Cheat Sheet
  9. AirportTime Link