Archives for Technically Obsolete

Mon 26 January 2026
A slightly unusual DCC Decoder
Sun 16 November 2025
MIFARE Classic Driver
Tue 02 September 2025
USB 1-Wire Bridge
Tue 03 June 2025
HD44780 backpack (SPI and UART)
Sun 30 March 2025
Modular CPU Platform - i960 Processor board (that doesn't quite work...)
Sun 12 January 2025
Notes on Legacy Railway Signalling
Fri 29 November 2024
Modular CPU Platform - 486GX processor card
Tue 12 November 2024
PC104 Ethernet
Sun 15 September 2024
Modular CPU Platform - MIPS processor card
Sun 04 August 2024
Modular CPU Platform - Update 1
Mon 03 June 2024
An on-FPGA logic analyser
Mon 08 April 2024
A Modular CPU Platform
Mon 26 February 2024
The Common Display Connector
Sat 27 January 2024
Notes on the iD Alarm Protocol
Mon 25 December 2023
A SuperIO PC104 card
Sat 25 November 2023
Reverse Engineering the Panasonic DPT protocol
Mon 23 October 2023
Reverse Engineering the Panasonic APT protocol
Sun 08 October 2023
Reverse Engineering an Ethernet to RS485 bridge.
Tue 19 September 2023
A simple RJ45/RJ12 splitter
Mon 04 September 2023
A 68K PC104 card, based on the DragonBall SoC
Sat 26 August 2023
Decoding some... Caller ID
Mon 14 August 2023
System.out.println("Hello, World!");