Description
Control firmware for a tram ticket machine, read from the machine’s chips before it was scrapped.
Provenance
Deposited by Larkmont Springs Community Archive, which had held it unread for years. The chips were read several times in a programmer; one differing bit was resolved by majority. All of the work survives. The repairs are listed in the record’s damage map.
Preservation
- Fixity (SHA-256)
eedd4381052419ae53bdf897ac6a7a4cffa827f9c045807f7183b68b770d3716- Last verified
- Oct 7, 2026, by Vigil
- Emulation profile
- LZE-EMBED-2 · lz-mcu core
- Copies
- Three, on two kinds of storage, in two cities
- Original carriers
- Kept in cold storage in Vancouver
Access
Free, in reading rooms only, under the Lazarus orphan works policy.
In the reading room it runs in emulation under profile LZE-EMBED-2, from a read-only copy of the recovered image, as it would have on an embedded controller.
Cite as: Juniper Controls, Juniper tram ticket machine controller, model MS-890 (2000). Lazarus Archive, LZ-13097.