Description
Control firmware for a traffic signal, read from the machine’s chips before it was scrapped.
Provenance
Found during a house clearance in Sunfield Falls and passed to Lazarus. Contacts were cleaned before reading. The image matches a checksum published by the original distributor.
Preservation
- Fixity (SHA-256)
9140a237cc0cd5f7990651c94b70b36a329adb09e8d9471f41fc6c964e681a8a- Last verified
- Oct 14, 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: Marlin Electronics, Marlin traffic signal controller, model GP-780 (2013). Lazarus Archive, LZ-18542.