Lazarus Archive · LZ-06794

Calder cash register controller, model ZG-960

Calder Appliances, 1991. Firmware for an embedded controller.

Description

Control firmware for a cash register, read from the machine’s chips before it was scrapped.

Provenance

Donated by the creator in 2004. Contacts were cleaned before reading. All of the work survives. The repairs are listed in the record’s damage map.

Preservation

Fixity (SHA-256)
99bb0daa0a32baf72f4aa0a6a00dcf4ba575d2affa3f7b0d207da47166b52689
Last verified
Oct 6, 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: Calder Appliances, Calder cash register controller, model ZG-960 (1991). Lazarus Archive, LZ-06794.

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