---
name: "exca"
section: "4"
platform: "freebsd"
package: "base"
version: "16.0-CURRENT-20261027-61c70dc16a79"
release: "FreeBSD 16.0-CURRENT (2026-10-27)"
platforms: ["linux", "freebsd"]
url: "https://new.carta.tech/exca"
---

# exca(4)

helper module for PC Card and CardBus systems

## NAME

**exca** – helper module for PC Card and CardBus systems

## DESCRIPTION

The **exca** module is used to implement the Intel ExCA interface to PC Cards.

## SEE ALSO

[pccbb(4)](/pccbb/4.md)