---
name: "tsciic"
section: "4"
platform: "openbsd"
package: "man"
version: "8.0-current-20261101"
release: "OpenBSD 8.0-current (2026-11-01)"
platforms: ["openbsd"]
url: "https://new.carta.tech/tsciic"
---

# tsciic(4)

DECchip 21272 and 21274 Core Logic chipset I2C controller

## NAME

**tsciic** – DECchip 21272 and 21274 Core Logic chipset I2C controller

## SYNOPSIS

**tsciic\* at tsc?** **iic\* at tsciic?**

## DESCRIPTION

The **tsciic** driver provides support for the I2C controller on the DECchip 21272 and 21274 Core Logic chipsets, on systems without remote management consoles.

## SEE ALSO

[iic(4)](/iic/4.md), [intro(4)](/intro/4.md), [tsc(4)](/tsc/4.md)