---
name: "thmc"
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/thmc"
---

# thmc(4)

TI THMC50, Analog ADM1022/1028 temperature sensor

## NAME

**thmc** – TI THMC50, Analog ADM1022/1028 temperature sensor

## SYNOPSIS

**thmc\* at iic?**

## DESCRIPTION

The **thmc** driver provides minimal support for the TI THMC50, Analog ADM1022 and Analog ADM1028 temperature sensor. The device possesses internal and external temperature sensors, These values are made available through the [sysctl(8)](/sysctl/8.md) interface.

## SEE ALSO

[iic(4)](/iic/4.md), [intro(4)](/intro/4.md), [sensorsd(8)](/sensorsd/8.md), [sysctl(8)](/sysctl/8.md)

## HISTORY

The **thmc** driver first appeared in OpenBSD 4.3.

## AUTHORS

The **thmc** driver was written by Theo de Raadt ⟨*deraadt@openbsd.org*⟩.