UTHUM(4) - Device Drivers Manual

UTHUM(4) - Device Drivers Manual #

UTHUM(4) - Device Drivers Manual

NAME #

uthum - TEMPer HID thermometer and hygrometer

SYNOPSIS #

uthum* at uhidev?

DESCRIPTION #

The uthum driver provides support for pcsensors TEMPer devices. The following devices are supported by the uthum driver:

*Device*        *Sensors*  
`TEMPerHUM`     1 Temperature and 1 Humidity  
`TEMPer`        1 Temperature (internal)  
`TEMPer1`       1 Temperature (external)  
`TEMPer2`       2 Temperature (internal/external)  
`TEMPerNTC`     2 Temperature (internal/external)

The sensor possesses a collection of sensor values which are made available through the sysctl(8) interface. The humidity data unit is “%RH” (relative humidity) and the temperature data unit is “degC”.

SEE ALSO #

intro(4), uhidev(4), sensorsd(8), sysctl(8)

AUTHORS #

The uthum driver was written by Yojiro UO <yuo@nui.org>.

BUGS #

There is not enough support for the external temperature sensor of the TEMPerNTC. Currently the uthum driver supports about 0 degC to 120 degC for the sensor.

OpenBSD 7.5 - September 6, 2013