YKBEC(4) | Device Drivers Manual (loongson) | YKBEC(4)

# NAME

`ykbec` — Ene Technology KB3310B embedded controller chip

# SYNOPSIS

`ykbec0 at isa?`

# DESCRIPTION

The `ykbec` driver supports the Ene Technology KB3310B embedded controller chip found in the Lemote Yeeloong.

This chip provides general purpose I/O and handles several dedicated functions, including:

- Fan control
- Battery control
- Button events
- Power management
- Lid state

Fan, battery, and lid information is made available via the sysctl(2) hardware sensor interface. Not all the device interfaces are supported under OpenBSD.

# SEE ALSO

intro(4), isa(4)

September 26, 2018 | Debian