---
name: "ola_usbpro"
section: "1"
platform: "linux"
package: "ola"
version: "0.10.9.nojsmin-7.1"
release: "Debian 13 (Trixie)"
platforms: ["linux"]
url: "https://new.carta.tech/ola_usbpro"
---

# ola\_usbpro(1)

Configure Enttec USB Pro Devices managed by OLA.

## NAME

ola\_usbpro - Configure Enttec USB Pro Devices managed by OLA.

## SYNOPSIS

**ola\_usbpro** -d \<dev\_id\> \[--serial \| -p \<port\> --g \| -p \<port\> -b \<brk\> -m \<mab\> -r \<rate\>\]

## DESCRIPTION

**ola\_usbpro** is used to query and control the parameters of Enttec USB Pro devices.

## OPTIONS

- \-a, --assignments

  Get the port assignments.

- \-b, --brk \<break\>

  Set the break time (9 - 127).

- \-d, --device \<device\>

  Id of the device to control.

- \-g, --get-params

  Get the current parameters.

- \-h, --help

  Display the help message

- \-l, --log-level \<int8\_t\>

  Set the logging level 0 .. 4.

- \-m, --mab \<man\>

  Set the make after-break-time (1 - 127).

- \-p, --port \<port\>

  The port to configure.

- \-r, --rate \<rate\>

  Set the transmission rate (1 - 40).

- \-s, --serial

  Get the serial number.

- \-v, --version

  Display version information

- \--syslog

  Send to syslog rather than stderr.

- \--no-use-epoll

  Disable the use of epoll(), revert to select()

- \--no-use-kqueue

  Disable the use of kqueue(), revert to select()

- \--scheduler-policy \<policy\>

  The thread scheduling policy, one of {fifo, rr}.

- \--scheduler-priority \<priority\>

  The thread priority, only used if --scheduler-policy is set.

## EXAMPLES

### See the current parameters of port 0 of device 9:

ola\_usbpro -d 9 -p 0 --get-params

### See the port assignments of device 9:

ola\_usbpro -d 9 --assignments

### Set the packet rate of port 0 of device 9 to 40 packets/s:

ola\_usbpro -d 9 -p 0 -r 40

### See the serial number of device 9:

ola\_usbpro -d 9 --serial

## SEE ALSO

**[olad(1)](/olad/1.md)**, **[usbpro\_firmware(1)](/usbpro_firmware/1.md)**,