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btmon - Man Page

Bluetooth monitor

Synopsys

btmon [Options ...]

Description

The btmon(1) command provides access to the Bluetooth subsystem monitor infrastructure for reading HCI traces.

Options

-r FILE, --read FILE: Read traces in btsnoop format from FILE.
-w FILE, --write FILE: Save traces in btsnoop format to FILE.
-a FILE, --analyze FILE: Analyze traces in btsnoop format from FILE. It displays the devices found in the FILE with its packets by type. If gnuplot is installed on the system it also attempts to plot packet latency graph.
-s SOCKET, --server SOCKET: Start monitor server socket.
-p PRIORITY, --priority PRIORITY: Show only priority or lower for user log.

PRIORITY	NAME
3	Error
4	Warning
6	Information (Default)
7	Debug. debug can be used.

-i NUM, --index NUM

Show only specified controller. hciNUM is also acceptable. This is useful to capture the traces from the specific controller when the multiple controllers are presented.

-d TTY, --tty TTY

Read data from TTY.

-B SPEED, --rate SPEED

Set TTY speed. The default SPEED is 115300

-V COMPID, --vendor COMPID

Set the default company identifier. The COMPID is a unique number assigned by the Bluetooth SIG to a member company and can be found/searched from the Bluetooth SIG webpage.

For example, Intel is 2 and Realtek is 93.

-M, --mgmt

Open channel for mgmt events.

-t, --time

Show a time instead of time offset.

-T, --date

Show a time and date information instead of time offset.

-S, --sco

Dump SCO traffic in raw hex format.

-A, --a2dp

Dump A2DP stream traffic in a raw hex format.

-E IP, --ellisys IP

Send Ellisys HCI Injection.

-P, --no-pager

Disable pager usage while reading the log file.

-J OPTIONS, --jlink OPTIONS

Read data from RTT. Each options are comma(,) seprated without spaces.

OPTIONS	Description
DEVICE	Required. Set the target device.
SERIALNO	(Optional) Set the USB serial number. Default is 0.
INTERFACE	(Optional) Target interface. Default is swd.
SPEED	(Optional) Set target interface speed in kHz. Default is 1000.

-R OPTIONS, --rtt OPTIONS: RTT control block parameters. Each options are comma(,) seprated without spaces.

OPTIONS	Description
ADDRESS	(Optional) Address of RTT buffer. Default is 0x00
AREA	(Optional) Size of range to search in RTT buffer. Default is 0
NAME	(Optional) Buffer name. Default is btmonitor

-C WIDTH, --columns WIDTH

Output width if not a terminal

-c MODE, --color MODE

Set output color. The possible MODE values are: auto|always|never.

Default value is auto

-v, --version