| bluetoothctl-hci(1) | Linux System Administration | bluetoothctl-hci(1) |
Name¶
bluetoothctl-hci - HCI Submenu
SYNOPSIS¶
bluetoothctl [--options] [hci.commands]
Note:
This submenu communicates directly with the Bluetooth
controller via HCI socket, bypassing the BlueZ D-Bus API. Commands use the
Host Controller Interface (HCI) protocol.
Commands¶
open¶
Open HCI channel.
- Usage
- > open <index> <chan=raw,user>
- index
- HCI controller index number (e.g., 0, 1, 2)
- chan
- Channel type (raw or user)
- Example Open user channel (controller needs to be powered off first)
-
> power off > hci.open 0 user HCI index 0 user channel opened
- Example Open user channel for HCI controller 0
-
> hci.open 0 user
- Example Open user channel for HCI controller 1
-
> hci.open 1 user
- Example Open user channel for HCI controller 2
-
> hci.open 2 user
- Example Open raw channel for HCI controller 0
-
> hci.open 0 raw
- Example Open raw channel for HCI controller 1
-
> hci.open 1 raw
cmd¶
Send HCI command.
- Usage
- > cmd <opcode> [parameters...]
- opcode
- HCI command opcode in hexadecimal format (e.g., 0x0c03)
- parameters
- Optional command parameters as hexadecimal bytes
- Example Send HCI Reset command
-
> hci.cmd 0x0c03 HCI Command complete: 00
- Example Send HCI Reset command (no parameters)
-
> hci.cmd 0x0c03
- Example Send HCI Read Local Version Information
-
> hci.cmd 0x1003
- Example Send HCI Read BD Address
-
> hci.cmd 0x1009
- Example Send HCI Set Event Filter with parameter 0x01
-
> hci.cmd 0x0c01 0x01
- Example Send LE Set Advertising Parameters with 2 parameters
-
> hci.cmd 0x200f 0x00 0x08
- Example Send LE Set Advertising Data with length and data bytes
-
> hci.cmd 0x2008 0x20 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08
- Example Send HCI Set Event Mask command
-
> hci.cmd 0x0c05 0x02
- Example Send HCI Write Scan Enable
-
> hci.cmd 0x0c2a 0x01
- Example Send HCI Write Class of Device
-
> hci.cmd 0x0c23 0x00 0x08
send¶
Send HCI data packet.
- Usage
- > send <type=acl,sco,iso> <handle> [data...]
- type
- Packet type (acl, sco, or iso)
- handle
- Connection handle in hexadecimal format (e.g., 0x0000)
- data
- Optional data bytes in hexadecimal format
- Example Send ACL data packet to connection handle 0x0000
-
> hci.send acl 0x0000
- Example Send empty ACL packet to handle 0x0000
-
> hci.send acl 0x0000
- Example Send ACL packet with "Hello" data to handle 0x0001
-
> hci.send acl 0x0001 0x48 0x65 0x6c 0x6c 0x6f
- Example Send ACL packet with custom data to handle 0x0010
-
> hci.send acl 0x0010 0x01 0x02 0x03 0x04
- Example Send empty SCO packet to handle 0x0000
-
> hci.send sco 0x0000
- Example Send SCO packet with audio data
-
> hci.send sco 0x0001 0xaa 0xbb 0xcc
- Example Send SCO packet with sine wave pattern
-
> hci.send sco 0x0002 0x80 0x00 0x80 0x00
- Example Send empty ISO packet to handle 0x0000
-
> hci.send iso 0x0000
- Example Send ISO packet with sample data
-
> hci.send iso 0x0001 0x12 0x34 0x56 0x78
- Example Send ISO packet for LE Audio stream
-
> hci.send iso 0x0020 0xa0 0xa1 0xa2 0xa3
register¶
Register HCI event handler.
- Usage
- > register <event>
- event
- HCI event code in hexadecimal format (e.g., 0x0e)
- Example Register handler for Command Complete event
-
> register 0x0e
- Example Register handler for Command Status event
-
> register 0x0f
- Example Register handler for Connection Complete event
-
> register 0x03
- Example Register handler for Disconnection Complete event
-
> register 0x05
- Example Register handler for LE Meta events
-
> register 0x3e
- Example Register handler for Inquiry Complete event
-
> register 0x02
- Example Register handler for Role Change event
-
> register 0x22
unregister¶
Unregister HCI event handler.
- Usage
- > unregister <event>
- event
- HCI event code in hexadecimal format (e.g., 0x0e)
- Example Unregister Command Complete event handler
-
> unregister 0x0e
- Example Unregister Command Status event handler
-
> unregister 0x0f
- Example Unregister Connection Complete event handler
-
> unregister 0x03
- Example Unregister Disconnection Complete event handler
-
> unregister 0x05
- Example Unregister LE Meta event handler
-
> unregister 0x3e
close¶
Close HCI channel.
Closes the currently open HCI channel.
- Usage
- > close
- Example Close the current HCI channel
-
> close
RESOURCES¶
REPORTING BUGS¶
<linux-bluetooth@vger.kernel.org>
Copyright¶
Free use of this software is granted under the terms of the GNU Lesser General Public Licenses (LGPL).
| December 2024 | BlueZ |