hcitool
is used to configure Bluetooth connections and send some special command to
Bluetooth devices. If no
command
is given, or if the option
-h
is used,
hcitool
prints some usage information and exits.
OPTIONS
-h
Gives a list of possible commands
-i <hciX>
The command is applied to device
hciX
, which must be the name of an installed Bluetooth device. If not specified,
the command will be sent to the first available Bluetooth device.
COMMANDS
dev
Display local devices
inq
Inquire remote devices. For each discovered device, Bluetooth device address,
clock offset and class are printed.
scan
Inquire remote devices. For each discovered device, device name are printed.
name <bdaddr>
Print device name of remote device with Bluetooth address
bdaddr.
info <bdaddr>
Print device name, version and supported features of remote device with
Bluetooth address
bdaddr.
spinq
Start periodic inquiry process. No inquiry results are printed.
epinq
Exit periodic inquiry process.
cmd <ogf> <ocf> [parameters]
Submit an arbitrary HCI command to local device.
ogf,
ocf
and
parameters
are hexadecimal bytes.
con
Display active baseband connections
cc [--role=m|s] [--pkt-type=<ptype>] <bdaddr>
Create baseband connection to remote device with Bluetooth address
bdaddr.
Option
--pkt-type
specifies a list of allowed packet types.
<ptype>
is a comma-separated list of packet types, where the possible packet types are
DM1,
DM3,
DM5,
DH1,
DH3,
DH5,
HV1,
HV2,
HV3.
Default is to allow all packet types. Option
--role
can have value
m
(do not allow role switch, stay master) or
s
(allow role switch, become slave if the peer asks to become master). Default is
m.
dc <bdaddr>
Delete baseband connection from remote device with Bluetooth address
bdaddr.
sr <bdaddr> <role>
Switch role for the baseband connection from the remote device to
master
or
slave.
cpt <bdaddr> <packet types>
Change packet types for baseband connection to device with Bluetooth address
bdaddr.
packet types
is a comma-separated list of packet types, where the possible packet types are
DM1,
DM3,
DM5,
DH1,
DH3,
DH5,
HV1,
HV2,
HV3.
rssi <bdaddr>
Display received signal strength information for the connection to the device
with Bluetooth address
bdaddr.
lq <bdaddr>
Display link quality for the connection to the device with Bluetooth address
bdaddr.
tpl <bdaddr> [type]
Display transmit power level for the connection to the device with Bluetooth address
bdaddr.
The type can be
0
for the current transmit power level (which is default) or
1
for the maximum transmit power level.
afh <bdaddr>
Display AFH channel map for the connection to the device with Bluetooth address
bdaddr.
lst <bdaddr> [value]
With no
value,
displays link supervision timeout for the connection to the device with Bluetooth address
bdaddr.
If
value
is given, sets the link supervision timeout for that connection to
value
slots, or to infinite if
value
is 0.
auth <bdaddr>
Request authentication for the device with Bluetooth address
bdaddr.
enc <bdaddr> [encrypt enable]
Enable or disable the encryption for the device with Bluetooth address
bdaddr.
key <bdaddr>
Change the connection link key for the device with Bluetooth address
bdaddr.
clkoff <bdaddr>
Read the clock offset for the device with Bluetooth address
bdaddr.
clock [bdaddr] [which clock]
Read the clock for the device with Bluetooth address
bdaddr.
The clock can be
0
for the local clock or
1
for the piconet clock (which is default).
