4 - 4 MT2070/MT2090 User Guide

Radio Communications Host Types
To set up the device for communication with a cradle, or to use standard Bluetooth profiles, scan the appropriate
host type bar code below.
•
Cradle Host (default) - Select this host type for device(s) to crad le operation. The device must then be paired
to the cradle and the cradle communicates directly to the host via the host inte rface cable connection.
•
Serial Port Profile (Master) - Select this host type for Bluetooth Technology Profile Support (see page 4-6).
The device connects to the PC/host via Bluetooth and behaves like there’s a ser ial connection. The device
initiates the connection to the remote device and is the Master. Scan Serial Por t Profile (Master), then scan
the PAIR bar code for the remote device. See Pairing Bar Code Format on page 4-23 for i nformation about
creating a pairing bar code for a remote device.
•
Serial Port Profile (Slave) - Select this host type for Bluetooth Technology Profile Support (see page 4 -6). The
device connects to the PC/host via Bluetooth and behaves like there’s a serial connection. The device
accepts incoming connection requested from a remote device and is the Slave. Scan Serial Port Profile
(Slave) and wait for the incoming connection.
•
Bluetooth Keyboard Emulation (HID Slave) - Select this host type for Bluetoo th Technology Profile Support.
(See page 4-6 for Bluetooth Technology Profile Support and Master/Slave definitions.) The d evice connects
to the PC/host via Bluetooth and behaves like a keyboard. The devic e accepts incoming connection
requested from a remote device and is the slave. Scan Bluetooth Keyboard Emulation (HID Slave) and
wait for the incoming connection.
NOTE 1.The device supports keyboard emulation over the Bluetooth HID profile. For detailed information, and
HID host parameters, see HID Host Parameters on page 4-8.
2. When the device is paired to the cradle in SPP Master or Cradle Host mode, the device automatically
tries to reconnect to a remote device when a disconnection occurs that is due to the radio losing
communication. For more information see Auto-reconnect Feature on page 4-14.