COM Port Assignment Table
The 9900 ships with the COM ports assigned as follows:
COM Port
Description
COM0
Unused
COM1
Serial Port: RS-232 Connector on the bottom panel
COM2
Not accessible
COM3
IrDA: Serial Infrared (SIR) up to 115 Kbps
COM4
Not accessible
COM5
Bluetooth DUN
COM6
IrCOMM
COM7
GPS: COM Port for the GPS receiver
COM8
USB Serial: Virtual USB Serial port for ActiveSync
COM9
Bluetooth BTHATCI server
7 - 10
Rev B
7/9/08
Dolphin® 9900 Mobile Computer
User's Guide