User's Manual

MPR/MIB User’s Manual
Doc. # 7430-0021-07 Rev. B Page 41
14.3 MIB520 Use
14.3.1 Install FTDI USB Virtual COM Port Drivers
MIB520 uses FTDI FT2232C to use USB port as virtual COM port. Hence you need to install
FT2232C VCP drivers.
• When you plug a MIB520 into your PC for the first time, the Windows detects and
reports it as a new hardware. Please select “Install from a list or specific location
(Advanced)” and browse to “MIB520 Drivers” folder of the TinyOS Support Tools
CDROM. Install shield wizard will guide you through the installation process.
• When the drivers are installed, you will see two serial ports added under the Control
Panel
ÆSystemÆHardwareÆDevice ManagerÆPort. Make a note of the assigned
COM port numbers.
• The two virtual serial ports for MIB520 are com
n
and com
(n+1)
; com
n
is for Mote
programming and com
(n+1)
is for Mote communication.
14.4 Reset
The “RESET” push button switch resets both the ISP and Mote processors. It also resets the
monitoring software which runs on the host PC.
14.5 JTAG
The MIB520 has a connector, J3 which connects to an Atmel JTAG pod for in-circuit debugging.
This connector will supply power to the JTAG pod; no external power supply is required for the
pod.
0 WARNING: The MIB520 also has JTAG and ISP connectors for the ISP processor. These
are for factory use only.
14.6 Power
The MIB520 is powered by the USB bus of the host.
0 WARNING: When programming a MICA2/MICAz with the MIB520, turn off the battery
switch.
14.7 USB Interface
The MIB520CA offers two separate ports: one dedicated to in-system Mote programming and a
second for data communication over USB.