VNC2-48L1B FTDI, VNC2-48L1B Datasheet - Page 32

• Manufacturer Part Number: VNC2-48L1B
• Description: CONTROLLER, USB, VINCULUM II, 48LQFP
• Manufacturer: FTDI

Specifications of VNC2-48L1B

• Usb Type: Host Controller
• Usb Version: 2.0
• Data Rate: 12Mbps
• No. Of Ports: 2
• Supply Voltage Range: 1.62V To 1.98V, 2.97V To 3.63V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case: RoHS Compliant

5.2
The VNC2 I/O Multiplexer allows signals to be routed to different pins on the device. To simplify the
routing of signals, the VNC2 RTOS provides an utility (IOMux) to configure the I/O Multiplexer as the
designer requires.
Environment) which is available to download:
shown in figure 5.5 below.
The IOMux utility user guide is available to download:
Guide
The following tables provide a lookup guide to determine what signals are available and the list of pins
that can be used:
Each VNC2 has a default state of IOBUS signals following a hard reset. The number of I/O pins available
are determined by the package size:
Section 3.12 shows the default signal settings for all three package sizes.
Figure 5-5 IOMux Utility screenshot
Table 9 Group 0
Table 10 Group 1
Table 11 Group 2
Table 12 Group 3
Package 32pin (LQFP & QFN)- Twelve I/O pins – IOBUS0 to IOBUS11
Package 48pin (LQFP & QFN)- Twenty eight I/O pins – IOBUS0 to IOBUS27
Package 64pin (LQFP & QFN)- Forty-four I/O pins – IOBUS0 to IOBUS43
I/O Multiplexer Configuration
Copyright © 2010 Future Technology Devices International Limited
The IOMux is fully integrated into the VNC2 IDE (Integrated development
VINCULUM-II EMBEDDED DUAL USB HOST CONTROLLER IC Datasheet
Vinculum-II Toolchain.
VINCULUM-II IO_Mux Configuration Utility User
A screenshot of the IOMux utility is
Document No.: FT_000138
Clearance No.: FTDI#
Version -
143
1.2
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