Datasheet
Vinculum-II Embedded Dual USB Host Controller IC
Version 1.7
Document No.: FT_000138 Clearance No.: FTDI#143
2 VNC2 Block Diagram
For a description of each function please refer to Section 4.
XTOUT
UART
PWMs
Oscillator/
PLL
Internal Clocks and Timers
XTIN
256K Bytes
E-FLASH
Flash
Programmer
(64K x 32)
FIFO
Interface
Debugger
SPI Master
SPI Slave 1
SPI Slave 0
GPIOS
Embedded
CPU
DMA
0
DMA
1
General
Purpose
Timers
DMA
2
16K Bytes
Data Ram
(4K x 32)
DMA
3
Debugger I/F
USB Host/
Device
Controller
8 bit bus
USB Host/
Device
Transceiver 0
USB1DP
USB1DM
32 bit bus
USB Host/
Device
Controller
USB Host/
Device
Transceiver 1
USB2DP
USB2DM
Figure 2.1 Simplified VNC2 Block Diagram
3
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