IOBUS0 datasheet(5/88 Pages) FTDI

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Datasheet

Vinculum-II Embedded Dual USB Host Controller IC

V ers ion 1 .7

Doc ument N o.: FT _000138 C learance N o.: FT DI# 1 43

5.5

I/O Mux Group 2....................................................................................33

5.6

I/O Mux Group 3....................................................................................34

5.7

I/O Mux Interface Configuration Example ...........................................35

Peripheral Interfaces................................................................36

6.1

UART Interface ......................................................................................36

6.1.1

UART Mode Signal Descriptions .......................................................................................... 37

6.2

Serial Peripheral Interface – SPI Modes ..............................................39

6.2.1

SPI Clock Phase Modes....................................................................................................... 40

6.3

Serial Peripheral Interface – Slave.......................................................41

6.3.1

SPI Slave Signal Descriptions ............................................................................................. 42

6.3.2

Full Duplex......................................................................................................................... 43

6.3.3

Half Duplex, 4 pin .............................................................................................................. 45

6.3.4

Half Duplex, 3 pin .............................................................................................................. 46

6.3.5

Unmanaged Mode .............................................................................................................. 47

6.3.6

VNC1L Legacy Interface ..................................................................................................... 48

6.4

Serial Peripheral Interface – SPI Master..............................................53

6.4.1

SPI Master Signal Descriptions........................................................................................... 53

6.5

Debugger Interface ...............................................................................56

6.5.1

Debugger Interface Signal description ................................................................................ 56

6.6

Parallel FIFO – Asynchronous Mode .....................................................57

6.6.1

FIFO Signal Descriptions .................................................................................................... 57

6.6.2

Read / Write Transaction Asynchronous FIFO Mode ............................................................ 59

6.7

Parallel FIFO – Synchronous Mode .......................................................61

6.7.1

Read / Write Transaction Synchronous FIFO Mode .............................................................. 62

6.8

General Purpose Timers ........................................................................63

6.9

Pulse Width Modulation.........................................................................63

6.10

General Purpose Input Output ...........................................................64

USB Interfaces .........................................................................65

Firmware .................................................................................66

8.1

RTOS.......................................................................................................66

8.2

Device drivers ........................................................................................66

8.3

Firmware – Software Development Toolchain .....................................66

8.4

Precompiled Firmware ..........................................................................67

Device Characteristics and Ratings............................................68

9.1

Absolute Maximum Ratings...................................................................68

9.2

DC Characteristics .................................................................................69

9.3

ESD and Latch-up Specifications ..........................................................71

Application Examples ...............................................................72

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