Document No.: FT_000589
FT313H USB2.0 HS Host Controller Datasheet Version 1.2
Clearance No.: FTDI# 318
Table of Contents
1
Typical Applications...................................................................... 2
1.1 Part Numbers...................................................................................... 2
1.2 USB Compliant.................................................................................... 2
FT313H Block Diagram ................................................................. 3
Device Pin Out and Signal Description.......................................... 7
3.1 Pin Out – 64pin QFN ........................................................................... 7
3.2 Pin Out – 64pin LQFP.......................................................................... 8
3.3 Pin Out – 64pin TQFP.......................................................................... 9
3.4 Pin Description ................................................................................. 10
Function Description................................................................... 14
4.1 Microcontroller Bus Interface ........................................................... 14
4.2 SRAM bus interface mode ................................................................. 15
4.3 NOR bus interface mode ................................................................... 16
4.4 General multiplex bus interface mode .............................................. 16
4.5 Interface mode lock.......................................................................... 16
4.6 DMA controller.................................................................................. 16
4.7 EHCI host controller ......................................................................... 17
2
3
4
4.8 System clock..................................................................................... 17
4.8.1 Phase Locked Loop (PLL) clock multiplier ...................................................................... 17
4.9 Power management.......................................................................... 18
4.9.1 Power up and reset sequence...................................................................................... 18
4.9.2 Power supply............................................................................................................. 18
4.9.3 ATX reference voltage ................................................................................................ 18
4.9.4 Power modes ............................................................................................................ 18
4.10
BCD mode ...................................................................................... 19
5
Host controller specific registers................................................ 20
5.1 Overview of registers ....................................................................... 20
5.2 EHCI operational registers................................................................ 21
5.2.1 HCCAPLENGTH register (address = 00h)....................................................................... 21
5.2.2 HCSPARAMS register (address = 04h).......................................................................... 21
5.2.3 HCCPARAMS register (address = 08h).......................................................................... 22
5.2.4 USBCMD register (address = 10h) ............................................................................... 22
5.2.5 USBSTS register (address = 14h) ................................................................................ 24
5.2.6 USBINTR register (address = 18h)............................................................................... 25
5.2.7 FRINDEX register (address = 1Ch)............................................................................... 26
5.2.8 PERIODICLISTADDR register (address = 24h) ............................................................... 26
5.2.9 ASYNCLISTADDR register (address = 28h).................................................................... 26
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