DS_FT313H Datasheet, PDF (34/64 Pages) Future Technology Devices International Ltd. – The FT313H is a Hi-Speed Universal Serial Bus (USB) Host Controller compatible with Universal Serial Bus Specification Rev 2.0 and supports data transfer speeds of up to 480M bit/s.

Bit
12
11
10
9
8
7
6
5
4
[3: 2]
1
Name
Reserved
OSC_EN
PLL_EN
Reserved
HC_CLK_EN
VBUS_OFF
PORT_OC_EN
BCD_EN
Reserved
BURST_LEN
ENABLE_DMA
Document No.: FT_000589
FT313H USB2.0 HS Host Controller Datasheet Version 1.1
Clearance No.: FTDI# 318
Type
Default value
Description
Dedicated charging port. USB host not
functional on this port, VBUS current limit ≤
1.5A.
10: Reserved
11: CDP
Charging downstream port, VBUS
current limit ≤ 1.5A.
-
1’b1
-
R/W 1’b1
Oscillator enable
0: Oscillator is not active
1: Oscillator is active
R/W 1’b1
Internal PLL enable
0: PLL is disable
1: PLL is enable
-
1’b1
-
R/W 1’b1
Host controller clock enable
0: clocks are disabled
1: clocks are enabled
R/W 1’b1
VBUS power switch
This bit controls the voltage on the VBUS
on/off (default is “1”) by switch external
power switcher.
0: VBUS on, PSW_N signal is active LOW.
1: VBUS off, PSW_N signal is not active.
R/W 1’b0
Port overcurrent enable
0: disable over current detection
1: enable over current detection
R/W 1’b1
BCD module enable
0: disable BCD module
1: enable BCD module
RO
1’b0
-
R/W 2’b00
DMA burst length
00: Single DMA burst
01: 4-cycle DMA burst
10: 8-cycle DMA burst
11: 16-cycle DMA burst
R/W 1’b0
Enable DMA
0: terminate DMA
Copyright © 2012 Future Technology Devices International Limited
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