FT120T-R datasheet(17/40 Pages) FTDI

部件名	FT120T-R

功能描述	USB Device Controller with Parallel Bus IC

PDF	40 Pages

Scroll/Zoom	100%

制造商	FTDI [Future Technology Devices International Ltd.]

网页	http://www.ftdichip.com

标志

17 / 40 page

Document No.: FT_000646

FT120 USB DEVICE CONTROLLER WITH PARALLEL BUS IC

Datasheet Version 1.2

Clearance No.: FTDI#

291

Bit

Symbol

Reset

Description

memory.

Auto Reload

Automatically restart the DMA operation.

0: DMA needs to restart by software

1: DMA will restart automatically after the previous DMA

transfer finishes

Interrupt Pin Mode

0: normal operation. Interrupt will generate if any bit in

the interrupt register is set.

1: interrupt will generate upon receiving SOF packet or if

any bit in the interrupt register is set.

EPI4 Interrupt Enable

Interrupt Enable for endpoint index 4. During DMA

operation, EPI4 interrupt should be turned off to avoid

un-necessary interrupt service.

EPI5 Interrupt Enable

Interrupt Enable for endpoint index 5. During DMA

operation, EPI5 interrupt should be turned off to avoid

un-necessary interrupt service.

Table 6-6 DMA Configuration Register

FT120T-R 数据表(PDF) 17 Page - Future Technology Devices International Ltd.