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update usb host docs

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git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@3218 42af7a65-404d-4744-a932-0658087f49c3
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patacongo
2010-12-23 02:06:23 +00:00
parent 272d7c4863
commit 6ac3d377de
3 changed files with 32 additions and 2 deletions
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configs/nucleus2g/README.txt
+13 -1
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@@ -418,7 +418,7 @@ Nucleus 2G Configuration Options
CONFIG_NET_MULTICAST - Enable receipt of multicast (and unicast) frames.
Automatically set if CONFIG_NET_IGMP is selected.
LPC17xx USB Configuration
LPC17xx USB Device Configuration
CONFIG_LPC17_USBDEV_FRAME_INTERRUPT
Handle USB Start-Of-Frame events.
@@ -433,6 +433,18 @@ Nucleus 2G Configuration Options
CONFIG_LPC17_USBDEV_DMA
Enable lpc17xx-specific DMA support
LPC17xx USB Host Configuration
CONFIG_USBHOST_OHCIRAM_SIZE
Total size of OHCI RAM (in AHB SRAM Bank 1)
CONFIG_USBHOST_NEDS
Number of endpoint descriptors
CONFIG_USBHOST_TDBUFFERS
Number of transfer descriptor buffers
CONFIG_USBHOST_TDBUFSIZE
Size of one transfer descriptor buffer
CONFIG_USBHOST_IOBUFSIZE
Size of one end-user I/O buffer
USB Host Configuration
^^^^^^^^^^^^^^^^^^^^^^