diff options
| author | (no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1> | 2006-07-01 16:37:38 +0000 |
|---|---|---|
| committer | (no author) <(no author)@6dc7ffe9-61d6-0310-9af1-9938baff3ed1> | 2006-07-01 16:37:38 +0000 |
| commit | f57b548db6994032649fb33b682055a77d5d2617 (patch) | |
| tree | 2c064e3183c92331bebe817217ef234923299a8c /openpcd/usb.txt | |
| parent | 3c1148cda679ddd523b8b74a80f9a8ec67721ac2 (diff) | |
initial openpcd import
git-svn-id: https://svn.openpcd.org:2342/trunk@2 6dc7ffe9-61d6-0310-9af1-9938baff3ed1
Diffstat (limited to 'openpcd/usb.txt')
| -rw-r--r-- | openpcd/usb.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/openpcd/usb.txt b/openpcd/usb.txt new file mode 100644 index 0000000..669d228 --- /dev/null +++ b/openpcd/usb.txt @@ -0,0 +1,5 @@ + +- connection to usb host +- end-of-bus-reset triggers ENDBUSRES in UDP_ISRand interrupt is triggered +- enable defualt EP, setting EPEDS in UDP_CSR[0] reg and enable irq for EP0 via UDP_IER +- enumeration begins with control transfer |