diff options
| author | sakumisu <[email protected]> | 2022-01-29 23:36:16 +0800 |
|---|---|---|
| committer | sakimusu <[email protected]> | 2022-01-30 22:06:00 +0800 |
| commit | a623d2eff286b95de1d2986c2b2ffd64a48bb5ed (patch) | |
| tree | 98cd522ab0d15db6528257edade3a9268fdd3002 /README.md | |
| parent | b5964103e25d05bd30b939b7e8d36a10c5ff8fea (diff) | |
update host stack readme
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 25 |
1 files changed, 22 insertions, 3 deletions
@@ -32,6 +32,7 @@ USB Stack is a tiny, beautiful and portable USB host and device stack for embedd ├── bouffalolab │ └── bl702 ├── ch32 + ├── ehci ├── fsdev ├── mm32 ├── synopsys @@ -60,8 +61,8 @@ USB Device Stack has the following functions： - Support USB2.0 full and high speed - Support endpoint irq callback register by users, let users do whatever they wants in endpoint irq callback. -- Support Composite class -- Support Communication Class (CDC) +- Support Compound and Composite Device +- Support Communication Device Class (CDC) - Support Human Interface Device (HID) - Support Custom human Interface Device (HID) - Support Mass Storage Class (MSC) @@ -86,7 +87,25 @@ USB Device Stack resource usage： ## USB Host Stack Overview -waiting.... +The USB Host Stack has a standard enumeration implementation for devices mounted on roothubs and external hubs, and a standard interface for the different Class to indicate what the Class driver needs to do after enumeration and after disconnection. A standard hcd porting interface has also been standardised for adapting different USB IPs for IP-oriented programming. Finally, the protocol stack is managed using os, and provides osal to make a adaptation to different os. + +How USB Host Stack is implemented, the video will be provided in future. + +USB Host Stack has the following functions： + +- Automatic loading of supported Class drivers +- Support blocking transfers and asynchronous transfers +- Support Compound and Composite Device +- Multi-level HUB support, expandable up to 7 levels +- Support Communication Device Class (CDC) +- Support Human Interface Device (HID) +- Support Mass Storage Class (MSC) +- Support Vendor class +- Support Andriod AOA Communication + +The USB Host stack also provides the lsusb function, which allows you to view information about all mounted devices, including those on external hubs, with the help of a shell plugin. + + ## USB Device API |