diff options
| author | Yuval Adam <_@yuv.al> | 2021-04-16 23:56:40 +0300 |
|---|---|---|
| committer | Yuval Adam <_@yuv.al> | 2021-04-17 10:33:57 +0300 |
| commit | c430b4b2f5467a0b86d2312f742e5b4ece4f4bad (patch) | |
| tree | fab4ed16477ee94a3527f131bfe9c521345427de /README.md | |
| parent | cc3a300afcba8fffaee5feb5f56792cfd697bf28 (diff) | |
Cleanup deinit and document lifecyclev0.2
Diffstat (limited to 'README.md')
| -rw-r--r-- | README.md | 17 |
1 files changed, 16 insertions, 1 deletions
@@ -44,7 +44,22 @@ Since there isn't (?) any good USB device mocking setup, for tests to pass an RT ## Design -Similarly to the original rtl-sdr driver, we use libusb via the `rusb` bindings as the main interface to issue commands to the rtl-sdr USB dongle. +### Overview + +RusTL-SDR is very similar to the original rtl-sdr driver. It uses libusb, via the [rusb](https://github.com/a1ien/rusb/) bindings, as the main interface to issue commands to the rtl-sdr USB dongle. + +### Lifecycle + +Devices generally go through the following lifecycle: + +1. Get a libusb context/handle, and find a compatible and supported RTL-SDR device +2. Initialize the device baseband +3. Probe the device for known tuners via the I2C interface +4. Run any special initialization required for the detected tuner +5. Interact with the device, usually this is where samples are read +6. Deinitialize the tuner +7. Deinitialize the baseband +8. Close the USB handle ## License |