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university:tools:pluto:controlling_the_transceiver_and_transferring_data [28 Apr 2017 15:58] – [Controlling the transceiver] Michael Hennerichuniversity:tools:pluto:controlling_the_transceiver_and_transferring_data [18 Dec 2020 17:55] (current) – Fix broken link to IIO High Speed doc Rob Riggs
Line 13: Line 13:
   * [[https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/ABI/testing | IIO Linux Kernel Documentation sysfs-bus-iio-*]]   * [[https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/ABI/testing | IIO Linux Kernel Documentation sysfs-bus-iio-*]]
   * [[http://git.kernel.org/?p=linux/kernel/git/gregkh/staging.git;a=tree;f=drivers/staging/iio/Documentation;hb=refs/heads/staging-next | IIO Documentation]]   * [[http://git.kernel.org/?p=linux/kernel/git/gregkh/staging.git;a=tree;f=drivers/staging/iio/Documentation;hb=refs/heads/staging-next | IIO Documentation]]
-  * [[http://events.linuxfoundation.org/sites/events/files/slides/iio_high_speed.pdf|IIO High Speed]]+  * [[https://events.static.linuxfound.org/sites/events/files/slides/iio_high_speed.pdf|IIO High Speed]]
   * [[http://ftp.heanet.ie/mirrors/fosdem-video/2015/devroom-software_defined_radio/iiosdr.mp4|Video from FOSDEM of how IIO is used in SDR applications]]   * [[http://ftp.heanet.ie/mirrors/fosdem-video/2015/devroom-software_defined_radio/iiosdr.mp4|Video from FOSDEM of how IIO is used in SDR applications]]
   * [[https://www.youtube.com/watch?v=CS9NuRBzN5Y|libiio API introduction presentation video]]   * [[https://www.youtube.com/watch?v=CS9NuRBzN5Y|libiio API introduction presentation video]]
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 It shows how to control the AD936x transceiver via a remote connection. It shows how to control the AD936x transceiver via a remote connection.
  
-  - Create IIO IP Network context. Instead of ip:xxx.xxx.xxx.xxx it'll also accept usb:XX.XX.X+  - Create IIO IP Network context. Instead of ''ip:xxx.xxx.xxx.xxx'' it'll also accept ''usb:XX.XX.X''
   - Get the AD936x PHY device structure   - Get the AD936x PHY device structure
-  - Find and write the TX LO frequency +  - Set the TX LO frequency (see [[resources:tools-software:linux-drivers:iio-transceiver:ad9361|AD9361 device driver documentation]])  
-  - Find and write RX baseband rate+  - Set RX baseband rate
    
 +\\
 <code c> <code c>
 +#include <iio.h>
 +
 int main (int argc, char **argv) int main (int argc, char **argv)
 { {
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  struct iio_device *phy;  struct iio_device *phy;
  
- ctx =  iio_create_context_from_uri("ip:192.168.2.1");+ ctx = iio_create_context_from_uri("ip:192.168.2.1");
  
  phy = iio_context_find_device(ctx, "ad9361-phy");  phy = iio_context_find_device(ctx, "ad9361-phy");
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  iio_device_find_channel(phy, "voltage0", false),  iio_device_find_channel(phy, "voltage0", false),
  "sampling_frequency",  "sampling_frequency",
- 50000000); /* RX baseband rate 50 MSPS */+ 5000000); /* RX baseband rate MSPS */
  
  receive(ctx);  receive(ctx);
Line 56: Line 59:
  
 ===== Receiving data ===== ===== Receiving data =====
 +
 +  - Get the RX capture device structure
 +  - Get the IQ input channels
 +  - Enable I and Q channel
 +  - Create the RX buffer
 +  - Fill the buffer 
 +  - Process samples
 +
 +\\
  
 <code c> <code c>
university/tools/pluto/controlling_the_transceiver_and_transferring_data.1493387928.txt.gz · Last modified: 28 Apr 2017 15:58 by Michael Hennerich