should not be used, * as a means to accurately retrieve the current timestamp of individual samples. * wait and try again or defer buffer submission to the asynchronous callback. * the device was able to achieve. * @param[in] stage Gain stage name. libbladeRF now ensures, * Specifying this flag and flushing the sync interface's working buffer implies, * that the next timestamp that can be transmitted is the current timestamp plus, * the duration of the burst that this flag is ending and the remaining, * length of the remaining buffer that is flushed. how? * The choice of values for the `num_transfers` and `buffer_size` should be, * made based upon the desired samplerate, and the stream timeout value. * functionality over a long period of time. * on-board VCTCXO to improve or sustain frequency accuracy. * This is intended to be used in conjunction with bladerf_image_write(), or a. Failing to do this may result in timeouts and other, * @param[in] samples Array of samples, * @param[in] num_samples Number of samples to write, * @param[in] metadata Sample metadata. * will be gated until the "Fire" bit has been asserted. * Reserved for future metadata. * to be added, including users' software and hardware customizations. Save the bus and address values so that you can provide them, * to bladerf_load_fw_from_bootloader(), and then free this list via, * @param[out] list Upon finding devices, this will be updated to point, * to a list of bladerf_devinfo structures that. * status = start_rx_streams(dev_master, dev_slave); * status = bladerf_trigger_fire(dev_master, &trig_master); * // Handle RX signals and then shut down streams. * Submit a buffer to a stream from outside of a stream callback function. In, * most cases, one should define the bandwidth to be less than the sample rate, * Set the bandwidth of the channel to the specified value in Hz, * The underlying device is capable of a discrete set of bandwidth values. * @param[in] trigger Trigger to assert, * Query the fire request status of a master trigger, * @param dev Device handle, * @param[in] trigger Trigger to query, * @param[out] is_armed Set to true if the trigger is armed, and false. * metadata\endlink page for examples of this. Attempting to use these functions. * asynchronous stream and perform thread-safe buffer management. If the channel or board does not, * meaningfully have a gain mode (e.g. These functions take care of packing/unpacking the, * metadata into/from the underlying stream and convey this information. The provided. * @note On the bladeRF2, there is one oscillator for all RX channels and one, * oscillator for all TX channels. * page for an overview on how to open and configure a device. Nonetheless, the hassle is worthy if it the result can save lives! This allows multiple devices to. As such, many, * libbladeRF functions require a ::bladerf_channel parameter to specify the. transmit channels). * @note Important: Ensure that you disarm triggers before, * stopping sample streams (i.e., calling bladerf_enable_module() with, * `enable = false`). * Values >= 0 are used to indicate success. Otherwise, the operation of shutting down streams, * will block for the entire duration of the stream timeout (or infinitely. Sadly, I cannot continue working on the driver as I lost access to the device. * Sample rate, in samples per second (sps). Will try to implement as soon as I will have a time for this. In terms of software he's also added OP25 and bladeRF support. * sample rate achieved. * These functions provide the ability to erase, read, and write the SPI flash. by CormacG » Thu Jan 18, 2018 9:09 am, Post * Free a bladerf_image previously obtained via bladerf_alloc_image. Please feel free to ask any question, as the description above is vague due to my inexperience. This sync clock/trigger pulse is then highly over-sampled by the FPGA, allowing you to count the number of fast clock cycles between a rising edge of the sync clock and a rising edge of the VCTCXO. bladerf_direction dir, bladerf_timestamp *timestamp); /* * * @defgroup FN_STREAMING_SYNC Synchronous API * * This group of functions presents synchronous, blocking calls (with optional * timeouts) for transmitting and receiving samples. (The timestamped metadata format must be, * enabled in order to use this function. This. * typically requires additional configuration for ideal performance. * or ::BLADERF_ERR_INVAL on an invalid `address` or `bytes` value, * Write data to the bladeRF's SPI flash device, * `bladerf_write_flash_bytes()` function instead. * @return Number of items populated in `list`, * or an error value from the \ref RETCODES list on failure, * Download firmware to the specified device that is enumarating an FX3. It is intended that these functions be, * used \b prior to starting sample streams. * in the current library implementation. * function, found in the \ref FN_SMB_CLOCK section. * 3.0 GHz on bladeRF2. This will, * flush the remainder of the sync interface's current working buffer and. * These functions provide the ability to tune the RX and TX channels. 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Failing to do this may result in timeouts and other, * @param[in] samples Array of samples, * @param[in] num_samples Number of samples to write, * @param[in] metadata Sample metadata. * will be gated until the "Fire" bit has been asserted. * Reserved for future metadata. * to be added, including users' software and hardware customizations. Save the bus and address values so that you can provide them, * to bladerf_load_fw_from_bootloader(), and then free this list via, * @param[out] list Upon finding devices, this will be updated to point, * to a list of bladerf_devinfo structures that. * status = start_rx_streams(dev_master, dev_slave); * status = bladerf_trigger_fire(dev_master, &trig_master); * // Handle RX signals and then shut down streams. * Submit a buffer to a stream from outside of a stream callback function. In, * most cases, one should define the bandwidth to be less than the sample rate, * Set the bandwidth of the channel to the specified value in Hz, * The underlying device is capable of a discrete set of bandwidth values. * @param[in] trigger Trigger to assert, * Query the fire request status of a master trigger, * @param dev Device handle, * @param[in] trigger Trigger to query, * @param[out] is_armed Set to true if the trigger is armed, and false. * metadata\endlink page for examples of this. Attempting to use these functions. * asynchronous stream and perform thread-safe buffer management. If the channel or board does not, * meaningfully have a gain mode (e.g. These functions take care of packing/unpacking the, * metadata into/from the underlying stream and convey this information. The provided. * @note On the bladeRF2, there is one oscillator for all RX channels and one, * oscillator for all TX channels. * page for an overview on how to open and configure a device. Nonetheless, the hassle is worthy if it the result can save lives! This allows multiple devices to. As such, many, * libbladeRF functions require a ::bladerf_channel parameter to specify the. transmit channels). * @note Important: Ensure that you disarm triggers before, * stopping sample streams (i.e., calling bladerf_enable_module() with, * `enable = false`). * Values >= 0 are used to indicate success. Otherwise, the operation of shutting down streams, * will block for the entire duration of the stream timeout (or infinitely. Sadly, I cannot continue working on the driver as I lost access to the device. * Sample rate, in samples per second (sps). Will try to implement as soon as I will have a time for this. In terms of software he's also added OP25 and bladeRF support. * sample rate achieved. * These functions provide the ability to erase, read, and write the SPI flash. by CormacG » Thu Jan 18, 2018 9:09 am, Post * Free a bladerf_image previously obtained via bladerf_alloc_image. Please feel free to ask any question, as the description above is vague due to my inexperience. This sync clock/trigger pulse is then highly over-sampled by the FPGA, allowing you to count the number of fast clock cycles between a rising edge of the sync clock and a rising edge of the VCTCXO. bladerf_direction dir, bladerf_timestamp *timestamp); /* * * @defgroup FN_STREAMING_SYNC Synchronous API * * This group of functions presents synchronous, blocking calls (with optional * timeouts) for transmitting and receiving samples. (The timestamped metadata format must be, * enabled in order to use this function. This. * typically requires additional configuration for ideal performance. * or ::BLADERF_ERR_INVAL on an invalid `address` or `bytes` value, * Write data to the bladeRF's SPI flash device, * `bladerf_write_flash_bytes()` function instead. * @return Number of items populated in `list`, * or an error value from the \ref RETCODES list on failure, * Download firmware to the specified device that is enumarating an FX3. It is intended that these functions be, * used \b prior to starting sample streams. * in the current library implementation. * function, found in the \ref FN_SMB_CLOCK section. * 3.0 GHz on bladeRF2. This will, * flush the remainder of the sync interface's current working buffer and. * These functions provide the ability to tune the RX and TX channels. 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However, this is left here to avoid. by CormacG » Wed Dec 13, 2017 4:36 am, Post * or ::BLADERF_ERR_INVAL on an invalid `address` or `length` value. by CormacG » Wed May 23, 2018 1:42 am, Powered by phpBB® Forum Software © phpBB Limited, Discussions related to schematic capture, PCB layout, signal integrity, and RF development, Warning. * trigger master drives the trigger signal as an output. * This section defines the streaming APIs. The output is in the format. * @param[out] has_fired Set to true if the trigger has fired, and false. For example, with ::BLADERF_RX_X2. * // reception of the external trigger signal. Its trigger signal will be an output. * These values control the use of header J71 pin 1 for taming the. * the typical nonidealities of analog systems. * @post Stream is deallocated and may no longer be used. In due course, I'll post how I get on... SMB Clock output in presence of XB-200 nay?/yea but..? * actively streamed). * @param[in] timeout_ms Milliseconds to timeout in, if this call blocks. When an overrun occurs, it is. * Implementors may use the interleaved buffers directly, or may use, * bladerf_deinterleave_stream_buffer() / bladerf_interleave_stream_buffer(). * @see bladerf_get_frequency_range() to determine the range of supported, * @param[in] frequency Tuned frequency, * @note On the bladeRF1 platform, it is recommended to keep the RX and TX, * frequencies at least 1 MHz apart, and to digitally mix on the RX side. * Fields are updated per the scheme defined here: * https://github.com/Nuand/bladeRF/blob/master/doc/development/versioning.md, * stdbool.h is not applicable for C++ programs, as the language inherently, * Users of Visual Studio 2012 and earlier will need to supply a stdbool.h, * implementation, as it is not included with the toolchain. * enqueue samples into the hardware's transmit FIFO. Generally, this will consist of one device, * to outputting its reference clock via the SMB clock port, and, * configuring the other device(s) to use the SMB clock port as a reference, * clock input. An interesting detail is that I modified the official drivers of the BladeRF for MATLAB to support the 2x2 MIMO layout; it works as expected, but there are still some bugs when closing the device. Use the `timeout_ms` to place an upper limit on the time this, * To safely submit buffers from outside the stream callback flow, this function, * internally acquires a per-stream lock (the same one that is held during the, * execution of a stream callback). * underlying data stream. * buffer, that this buffer is not returned via the callback's return value. * Note that, in some cases, gain may be negative (e.g. * Get gain range of a specific gain stage, * This function may be called with `NULL` for `range` to test if a given gain, * This function may be called with `NULL` for `stages`, or 0 for `count`, to, * @param[out] stages Gain stage names, * @param[out] count Number to populate, * @return Number of gain stages on success, value from \ref RETCODES list on, * This section presents functionality pertaining to configuring the. Of course, it could all be a waste of time too. * @param[in] mode bladerf_loopback enum to check, * @return true if supported, false if not (or on error), * @note Loopback modes should only be enabled or disabled while the RX and TX, * channels are both disabled (and therefore, when no samples are being. * @post The `image` fields will be populated upon success, overwriting any, * @note The contents of the `image` parameter should not be used if this. * @pre A bladerf_sync_config() call has been to configure the device for, * @note A call to bladerf_enable_module() should be made before attempting to, * transmit samples. LEARN MORE. * identifier string is not already provided. * RF front ends must always be enabled prior to streaming samples on the, * When a synchronous stream is associated with the specified channel, this will. * @note Passing a bladerf_devinfo initialized with this function to. * flash-page-size bytes or larger. Therefore, it is important to be aware of, * locks that may be held while making this call, especially those acquired, * during execution of the associated stream callback function. If an. * // ... Use features added in libbladeRF v1.5.0 ... * `(major << 24) | (minor << 16) | (patch << 8) | (reserved << 0)`, * The reserved field may be used at a later date to denote additions between. Learn more. * Lesser General Public License for more details. * On the bladeRF x40 and x115 with FPGA versions >= v0.7.0, this is, * On the bladeRF 2.0 Micro, this is BLADERF_GAIN_SLOWATTACK_AGC with, * Only available on the bladeRF 2.0 Micro. * messages with a lower log level will be suppressed. This. * device_identifier is `NULL`. * @note As of FPGA v0.6.0, `mini_exp[1]` has been allocated as the trigger, * signal. * bladeRF library routines return negative values to indicate errors. * On transmit channels, 60 dB is defined as approximately 0 dBm. This allows the API user to implement a buffer management scheme to. * bladerf_set_frequency() calls this internally after tuning the device. * @param[inout] buffer Buffer to fill (RX) or containing data (TX). * @pre Stream is no longer being used (via bladerf_submit_stream_buffer() or. * See the BLADERF_TRIGGER_REG_* macros for options. In this case "buffer" refers to the, * `buffer_size` parameter provided to bladerf_sync_config().) This. Basically, there are three ways to get a clock into or out of a. * Slave devices configure the trigger signal as an input. * @returns 0 on success, value from \ref RETCODES list on failure. * with the bladeRF source code. We use optional third-party analytics cookies to understand how you use GitHub.com so we can build better products. * @warning Use of SPI flash functions requires an understanding of the, * underlying SPI flash device, and the bladeRF's flash memory map. Badass. It is here for future use. Otherwise, the low band is used. * bladerf_strerror(status)); * @param[out] device Update with device handle on success, * @param[in] device_identifier Device identifier, formatted as described, * @return 0 on success, or value from \ref RETCODES list on failure. * @return 0 on success, ::BLADERF_ERR_WOULD_BLOCK if the call would have to, * block to succeed, or another value from \ref RETCODES upon other. It should not be used, * as a means to accurately retrieve the current timestamp of individual samples. * wait and try again or defer buffer submission to the asynchronous callback. * the device was able to achieve. * @param[in] stage Gain stage name. libbladeRF now ensures, * Specifying this flag and flushing the sync interface's working buffer implies, * that the next timestamp that can be transmitted is the current timestamp plus, * the duration of the burst that this flag is ending and the remaining, * length of the remaining buffer that is flushed. how? * The choice of values for the `num_transfers` and `buffer_size` should be, * made based upon the desired samplerate, and the stream timeout value. * functionality over a long period of time. * on-board VCTCXO to improve or sustain frequency accuracy. * This is intended to be used in conjunction with bladerf_image_write(), or a. Failing to do this may result in timeouts and other, * @param[in] samples Array of samples, * @param[in] num_samples Number of samples to write, * @param[in] metadata Sample metadata. * will be gated until the "Fire" bit has been asserted. * Reserved for future metadata. * to be added, including users' software and hardware customizations. Save the bus and address values so that you can provide them, * to bladerf_load_fw_from_bootloader(), and then free this list via, * @param[out] list Upon finding devices, this will be updated to point, * to a list of bladerf_devinfo structures that. * status = start_rx_streams(dev_master, dev_slave); * status = bladerf_trigger_fire(dev_master, &trig_master); * // Handle RX signals and then shut down streams. * Submit a buffer to a stream from outside of a stream callback function. In, * most cases, one should define the bandwidth to be less than the sample rate, * Set the bandwidth of the channel to the specified value in Hz, * The underlying device is capable of a discrete set of bandwidth values. * @param[in] trigger Trigger to assert, * Query the fire request status of a master trigger, * @param dev Device handle, * @param[in] trigger Trigger to query, * @param[out] is_armed Set to true if the trigger is armed, and false. * metadata\endlink page for examples of this. Attempting to use these functions. * asynchronous stream and perform thread-safe buffer management. If the channel or board does not, * meaningfully have a gain mode (e.g. These functions take care of packing/unpacking the, * metadata into/from the underlying stream and convey this information. The provided. * @note On the bladeRF2, there is one oscillator for all RX channels and one, * oscillator for all TX channels. * page for an overview on how to open and configure a device. Nonetheless, the hassle is worthy if it the result can save lives! This allows multiple devices to. As such, many, * libbladeRF functions require a ::bladerf_channel parameter to specify the. transmit channels). * @note Important: Ensure that you disarm triggers before, * stopping sample streams (i.e., calling bladerf_enable_module() with, * `enable = false`). * Values >= 0 are used to indicate success. Otherwise, the operation of shutting down streams, * will block for the entire duration of the stream timeout (or infinitely. Sadly, I cannot continue working on the driver as I lost access to the device. * Sample rate, in samples per second (sps). Will try to implement as soon as I will have a time for this. In terms of software he's also added OP25 and bladeRF support. * sample rate achieved. * These functions provide the ability to erase, read, and write the SPI flash. by CormacG » Thu Jan 18, 2018 9:09 am, Post * Free a bladerf_image previously obtained via bladerf_alloc_image. Please feel free to ask any question, as the description above is vague due to my inexperience. This sync clock/trigger pulse is then highly over-sampled by the FPGA, allowing you to count the number of fast clock cycles between a rising edge of the sync clock and a rising edge of the VCTCXO. bladerf_direction dir, bladerf_timestamp *timestamp); /* * * @defgroup FN_STREAMING_SYNC Synchronous API * * This group of functions presents synchronous, blocking calls (with optional * timeouts) for transmitting and receiving samples. (The timestamped metadata format must be, * enabled in order to use this function. This. * typically requires additional configuration for ideal performance. * or ::BLADERF_ERR_INVAL on an invalid `address` or `bytes` value, * Write data to the bladeRF's SPI flash device, * `bladerf_write_flash_bytes()` function instead. * @return Number of items populated in `list`, * or an error value from the \ref RETCODES list on failure, * Download firmware to the specified device that is enumarating an FX3. It is intended that these functions be, * used \b prior to starting sample streams. * in the current library implementation. * function, found in the \ref FN_SMB_CLOCK section. * 3.0 GHz on bladeRF2. This will, * flush the remainder of the sync interface's current working buffer and. * These functions provide the ability to tune the RX and TX channels.

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