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nix-scripts/mcu-contrib/pounder-725.diff
mwojcik b7c100c2bd pounder: update patch
2024-09-26 13:17:48 +08:00

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diff --git a/ad9959/src/lib.rs b/ad9959/src/lib.rs
index 025f7d4f..59578cce 100644
--- a/ad9959/src/lib.rs
+++ b/ad9959/src/lib.rs
@@ -2,8 +2,24 @@
use bit_field::BitField;
use bitflags::bitflags;
+use core::ops::Range;
use embedded_hal::{blocking::delay::DelayUs, digital::v2::OutputPin};
+/// The minimum reference clock input frequency with REFCLK multiplier disabled.
+const MIN_REFCLK_FREQUENCY: f32 = 1e6;
+/// The minimum reference clock input frequency with REFCLK multiplier enabled.
+const MIN_MULTIPLIED_REFCLK_FREQUENCY: f32 = 10e6;
+/// The system clock frequency range with high gain configured for the internal VCO.
+const HIGH_GAIN_VCO_RANGE: Range<f32> = Range {
+ start: 255e6,
+ end: 500e6,
+};
+/// The system clock frequency range with low gain configured for the internal VCO.
+const LOW_GAIN_VCO_RANGE: Range<f32> = Range {
+ start: 100e6,
+ end: 160e6,
+};
+
/// A device driver for the AD9959 direct digital synthesis (DDS) chip.
///
/// This chip provides four independently controllable digital-to-analog output sinusoids with
@@ -218,23 +234,17 @@ impl<I: Interface> Ad9959<I> {
reference_clock_frequency: f32,
multiplier: u8,
) -> Result<f32, Error> {
+ let frequency =
+ validate_clocking(reference_clock_frequency, multiplier)?;
self.reference_clock_frequency = reference_clock_frequency;
- if multiplier != 1 && !(4..=20).contains(&multiplier) {
- return Err(Error::Bounds);
- }
-
- let frequency = multiplier as f32 * self.reference_clock_frequency;
- if frequency > 500_000_000.0f32 {
- return Err(Error::Frequency);
- }
-
// TODO: Update / disable any enabled channels?
let mut fr1: [u8; 3] = [0, 0, 0];
self.read(Register::FR1, &mut fr1)?;
fr1[0].set_bits(2..=6, multiplier);
- let vco_range = frequency > 255e6;
+ let vco_range = HIGH_GAIN_VCO_RANGE.contains(&frequency)
+ || frequency == HIGH_GAIN_VCO_RANGE.end;
fr1[0].set_bit(7, vco_range);
self.write(Register::FR1, &fr1)?;
@@ -365,9 +375,7 @@ impl<I: Interface> Ad9959<I> {
channel: Channel,
phase_turns: f32,
) -> Result<f32, Error> {
- let phase_offset: u16 =
- (phase_turns * (1 << 14) as f32) as u16 & 0x3FFFu16;
-
+ let phase_offset = phase_to_pow(phase_turns)?;
self.modify_channel(
channel,
Register::CPOW0,
@@ -513,6 +521,108 @@ impl<I: Interface> Ad9959<I> {
}
}
+/// Validate the internal system clock configuration of the chip.
+///
+/// Arguments:
+/// * `reference_clock_frequency` - The reference clock frequency provided to the AD9959 core.
+/// * `multiplier` - The frequency multiplier of the system clock. Must be 1 or 4-20.
+///
+/// Returns:
+/// The system clock frequency to be configured.
+pub fn validate_clocking(
+ reference_clock_frequency: f32,
+ multiplier: u8,
+) -> Result<f32, Error> {
+ // The REFCLK frequency must be at least 1 MHz with REFCLK multiplier disabled.
+ if reference_clock_frequency < MIN_REFCLK_FREQUENCY {
+ return Err(Error::Bounds);
+ }
+ // If the REFCLK multiplier is enabled, the multiplier (FR1[22:18]) must be between 4 to 20.
+ // Alternatively, the clock multiplier can be disabled. The multiplication factor is 1.
+ if multiplier != 1 && !(4..=20).contains(&multiplier) {
+ return Err(Error::Bounds);
+ }
+ // If the REFCLK multiplier is enabled, the REFCLK frequency must be at least 10 MHz.
+ if multiplier != 1
+ && reference_clock_frequency < MIN_MULTIPLIED_REFCLK_FREQUENCY
+ {
+ return Err(Error::Bounds);
+ }
+ let frequency = multiplier as f32 * reference_clock_frequency;
+ // SYSCLK frequency between 255 MHz and 500 MHz (inclusive) is valid with high range VCO
+ if HIGH_GAIN_VCO_RANGE.contains(&frequency)
+ || frequency == HIGH_GAIN_VCO_RANGE.end
+ {
+ return Ok(frequency);
+ }
+
+ // SYSCLK frequency between 100 MHz and 160 MHz (inclusive) is valid with low range VCO
+ if LOW_GAIN_VCO_RANGE.contains(&frequency)
+ || frequency == LOW_GAIN_VCO_RANGE.end
+ {
+ return Ok(frequency);
+ }
+
+ // When the REFCLK multiplier is disabled, SYSCLK frequency can go below 100 MHz
+ if multiplier == 1 && (0.0..=LOW_GAIN_VCO_RANGE.start).contains(&frequency)
+ {
+ return Ok(frequency);
+ }
+
+ Err(Error::Frequency)
+}
+
+/// Convert and validate frequency into frequency tuning word.
+///
+/// Arguments:
+/// * `dds_frequency` - The DDS frequency to be converted and validated.
+/// * `system_clock_frequency` - The system clock frequency of the AD9959 core.
+///
+/// Returns:
+/// The corresponding frequency tuning word.
+pub fn frequency_to_ftw(
+ dds_frequency: f32,
+ system_clock_frequency: f32,
+) -> Result<u32, Error> {
+ // Output frequency should not exceed the Nyquist's frequency.
+ if !(0.0..=(system_clock_frequency / 2.0)).contains(&dds_frequency) {
+ return Err(Error::Bounds);
+ }
+ // The function for channel frequency is `f_out = FTW * f_s / 2^32`, where FTW is the
+ // frequency tuning word and f_s is the system clock rate.
+ Ok(((dds_frequency / system_clock_frequency) * (1u64 << 32) as f32) as u32)
+}
+
+/// Convert phase into phase offset word.
+///
+/// Arguments:
+/// * `phase_turns` - The normalized number of phase turns of a DDS channel.
+///
+/// Returns:
+/// The corresponding phase offset word.
+pub fn phase_to_pow(phase_turns: f32) -> Result<u16, Error> {
+ Ok((phase_turns * (1 << 14) as f32) as u16 & 0x3FFFu16)
+}
+
+/// Convert amplitude into amplitude control register values.
+///
+/// Arguments:
+/// * `amplitude` - The normalized amplitude of a DDS channel.
+///
+/// Returns:
+/// The corresponding value in the amplitude control register.
+pub fn amplitude_to_acr(amplitude: f32) -> Result<u32, Error> {
+ if !(0.0..=1.0).contains(&amplitude) {
+ return Err(Error::Bounds);
+ }
+
+ let acr: u32 = *0u32
+ .set_bits(0..=9, ((amplitude * (1 << 10) as f32) as u32) & 0x3FF)
+ .set_bit(12, amplitude != 1.0);
+
+ Ok(acr as u32)
+}
+
/// Represents a means of serializing a DDS profile for writing to a stream.
pub struct ProfileSerializer {
// heapless::Vec<u8, 32>, especially its extend_from_slice() is slow
@@ -568,6 +678,39 @@ impl ProfileSerializer {
}
}
+ /// Update the system clock configuration.
+ ///
+ /// # Args
+ /// * `reference_clock_frequency` - The reference clock frequency provided to the AD9959 core.
+ /// * `multiplier` - The frequency multiplier of the system clock. Must be 1 or 4-20.
+ ///
+ /// # Limitations
+ /// The correctness of the FR1 register setting code rely on FR1\[0:17\] staying 0.
+ pub fn set_system_clock(
+ &mut self,
+ reference_clock_frequency: f32,
+ multiplier: u8,
+ ) -> Result<f32, Error> {
+ let frequency = reference_clock_frequency * multiplier as f32;
+
+ // The enabled channel will be updated after clock reconfig
+ let mut fr1 = [0u8; 3];
+
+ // The ad9959 crate does not modify FR1[0:17]. These bits keep their default value.
+ // These bits by default are 0.
+ // Reading the register then update is not possible to implement in a serializer, where
+ // many QSPI writes are performed in burst. Switching between read and write requires
+ // breaking the QSPI indirect write mode and switch into the QSPI indirect read mode.
+ fr1[0].set_bits(2..=6, multiplier);
+
+ // Frequencies within the VCO forbidden range (160e6, 255e6) are already rejected.
+ let vco_range = HIGH_GAIN_VCO_RANGE.contains(&frequency);
+ fr1[0].set_bit(7, vco_range);
+
+ self.add_write(Register::FR1, &fr1);
+ Ok(frequency)
+ }
+
/// Add a register write to the serialization data.
fn add_write(&mut self, register: Register, value: &[u8]) {
let data = &mut self.data[self.index..];
diff --git a/src/bin/dual-iir.rs b/src/bin/dual-iir.rs
index ea566e14..84bde34a 100644
--- a/src/bin/dual-iir.rs
+++ b/src/bin/dual-iir.rs
@@ -28,7 +28,7 @@
#![no_std]
#![no_main]
-use core::mem::MaybeUninit;
+use core::mem::{MaybeUninit, size_of};
use core::sync::atomic::{fence, Ordering};
use serde::{Deserialize, Serialize};
@@ -47,6 +47,8 @@ use stabilizer::{
dac::{Dac0Output, Dac1Output, DacCode},
hal,
signal_generator::{self, SignalGenerator},
+ pounder::{ClockConfig, PounderConfig},
+ setup::PounderDevices as Pounder,
timers::SamplingTimer,
DigitalInput0, DigitalInput1, SerialTerminal, SystemTimer, Systick,
UsbDevice, AFE0, AFE1,
@@ -179,6 +181,16 @@ pub struct DualIir {
/// See [signal_generator::BasicConfig#miniconf]
#[tree(depth = 2)]
source: [signal_generator::BasicConfig; 2],
+
+ /// Specifies the config for pounder DDS clock configuration, DDS channels & attenuations
+ ///
+ /// # Path
+ /// `pounder`
+ ///
+ /// # Value
+ /// See [PounderConfig#miniconf]
+ #[tree]
+ pounder: Option<PounderConfig>,
}
impl Default for DualIir {
@@ -206,6 +218,8 @@ impl Default for DualIir {
source: Default::default(),
stream: Default::default(),
+
+ pounder: None.into(),
}
}
}
@@ -222,6 +236,7 @@ mod app {
active_settings: DualIir,
telemetry: TelemetryBuffer,
source: [SignalGenerator; 2],
+ pounder: Option<Pounder>,
}
#[local]
@@ -233,6 +248,7 @@ mod app {
adcs: (Adc0Input, Adc1Input),
dacs: (Dac0Output, Dac1Output),
iir_state: [[[f32; 4]; IIR_CASCADE_LENGTH]; 2],
+ dds_clock_state: Option<ClockConfig>,
generator: FrameGenerator,
cpu_temp_sensor: stabilizer::hardware::cpu_temp_sensor::CpuTempSensor,
}
@@ -242,7 +258,7 @@ mod app {
let clock = SystemTimer::new(|| Systick::now().ticks());
// Configure the microcontroller
- let (stabilizer, _pounder) = hardware::setup::setup::<Settings, 4>(
+ let (mut stabilizer, pounder) = hardware::setup::setup::<Settings, 4>(
c.core,
c.device,
clock,
@@ -261,6 +277,13 @@ mod app {
let generator = network.configure_streaming(StreamFormat::AdcDacData);
+ let dds_clock_state = pounder.as_ref().map(|_| ClockConfig::default());
+ if pounder.is_some() {
+ stabilizer.settings.dual_iir
+ .pounder
+ .replace(PounderConfig::default());
+ }
+
let shared = Shared {
usb: stabilizer.usb,
network,
@@ -279,6 +302,7 @@ mod app {
),
],
settings: stabilizer.settings,
+ pounder
};
let mut local = Local {
@@ -289,6 +313,7 @@ mod app {
adcs: stabilizer.adcs,
dacs: stabilizer.dacs,
iir_state: [[[0.; 4]; IIR_CASCADE_LENGTH]; 2],
+ dds_clock_state,
generator,
cpu_temp_sensor: stabilizer.temperature_sensor,
};
@@ -458,7 +483,7 @@ mod app {
}
}
- #[task(priority = 1, local=[afes], shared=[network, settings, active_settings, source])]
+ #[task(priority = 1, local=[afes, dds_clock_state], shared=[network, settings, active_settings, source, pounder])]
async fn settings_update(mut c: settings_update::Context) {
c.shared.settings.lock(|settings| {
c.local.afes.0.set_gain(settings.dual_iir.afe[0]);
@@ -480,6 +505,17 @@ mod app {
),
}
}
+ // Update Pounder configurations
+ c.shared.pounder.lock(|pounder| {
+ if let Some(pounder) = pounder {
+ let pounder_settings = settings.dual_iir.pounder.as_ref().unwrap();
+ // let mut clocking = c.local.dds_clock_state;
+ pounder.update_dds(
+ *pounder_settings,
+ c.local.dds_clock_state.as_mut().unwrap(),
+ );
+ }
+ });
c.shared
.network
@@ -491,21 +527,30 @@ mod app {
});
}
- #[task(priority = 1, shared=[network, settings, telemetry], local=[cpu_temp_sensor])]
+ #[task(priority = 1, shared=[network, settings, telemetry, pounder], local=[cpu_temp_sensor])]
async fn telemetry(mut c: telemetry::Context) {
loop {
let telemetry = c.shared.telemetry.lock(|telemetry| *telemetry);
- let (gains, telemetry_period) =
+ let (gains, telemetry_period, pounder_config) =
c.shared.settings.lock(|settings| {
- (settings.dual_iir.afe, settings.dual_iir.telemetry_period)
+ (
+ settings.dual_iir.afe,
+ settings.dual_iir.telemetry_period,
+ settings.dual_iir.pounder
+ )
});
+ let pounder_telemetry = c.shared.pounder.lock(|pounder| {
+ pounder.as_mut().map(|pdr| pdr.get_telemetry(pounder_config.unwrap()))
+ });
+
c.shared.network.lock(|net| {
net.telemetry.publish(&telemetry.finalize(
gains[0],
gains[1],
c.local.cpu_temp_sensor.get_temperature().unwrap(),
+ pounder_telemetry,
))
});
diff --git a/src/bin/lockin.rs b/src/bin/lockin.rs
index 3ddecd7c..77a7474b 100644
--- a/src/bin/lockin.rs
+++ b/src/bin/lockin.rs
@@ -29,7 +29,7 @@
use core::{
convert::TryFrom,
- mem::MaybeUninit,
+ mem::{MaybeUninit, size_of},
sync::atomic::{fence, Ordering},
};
@@ -547,6 +547,7 @@ mod app {
gains[0],
gains[1],
c.local.cpu_temp_sensor.get_temperature().unwrap(),
+ None,
))
});
diff --git a/src/hardware/pounder/attenuators.rs b/src/hardware/pounder/attenuators.rs
index cfd08b7f..2570f506 100644
--- a/src/hardware/pounder/attenuators.rs
+++ b/src/hardware/pounder/attenuators.rs
@@ -52,10 +52,9 @@ pub trait AttenuatorInterface {
fn get_attenuation(&mut self, channel: Channel) -> Result<f32, Error> {
let mut channels = [0_u8; 4];
- // Reading the data always shifts data out of the staging registers, so we perform a
- // duplicate write-back to ensure the staging register is always equal to the output
- // register.
- self.transfer_attenuators(&mut channels)?;
+ // Reading the data always shifts data out of the staging registers, so a duplicate
+ // write-back will be performed to ensure the staging register is always equal to the
+ // output register.
self.transfer_attenuators(&mut channels)?;
// The attenuation code is stored in the upper 6 bits of the register, where each LSB
@@ -66,6 +65,9 @@ pub trait AttenuatorInterface {
// care) would contain erroneous data.
let attenuation_code = (!channels[channel as usize]) >> 2;
+ // The write-back transfer is performed. Staging register is now restored.
+ self.transfer_attenuators(&mut channels)?;
+
// Convert the desired channel code into dB of attenuation.
Ok(attenuation_code as f32 / 2.0)
}
diff --git a/src/hardware/pounder/dds_output.rs b/src/hardware/pounder/dds_output.rs
index 3ae1ce90..cd978b01 100644
--- a/src/hardware/pounder/dds_output.rs
+++ b/src/hardware/pounder/dds_output.rs
@@ -55,7 +55,7 @@
use log::warn;
use stm32h7xx_hal as hal;
-use super::{hrtimer::HighResTimerE, QspiInterface};
+use super::{hrtimer::HighResTimerE, Profile, QspiInterface};
use ad9959::{Channel, Mode, ProfileSerializer};
/// The DDS profile update stream.
@@ -157,6 +157,46 @@ impl<'a> ProfileBuilder<'a> {
self
}
+ /// Update a number of channels with fully defined profile settings.
+ ///
+ /// # Args
+ /// * `channels` - A set of channels to apply the configuration to.
+ /// * `profile` - The complete DDS profile, which defines the frequency tuning word,
+ /// amplitude control register & the phase offset word of the channels.
+ /// # Note
+ /// The ACR should be stored in the 3 LSB of the word.
+ /// If amplitude scaling is to be used, the "Amplitude multiplier enable" bit must be set.
+ #[inline]
+ pub fn update_channels_with_profile(
+ &mut self,
+ channels: Channel,
+ profile: Profile,
+ ) -> &mut Self {
+ self.serializer.update_channels(
+ channels,
+ Some(profile.frequency_tuning_word),
+ Some(profile.phase_offset),
+ Some(profile.amplitude_control),
+ );
+ self
+ }
+
+ /// Update the system clock configuration.
+ ///
+ /// # Args
+ /// * `reference_clock_frequency` - The reference clock frequency provided to the AD9959 core.
+ /// * `multiplier` - The frequency multiplier of the system clock. Must be 1 or 4-20.
+ #[inline]
+ pub fn set_system_clock(
+ &mut self,
+ reference_clock_frequency: f32,
+ multiplier: u8,
+ ) -> Result<&mut Self, ad9959::Error> {
+ self.serializer
+ .set_system_clock(reference_clock_frequency, multiplier)?;
+ Ok(self)
+ }
+
/// Write the profile to the DDS asynchronously.
#[allow(dead_code)]
#[inline]
diff --git a/src/hardware/pounder/mod.rs b/src/hardware/pounder/mod.rs
index 5bc7e9ff..5b8d5d30 100644
--- a/src/hardware/pounder/mod.rs
+++ b/src/hardware/pounder/mod.rs
@@ -1,10 +1,17 @@
use self::attenuators::AttenuatorInterface;
use super::hal;
-use crate::hardware::{shared_adc::AdcChannel, I2c1Proxy};
+use crate::hardware::{setup, shared_adc::AdcChannel, I2c1Proxy};
+use crate::net::telemetry::PounderTelemetry;
+use ad9959::{
+ amplitude_to_acr, frequency_to_ftw, phase_to_pow, validate_clocking,
+};
use embedded_hal::blocking::spi::Transfer;
use enum_iterator::Sequence;
+use miniconf::Tree;
+use rf_power::PowerMeasurementInterface;
use serde::{Deserialize, Serialize};
+use stm32h7xx_hal::time::MegaHertz;
pub mod attenuators;
pub mod dds_output;
@@ -120,40 +127,99 @@ impl From<Channel> for GpioPin {
}
}
-#[derive(Serialize, Deserialize, Copy, Clone, Debug)]
-pub struct DdsChannelState {
- pub phase_offset: f32,
+#[derive(Serialize, Deserialize, Copy, Clone, Debug, Tree)]
+pub struct DdsChannelConfig {
pub frequency: f32,
+ pub phase_offset: f32,
pub amplitude: f32,
- pub enabled: bool,
}
-#[derive(Serialize, Deserialize, Copy, Clone, Debug)]
-pub struct ChannelState {
- pub parameters: DdsChannelState,
- pub attenuation: f32,
+impl Default for DdsChannelConfig {
+ fn default() -> Self {
+ Self {
+ frequency: 0.0,
+ phase_offset: 0.0,
+ amplitude: 0.0,
+ }
+ }
}
-#[derive(Serialize, Deserialize, Copy, Clone, Debug)]
-pub struct InputChannelState {
- pub attenuation: f32,
- pub power: f32,
- pub mixer: DdsChannelState,
+/// Represents a fully defined DDS profile, with parameters expressed in machine units
+pub struct Profile {
+ /// A 32-bits representation of DDS frequency in relation to the system clock frequency.
+ /// This value corresponds to the AD9959 CFTW0 register, which specifies the frequency
+ /// of DDS channels.
+ pub frequency_tuning_word: u32,
+ /// The DDS phase offset. It corresponds to the AD9959 CPOW0 register, which specifies
+ /// the phase offset of DDS channels.
+ pub phase_offset: u16,
+ /// Control amplitudes of DDS channels. It corresponds to the AD9959 ACR register, which
+ /// controls the amplitude scaling factor of DDS channels.
+ pub amplitude_control: u32,
+}
+
+impl TryFrom<(ClockConfig, ChannelConfig)> for Profile {
+ type Error = ad9959::Error;
+
+ fn try_from(
+ (clocking, channel): (ClockConfig, ChannelConfig),
+ ) -> Result<Self, Self::Error> {
+ let system_clock_frequency =
+ clocking.reference_clock * clocking.multiplier as f32;
+ Ok(Profile {
+ frequency_tuning_word: frequency_to_ftw(
+ channel.dds.frequency,
+ system_clock_frequency,
+ )?,
+ phase_offset: phase_to_pow(channel.dds.phase_offset)?,
+ amplitude_control: amplitude_to_acr(channel.dds.amplitude)?,
+ })
+ }
}
-#[derive(Serialize, Deserialize, Copy, Clone, Debug)]
-pub struct OutputChannelState {
+#[derive(Serialize, Deserialize, Copy, Clone, Debug, Tree)]
+pub struct ChannelConfig {
+ #[tree]
+ pub dds: DdsChannelConfig,
pub attenuation: f32,
- pub channel: DdsChannelState,
}
-#[derive(Serialize, Deserialize, Copy, Clone, Debug)]
-pub struct DdsClockConfig {
+impl Default for ChannelConfig {
+ fn default() -> Self {
+ ChannelConfig {
+ dds: DdsChannelConfig::default(),
+ attenuation: 31.5,
+ }
+ }
+}
+
+#[derive(Serialize, Deserialize, Copy, Clone, Debug, PartialEq, Tree)]
+pub struct ClockConfig {
pub multiplier: u8,
pub reference_clock: f32,
pub external_clock: bool,
}
+impl Default for ClockConfig {
+ fn default() -> Self {
+ Self {
+ multiplier: 5,
+ reference_clock: MegaHertz::MHz(100).to_Hz() as f32,
+ external_clock: false,
+ }
+ }
+}
+
+#[derive(Copy, Clone, Debug, Default, Deserialize, Serialize, Tree)]
+pub struct PounderConfig {
+ #[tree]
+ pub clock: ClockConfig,
+ #[tree(depth = 2)]
+ pub in_channel: [ChannelConfig; 2],
+ #[tree(depth = 2)]
+ pub out_channel: [ChannelConfig; 2],
+}
+
impl From<Channel> for ad9959::Channel {
/// Translate pounder channels to DDS output channels.
fn from(other: Channel) -> Self {
@@ -585,3 +651,78 @@ impl rf_power::PowerMeasurementInterface for PounderDevices {
Ok(adc_scale * 2.048)
}
}
+
+impl setup::PounderDevices {
+ pub fn update_dds(
+ &mut self,
+ settings: PounderConfig,
+ clocking: &mut ClockConfig,
+ ) {
+ if *clocking != settings.clock {
+ match validate_clocking(
+ settings.clock.reference_clock,
+ settings.clock.multiplier,
+ ) {
+ Ok(_frequency) => {
+ self.pounder
+ .set_ext_clk(settings.clock.external_clock)
+ .unwrap();
+
+ self.dds_output
+ .builder()
+ .set_system_clock(
+ settings.clock.reference_clock,
+ settings.clock.multiplier,
+ )
+ .unwrap()
+ .write();
+
+ *clocking = settings.clock;
+ }
+ Err(err) => {
+ log::error!("Invalid AD9959 clocking parameters: {:?}", err)
+ }
+ }
+ }
+
+ for (channel_config, pounder_channel) in settings
+ .in_channel
+ .iter()
+ .chain(settings.out_channel.iter())
+ .zip([Channel::In0, Channel::In1, Channel::Out0, Channel::Out1])
+ {
+ match Profile::try_from((*clocking, *channel_config)) {
+ Ok(dds_profile) => {
+ self.dds_output
+ .builder()
+ .update_channels_with_profile(
+ pounder_channel.into(),
+ dds_profile,
+ )
+ .write();
+
+ if let Err(err) = self.pounder.set_attenuation(
+ pounder_channel,
+ channel_config.attenuation,
+ ) {
+ log::error!("Invalid attenuation settings: {:?}", err)
+ }
+ }
+ Err(err) => {
+ log::error!("Invalid AD9959 profile settings: {:?}", err)
+ }
+ }
+ }
+ }
+
+ pub fn get_telemetry(&mut self, config: PounderConfig) -> PounderTelemetry {
+ PounderTelemetry {
+ temperature: self.pounder.lm75.read_temperature().unwrap(),
+ input_power: [
+ self.pounder.measure_power(Channel::In0).unwrap(),
+ self.pounder.measure_power(Channel::In1).unwrap(),
+ ],
+ config,
+ }
+ }
+}
diff --git a/src/net/data_stream.rs b/src/net/data_stream.rs
index 714ec57f..d442f197 100644
--- a/src/net/data_stream.rs
+++ b/src/net/data_stream.rs
@@ -25,7 +25,7 @@
#![allow(non_camel_case_types)] // https://github.com/rust-embedded/heapless/issues/411
-use core::{fmt::Write, mem::MaybeUninit};
+use core::{fmt::Write, mem::{MaybeUninit, size_of_val}};
use heapless::{
box_pool,
pool::boxed::{Box, BoxBlock},
diff --git a/src/net/mod.rs b/src/net/mod.rs
index 43733fa8..a8b90f86 100644
--- a/src/net/mod.rs
+++ b/src/net/mod.rs
@@ -32,14 +32,14 @@ pub type NetworkReference =
pub struct MqttStorage {
telemetry: [u8; 2048],
- settings: [u8; 1024],
+ settings: [u8; 1536],
}
impl Default for MqttStorage {
fn default() -> Self {
Self {
telemetry: [0u8; 2048],
- settings: [0u8; 1024],
+ settings: [0u8; 1536],
}
}
}
diff --git a/src/net/telemetry.rs b/src/net/telemetry.rs
index c8eb536b..116382a3 100644
--- a/src/net/telemetry.rs
+++ b/src/net/telemetry.rs
@@ -16,7 +16,7 @@ use minimq::{DeferredPublication, Publication};
use serde::Serialize;
use super::NetworkReference;
-use crate::hardware::{adc::AdcCode, afe::Gain, dac::DacCode, SystemTimer};
+use crate::hardware::{adc::AdcCode, afe::Gain, dac::DacCode, SystemTimer, pounder::PounderConfig};
/// Default metadata message if formatting errors occur.
const DEFAULT_METADATA: &str = "{\"message\":\"Truncated: See USB terminal\"}";
@@ -68,6 +68,26 @@ pub struct Telemetry {
/// The CPU temperature in degrees Celsius.
pub cpu_temp: f32,
+
+ /// Measurements related to Pounder
+ pub pounder: Option<PounderTelemetry>,
+}
+
+/// The structure that holds the telemetry related to Pounder.
+///
+/// # Note
+/// This structure should be generated on-demand by the buffer when required to minimize conversion
+/// overhead.
+#[derive(Copy, Clone, Serialize)]
+pub struct PounderTelemetry {
+ /// The Pounder temperature in degrees Celsius
+ pub temperature: f32,
+
+ /// The detected RF power into IN channels
+ pub input_power: [f32; 2],
+
+ /// The configuration of the clock and DDS channels
+ pub config: PounderConfig,
}
impl Default for TelemetryBuffer {
@@ -87,10 +107,17 @@ impl TelemetryBuffer {
/// * `afe0` - The current AFE configuration for channel 0.
/// * `afe1` - The current AFE configuration for channel 1.
/// * `cpu_temp` - The current CPU temperature.
+ /// * `pounder` - The current Pounder telemetry.
///
/// # Returns
/// The finalized telemetry structure that can be serialized and reported.
- pub fn finalize(self, afe0: Gain, afe1: Gain, cpu_temp: f32) -> Telemetry {
+ pub fn finalize(
+ self,
+ afe0: Gain,
+ afe1: Gain,
+ cpu_temp: f32,
+ pounder: Option<PounderTelemetry>,
+ ) -> Telemetry {
let in0_volts = Into::<f32>::into(self.adcs[0]) / afe0.as_multiplier();
let in1_volts = Into::<f32>::into(self.adcs[1]) / afe1.as_multiplier();
@@ -99,6 +126,7 @@ impl TelemetryBuffer {
adcs: [in0_volts, in1_volts],
dacs: [self.dacs[0].into(), self.dacs[1].into()],
digital_inputs: self.digital_inputs,
+ pounder,
}
}
}
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