Clean up warnings

src/device/boot.rs

@@ -1,7 +1,8 @@
+use core::marker::PhantomData;
 use super::{gpio, sys_timer, usb};
-use crate::laser_diode::current_sources::{*, self};
-use crate::laser_diode::ld_drive::LD_Drive;
-use crate::thermostat::max1968::{MAX1968};
+use crate::laser_diode::current_sources::{*};
+use crate::laser_diode::ld_drive::{self, LdDrive};
+use crate::thermostat::max1968::MAX1968;
 use crate::thermostat::thermostat::Thermostat;
 use fugit::ExtU32;
 use log::info;
@@ -22,7 +23,7 @@ const WATCHDOG_PERIOD: u32 = 30000;
 pub fn bootup(
     mut core_perif: CorePeripherals,
     perif: Peripherals,
-) -> (IndependentWatchdog, LD_Drive, Thermostat) {
+) -> (IndependentWatchdog, LdDrive, Thermostat) {
     core_perif.SCB.enable_icache();
     core_perif.SCB.enable_dcache(&mut core_perif.CPUID);
 
@@ -58,13 +59,15 @@ pub fn bootup(
 
     let current_source = CurrentSource::new(current_source_phy, perif.ADC2);
     
-    let mut laser = LD_Drive::new(current_source);
+    let mut laser = LdDrive::new(current_source);
     laser.setup();
     laser.ld_open();
     laser.power_up();
 
     laser.ld_set_i(ElectricCurrent::new::<ampere>(0.15));
 
+    // Set a non-zero value so that there is a non NAN power reading
+    laser.set_pd_i_to_out_pwr(ld_drive::IToPowerUnit {dimension: PhantomData, units: PhantomData, value: 0.001});
 
     let tec_driver = MAX1968::new(max1968_phy, perif.ADC1);
 

src/device/gpio.rs

@@ -2,7 +2,6 @@ use crate::laser_diode::current_sources::{self, CurrentSourcePhy};
 use crate::laser_diode::max5719;
 use crate::thermostat::ad5680;
 use crate::thermostat::max1968::{self, MAX1968PinSet, MAX1968Phy, PWM_FREQ_KHZ};
-use fugit::RateExtU32;
 use stm32_eth::EthPins;
 use stm32f4xx_hal::{
     gpio::{gpioa::*, gpiob::*, gpioc::*, gpiog::*, GpioExt, Input},
@@ -12,7 +11,6 @@ use stm32f4xx_hal::{
         TIM4,
     },
     rcc::Clocks,
-    spi,
     spi::{NoMiso, Spi},
     timer::pwm::PwmExt,
 };

src/laser_diode/current_sources.rs

@@ -16,7 +16,7 @@ use uom::si::{
 };
 
 use crate::laser_diode::max5719::{self, Dac};
-use crate::laser_diode::ld_drive::transimpedance_unit;
+use crate::laser_diode::ld_drive::TransimpedanceUnit;
 
 pub trait ChannelPins {
     type PdMonPin;
@@ -106,7 +106,7 @@ impl CurrentSource {
         voltage
     }
 
-    pub fn set_i(&mut self, current: ElectricCurrent, transimpedance: transimpedance_unit, dac_out_v_max: ElectricPotential) -> ElectricCurrent {
+    pub fn set_i(&mut self, current: ElectricCurrent, transimpedance: TransimpedanceUnit, dac_out_v_max: ElectricPotential) -> ElectricCurrent {
         self.set_dac(current * transimpedance, dac_out_v_max) / transimpedance
     }
 }

src/laser_diode/ld_drive.rs

@@ -3,26 +3,20 @@ use crate::laser_diode::current_sources::CurrentSource;
 use core::{marker::PhantomData, f64::NAN};
 
 use uom::si::{
-    electric_current::{milliampere},
-    f64::{ElectricPotential, ElectricCurrent, ElectricalResistance, Power},
+    electric_current::milliampere,
+    f64::{ElectricPotential, ElectricCurrent, Power},
 };
 
 use uom::{si::{ISQ, SI, Quantity}, typenum::*};
 
 // Volt / Ampere
-pub type transimpedance_unit = Quantity<ISQ<P2, P1, N3, N2, Z0, Z0, Z0>, SI<f64>, f64>;
+pub type TransimpedanceUnit = Quantity<ISQ<P2, P1, N3, N2, Z0, Z0, Z0>, SI<f64>, f64>;
 // Ampere / Volt
-type transconductance_unit = Quantity<ISQ<N2, N1, P3, P2, Z0, Z0, Z0>, SI<f64>, f64>;
+type TransconductanceUnit = Quantity<ISQ<N2, N1, P3, P2, Z0, Z0, Z0>, SI<f64>, f64>;
 // Watt / Ampere
-pub type i_to_power_unit = Quantity<ISQ<P2, P1, N3, N1, Z0, Z0, Z0>, SI<f64>, f64>; 
+pub type IToPowerUnit = Quantity<ISQ<P2, P1, N3, N1, Z0, Z0, Z0>, SI<f64>, f64>; 
 
 impl Settings{
-    pub const R_SENSE: ElectricalResistance = ElectricalResistance {
-        dimension: PhantomData,
-        units: PhantomData,
-        value: 10.0,
-    };
-
     pub const DAC_OUT_V_MAX: ElectricPotential = ElectricPotential {
         dimension: PhantomData,
         units: PhantomData,
@@ -30,13 +24,13 @@ impl Settings{
     };
 
     // Unit: A/V
-    const PD_MON_TRANSCONDUCTANCE: transconductance_unit = transconductance_unit {
+    const PD_MON_TRANSCONDUCTANCE: TransconductanceUnit = TransconductanceUnit {
         dimension: PhantomData,
         units: PhantomData,
         value: 0.001,
     };
 
-    const LD_DRIVE_TRANSIMPEDANCE: transimpedance_unit = transimpedance_unit {
+    const LD_DRIVE_TRANSIMPEDANCE: TransimpedanceUnit = TransimpedanceUnit {
         dimension: PhantomData,
         units: PhantomData,
         value: 10.0 / 0.75,
@@ -46,26 +40,26 @@ impl Settings{
 #[derive(Clone, Debug, Miniconf)]
 pub struct Settings {
     ld_drive_current: ElectricCurrent,
-    pd_i_to_out_pwr: i_to_power_unit,
+    pd_i_to_out_pwr: IToPowerUnit,
 }
 
 impl Default for Settings {
     fn default() -> Self {
         Self {
             ld_drive_current: ElectricCurrent::new::<milliampere>(0.0),
-            pd_i_to_out_pwr: i_to_power_unit {dimension: PhantomData, units: PhantomData, value: NAN}
+            pd_i_to_out_pwr: IToPowerUnit {dimension: PhantomData, units: PhantomData, value: NAN}
         }
     }
 }
 
-pub struct LD_Drive{
+pub struct LdDrive{
     ctrl: CurrentSource,
     settings: Settings,
 }
 
-impl LD_Drive{
+impl LdDrive{
     pub fn new(current_source: CurrentSource)-> Self{
-        LD_Drive {
+        LdDrive {
             ctrl: current_source,
             settings: Settings::default()
         }
@@ -89,7 +83,7 @@ impl LD_Drive{
         self.settings.ld_drive_current
     }
 
-    pub fn set_pd_i_to_out_pwr(&mut self, val: i_to_power_unit){
+    pub fn set_pd_i_to_out_pwr(&mut self, val: IToPowerUnit){
         self.settings.pd_i_to_out_pwr = val;
     }
 

src/thermostat/max1968.rs

@@ -1,9 +1,5 @@
-use core::marker::PhantomData;
 use core::u16;
-
 use crate::thermostat::ad5680;
-use crate::thermostat::thermostat::Settings;
-
 use fugit::KilohertzU32;
 use stm32f4xx_hal::{
     adc::{
@@ -13,16 +9,13 @@ use stm32f4xx_hal::{
     gpio::{gpioa::*, gpiob::*, gpioc::*, Alternate, Analog, Output, PushPull},
     hal::{self, blocking::spi::Transfer, digital::v2::OutputPin},
     pac::{ADC1, SPI1, TIM4},
-    rcc::Clocks,
     spi::{NoMiso, Spi, TransferModeNormal},
-    timer::pwm::{PwmChannel, PwmExt},
+    timer::pwm::PwmChannel,
 };
 
 use uom::si::{
-    electric_current::ampere,
-    electric_potential::{millivolt, volt},
-    electrical_resistance::ohm,
-    f64::{ElectricCurrent, ElectricPotential, ElectricalResistance},
+    electric_potential::millivolt,
+    f64::ElectricPotential,
     ratio::ratio,
 };
 

src/thermostat/thermostat.rs

@@ -3,7 +3,6 @@ use crate::sys_timer;
 use crate::thermostat::ad5680;
 use crate::thermostat::max1968::{MAX1968, AdcReadTarget, PwmPinsEnum};
 use log::info;
-use miniconf::serde::de::value;
 use uom::si::{
     electric_current::ampere,
     electric_potential::volt,