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replace channel[01].adc with pins_adc

pull/20/head
Astro 2020-05-28 02:01:55 +02:00
parent ec6aa03dc3
commit 5418488a2f
3 changed files with 22 additions and 27 deletions
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3
src/channel.rs
View File

@ -19,8 +19,6 @@ pub struct Channel<C: ChannelPins> {
/// 1 / Volts
pub dac_factor: f64,
pub shdn: C::Shdn,
/// stm32f4 integrated adc
pub adc: C::Adc,
pub vref_pin: C::VRefPin,
pub itec_pin: C::ItecPin,
/// feedback from `dac` output
@ -42,7 +40,6 @@ impl<C: ChannelPins> Channel<C> {
state,
dac, dac_factor,
shdn: pins.shdn,
adc: pins.adc,
vref_pin: pins.vref_pin,
itec_pin: pins.itec_pin,
dac_feedback_pin: pins.dac_feedback_pin,

31
src/channels.rs
View File

@ -16,6 +16,8 @@ pub struct Channels {
channel0: Channel<Channel0>,
channel1: Channel<Channel1>,
pub adc: ad7172::Adc<pins::AdcSpi, pins::AdcNss>,
/// stm32f4 integrated adc
pins_adc: pins::PinsAdc,
tec_u_meas_adc: pins::TecUMeasAdc,
pub pwm: pins::PwmPins,
}
@ -24,6 +26,7 @@ impl Channels {
pub fn new(pins: pins::Pins) -> Self {
let channel0 = Channel::new(pins.channel0);
let channel1 = Channel::new(pins.channel1);
let pins_adc = pins.pins_adc;
let tec_u_meas_adc = pins.tec_u_meas_adc;
let pwm = pins.pwm;
@ -47,7 +50,7 @@ impl Channels {
adc.setup_channel(1, ad7172::Input::Ain2, ad7172::Input::Ain3).unwrap();
adc.start_continuous_conversion().unwrap();
Channels { channel0, channel1, adc, tec_u_meas_adc, pwm }
Channels { channel0, channel1, adc, pins_adc, tec_u_meas_adc, pwm }
}
pub fn channel_state<I: Into<usize>>(&mut self, channel: I) -> &mut ChannelState {
@ -106,19 +109,21 @@ impl Channels {
pub fn read_dac_feedback(&mut self, channel: usize) -> Volts {
match channel {
0 => {
let sample = self.channel0.adc.convert(
let sample = self.pins_adc.convert(
&self.channel0.dac_feedback_pin,
stm32f4xx_hal::adc::config::SampleTime::Cycles_480
);
let mv = self.channel0.adc.sample_to_millivolts(sample);
let mv = self.pins_adc.sample_to_millivolts(sample);
info!("dac0_fb: {}/{:03X}", mv, sample);
Volts(mv as f64 / 1000.0)
}
1 => {
let sample = self.channel1.adc.convert(
let sample = self.pins_adc.convert(
&self.channel1.dac_feedback_pin,
stm32f4xx_hal::adc::config::SampleTime::Cycles_480
);
let mv = self.channel1.adc.sample_to_millivolts(sample);
let mv = self.pins_adc.sample_to_millivolts(sample);
info!("dac1_fb: {}/{:03X}", mv, sample);
Volts(mv as f64 / 1000.0)
}
_ => unreachable!(),
@ -140,19 +145,19 @@ impl Channels {
pub fn read_itec(&mut self, channel: usize) -> Volts {
match channel {
0 => {
let sample = self.channel0.adc.convert(
let sample = self.pins_adc.convert(
&self.channel0.itec_pin,
stm32f4xx_hal::adc::config::SampleTime::Cycles_480
);
let mv = self.channel0.adc.sample_to_millivolts(sample);
let mv = self.pins_adc.sample_to_millivolts(sample);
Volts(mv as f64 / 1000.0)
}
1 => {
let sample = self.channel1.adc.convert(
let sample = self.pins_adc.convert(
&self.channel1.itec_pin,
stm32f4xx_hal::adc::config::SampleTime::Cycles_480
);
let mv = self.channel1.adc.sample_to_millivolts(sample);
let mv = self.pins_adc.sample_to_millivolts(sample);
Volts(mv as f64 / 1000.0)
}
_ => unreachable!(),
@ -163,19 +168,19 @@ impl Channels {
pub fn read_vref(&mut self, channel: usize) -> Volts {
match channel {
0 => {
let sample = self.channel0.adc.convert(
let sample = self.pins_adc.convert(
&self.channel0.vref_pin,
stm32f4xx_hal::adc::config::SampleTime::Cycles_480
);
let mv = self.channel0.adc.sample_to_millivolts(sample);
let mv = self.pins_adc.sample_to_millivolts(sample);
Volts(mv as f64 / 1000.0)
}
1 => {
let sample = self.channel1.adc.convert(
let sample = self.pins_adc.convert(
&self.channel1.vref_pin,
stm32f4xx_hal::adc::config::SampleTime::Cycles_480
);
let mv = self.channel1.adc.sample_to_millivolts(sample);
let mv = self.pins_adc.sample_to_millivolts(sample);
Volts(mv as f64 / 1000.0)
}
_ => unreachable!(),

15
src/pins.rs
View File

@ -26,7 +26,6 @@ pub trait ChannelPins {
type DacSpi: Transfer<u8>;
type DacSync: OutputPin;
type Shdn: OutputPin;
type Adc;
type VRefPin;
type ItecPin;
type DacFeedbackPin;
@ -37,7 +36,6 @@ impl ChannelPins for Channel0 {
type DacSpi = Dac0Spi;
type DacSync = PE4<Output<PushPull>>;
type Shdn = PE10<Output<PushPull>>;
type Adc = Adc<ADC1>;
type VRefPin = PA0<Analog>;
type ItecPin = PA6<Analog>;
type DacFeedbackPin = PA4<Analog>;
@ -48,7 +46,6 @@ impl ChannelPins for Channel1 {
type DacSpi = Dac1Spi;
type DacSync = PF6<Output<PushPull>>;
type Shdn = PE15<Output<PushPull>>;
type Adc = Adc<ADC2>;
type VRefPin = PA3<Analog>;
type ItecPin = PB0<Analog>;
type DacFeedbackPin = PA5<Analog>;
@ -60,6 +57,7 @@ pub type AdcSpi = Spi<SPI2, (PB10<Alternate<AF5>>, PB14<Alternate<AF5>>, PB15<Al
pub type AdcNss = PB12<Output<PushPull>>;
type Dac0Spi = Spi<SPI4, (PE2<Alternate<AF5>>, NoMiso, PE6<Alternate<AF5>>)>;
type Dac1Spi = Spi<SPI5, (PF7<Alternate<AF5>>, NoMiso, PF9<Alternate<AF5>>)>;
pub type PinsAdc = Adc<ADC1>;
pub type TecUMeasAdc = Adc<ADC3>;
@ -67,7 +65,6 @@ pub struct ChannelPinSet<C: ChannelPins> {
pub dac_spi: C::DacSpi,
pub dac_sync: C::DacSync,
pub shdn: C::Shdn,
pub adc: C::Adc,
pub vref_pin: C::VRefPin,
pub itec_pin: C::ItecPin,
pub dac_feedback_pin: C::DacFeedbackPin,
@ -78,6 +75,7 @@ pub struct Pins {
pub adc_spi: AdcSpi,
pub adc_nss: AdcNss,
pub tec_u_meas_adc: TecUMeasAdc,
pub pins_adc: PinsAdc,
pub pwm: PwmPins,
pub channel0: ChannelPinSet<Channel0>,
pub channel1: ChannelPinSet<Channel1>,
@ -107,6 +105,7 @@ impl Pins {
let adc_spi = Self::setup_spi_adc(clocks, spi2, gpiob.pb10, gpiob.pb14, gpiob.pb15);
let adc_nss = gpiob.pb12.into_push_pull_output();
let pins_adc = Adc::adc1(adc1, true, Default::default());
let tec_u_meas_adc = Adc::adc3(adc3, true, Default::default());
let pwm = PwmPins::setup(
@ -122,8 +121,6 @@ impl Pins {
);
let mut shdn0 = gpioe.pe10.into_push_pull_output();
let _ = shdn0.set_low();
let mut adc0 = Adc::adc1(adc1, true, Default::default());
adc0.enable();
let vref0_pin = gpioa.pa0.into_analog();
let itec0_pin = gpioa.pa6.into_analog();
let dac_feedback0_pin = gpioa.pa4.into_analog();
@ -132,7 +129,6 @@ impl Pins {
dac_spi: dac0_spi,
dac_sync: dac0_sync,
shdn: shdn0,
adc: adc0,
vref_pin: vref0_pin,
itec_pin: itec0_pin,
dac_feedback_pin: dac_feedback0_pin,
@ -145,8 +141,6 @@ impl Pins {
);
let mut shdn1 = gpioe.pe15.into_push_pull_output();
let _ = shdn1.set_low();
let mut adc1 = Adc::adc2(adc2, true, Default::default());
adc1.enable();
let vref1_pin = gpioa.pa3.into_analog();
let itec1_pin = gpiob.pb0.into_analog();
let dac_feedback1_pin = gpioa.pa5.into_analog();
@ -155,7 +149,6 @@ impl Pins {
dac_spi: dac1_spi,
dac_sync: dac1_sync,
shdn: shdn1,
adc: adc1,
vref_pin: vref1_pin,
itec_pin: itec1_pin,
dac_feedback_pin: dac_feedback1_pin,
@ -164,7 +157,7 @@ impl Pins {
Pins {
adc_spi, adc_nss,
tec_u_meas_adc,
pins_adc, tec_u_meas_adc,
pwm,
channel0,
channel1,