M-Labs/thermostat
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keep shdn high all the time

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This commit is contained in:
Astro 2020-05-20 23:07:03 +02:00
parent d326517453
commit cca0a77657
2 changed files with 3 additions and 3 deletions
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4
src/channel.rs
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@ -28,10 +28,12 @@ pub struct Channel<C: ChannelPins> {
} }
impl<C: ChannelPins> Channel<C> { impl<C: ChannelPins> Channel<C> {
pub fn new(pins: ChannelPinSet<C>) -> Self { pub fn new(mut pins: ChannelPinSet<C>) -> Self {
let state = ChannelState::default(); let state = ChannelState::default();
let mut dac = ad5680::Dac::new(pins.dac_spi, pins.dac_sync); let mut dac = ad5680::Dac::new(pins.dac_spi, pins.dac_sync);
let _ = dac.set(0); let _ = dac.set(0);
// power up TEC
let _ = pins.shdn.set_high();
// sensible dummy preset. calibrate_i_set() must be used. // sensible dummy preset. calibrate_i_set() must be used.
let dac_factor = ad5680::MAX_VALUE as f64 / 5.0; let dac_factor = ad5680::MAX_VALUE as f64 / 5.0;

2
src/channels.rs
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@ -96,12 +96,10 @@ impl Channels {
0 => { 0 => {
self.channel0.dac.set(value).unwrap(); self.channel0.dac.set(value).unwrap();
self.channel0.state.dac_value = voltage; self.channel0.state.dac_value = voltage;
self.channel0.shdn.set_high().unwrap();
} }
1 => { 1 => {
self.channel1.dac.set(value).unwrap(); self.channel1.dac.set(value).unwrap();
self.channel1.state.dac_value = voltage; self.channel1.state.dac_value = voltage;
self.channel1.shdn.set_high().unwrap();
} }
_ => unreachable!(), _ => unreachable!(),
} }