Gabe/pico-temp-controller
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Temp might be working now.

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This commit is contained in:
Gabe Venberg 2023-11-27 17:02:16 -06:00
parent 3abad6bd86
commit 92229431e3
2 changed files with 22 additions and 7 deletions
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29
src/main.rs
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@ -4,13 +4,12 @@
#![no_std]
#![no_main]
use bsp::{
entry,
hal::gpio,
};
use bsp::{entry, hal::gpio};
use defmt::*;
use defmt_rtt as _;
use embedded_hal::digital::v2::OutputPin;
use embedded_hal::spi::MODE_0;
use max31855::{Max31855, Unit};
use panic_probe as _;
// Provide an alias for our BSP so we can switch targets quickly.
@ -19,8 +18,10 @@ use rp_pico as bsp;
use bsp::hal::{
clocks::{init_clocks_and_plls, Clock},
fugit::RateExtU32,
pac,
sio::Sio,
spi::Spi,
watchdog::Watchdog,
};
@ -58,14 +59,26 @@ fn main() -> ! {
let mut led_pin = pins.led.into_push_pull_output();
let mut external_led_pin = pins.gpio14.into_push_pull_output();
//clk
let _thermometer_spi_sck = pins.gpio2.into_function::<gpio::FunctionSpi>();
let thermometer_spi_sck = pins.gpio2.into_function::<gpio::FunctionSpi>();
//MOSI, I think unused?
let thermometer_spi_tx = pins.gpio3.into_function::<gpio::FunctionSpi>();
//do, or MISO.
let _thermometer_spi_rx = pins.gpio4.into_function::<gpio::FunctionSpi>();
let thermometer_spi_rx = pins.gpio4.into_function::<gpio::FunctionSpi>();
//cs
let _thermometer_spi_csn = pins
let mut thermometer_spi_csn = pins
.gpio5
.into_push_pull_output_in_state(gpio::PinState::Low);
let thermometer_spi_device = pac.SPI0;
let spi_pin_layout = (thermometer_spi_tx, thermometer_spi_rx, thermometer_spi_sck);
let mut spi = Spi::<_, _, _, 8>::new(thermometer_spi_device, spi_pin_layout).init(
&mut pac.RESETS,
125_000_000u32.Hz(),
4u32.MHz(),
MODE_0,
);
loop {
led_pin.set_high().unwrap();
external_led_pin.set_low().unwrap();
@ -73,5 +86,7 @@ fn main() -> ! {
led_pin.set_low().unwrap();
external_led_pin.set_high().unwrap();
delay.delay_ms(1000);
let value = spi.read_thermocouple(&mut thermometer_spi_csn, Unit::Celsius).unwrap();
info!("temp is {}", value);
}
}