Gabe/pico-temp-controller
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got temp printing out over serial!

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This commit is contained in:
Gabe Venberg 2023-11-27 21:03:52 -06:00
parent 92229431e3
commit 4e1956f30d
1 changed files with 30 additions and 8 deletions
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38
src/main.rs
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@ -4,8 +4,14 @@
#![no_std] #![no_std]
#![no_main] #![no_main]
use bsp::{entry, hal::gpio}; use core::fmt::Write;
use defmt::*; use bsp::{
entry,
hal::{
gpio,
uart::{UartConfig, UartPeripheral},
},
};
use defmt_rtt as _; use defmt_rtt as _;
use embedded_hal::digital::v2::OutputPin; use embedded_hal::digital::v2::OutputPin;
use embedded_hal::spi::MODE_0; use embedded_hal::spi::MODE_0;
@ -27,7 +33,6 @@ use bsp::hal::{
#[entry] #[entry]
fn main() -> ! { fn main() -> ! {
info!("Program start");
let mut pac = pac::Peripherals::take().unwrap(); let mut pac = pac::Peripherals::take().unwrap();
let core = pac::CorePeripherals::take().unwrap(); let core = pac::CorePeripherals::take().unwrap();
let mut watchdog = Watchdog::new(pac.WATCHDOG); let mut watchdog = Watchdog::new(pac.WATCHDOG);
@ -56,6 +61,22 @@ fn main() -> ! {
&mut pac.RESETS, &mut pac.RESETS,
); );
let uart_pins = (pins.gpio0.into_function(), pins.gpio1.into_function());
let mut uart = UartPeripheral::new(pac.UART0, uart_pins, &mut pac.RESETS)
.enable(
UartConfig::new(
9600u32.Hz(),
bsp::hal::uart::DataBits::Eight,
None,
bsp::hal::uart::StopBits::One,
),
clocks.peripheral_clock.freq(),
)
.unwrap();
defmt::info!("Program start");
writeln!(uart, "Program start\r",).unwrap();
let mut led_pin = pins.led.into_push_pull_output(); let mut led_pin = pins.led.into_push_pull_output();
let mut external_led_pin = pins.gpio14.into_push_pull_output(); let mut external_led_pin = pins.gpio14.into_push_pull_output();
//clk //clk
@ -78,15 +99,16 @@ fn main() -> ! {
MODE_0, MODE_0,
); );
loop { loop {
led_pin.set_high().unwrap(); led_pin.set_high().unwrap();
external_led_pin.set_low().unwrap(); external_led_pin.set_low().unwrap();
delay.delay_ms(1000); delay.delay_ms(500);
led_pin.set_low().unwrap(); led_pin.set_low().unwrap();
external_led_pin.set_high().unwrap(); external_led_pin.set_high().unwrap();
delay.delay_ms(1000); delay.delay_ms(500);
let value = spi.read_thermocouple(&mut thermometer_spi_csn, Unit::Celsius).unwrap(); match spi.read_thermocouple(&mut thermometer_spi_csn, Unit::Celsius) {
info!("temp is {}", value); Ok(v) => writeln!(uart, "Temp: {} \r", v).unwrap(),
Err(e) => defmt::error!("error reading temp {}", defmt::Debug2Format(&e)),
};
} }
} }