A personal rust firmware for the Badger 2040 W
I think the time and all that is working now
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Cargo.toml
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Cargo.toml
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src/main.rs
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src/main.rs
···
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use core::cell::RefCell;
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use core::fmt::Write;
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use core::str::from_utf8;
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use cortex_m::asm::delay;
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use cyw43::JoinOptions;
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use cyw43_pio::{DEFAULT_CLOCK_DIVIDER, PioSpi};
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use defmt::info;
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use defmt::*;
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use embassy_embedded_hal::shared_bus::I2cDeviceError;
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use embassy_embedded_hal::shared_bus::blocking::i2c::I2cDevice;
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use embassy_executor::Spawner;
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use embassy_net::StackResources;
···
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use embassy_rp::clocks::RoscRng;
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use embassy_rp::flash::Async;
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use embassy_rp::gpio::Input;
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use embassy_rp::i2c::I2c;
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use embassy_rp::i2c::{Error, I2c};
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use embassy_rp::peripherals::{DMA_CH0, I2C0, PIO0, SPI0};
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use embassy_rp::pio::{InterruptHandler, Pio};
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use embassy_rp::rtc::{DateTime, DayOfWeek};
···
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wifi_connection_attempts += 1;
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}
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//Setup i2c bus
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let config = embassy_rp::i2c::Config::default();
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let i2c = i2c::I2c::new_blocking(p.I2C0, p.PIN_5, p.PIN_4, config);
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static I2C_BUS: StaticCell<I2c0Bus> = StaticCell::new();
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let i2c_bus = NoopMutex::new(RefCell::new(i2c));
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let i2c_bus = I2C_BUS.init(i2c_bus);
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let i2c_dev = I2cDevice::new(i2c_bus);
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let mut rtc_device = PCF85063::new(i2c_dev);
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let mut time_was_set = false;
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if connected_to_wifi {
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info!("waiting for DHCP...");
···
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&mut tls_write_buffer,
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TlsVerify::None,
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);
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Timer::after(Duration::from_millis(500)).await;
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// let mut http_client = HttpClient::new(&tcp_client, &dns_client);
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let mut http_client = HttpClient::new_with_tls(&tcp_client, &dns_client, tls_config);
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···
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minute,
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second: second as u8,
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};
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rtc.set_datetime(rtc_time).unwrap();
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// // prepare date and time to be set
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// let now = DateTime {
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// year: 21, // 2021
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// month: 4, // April
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// weekday: 0, // Sunday
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// day: 4,
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// day_of_week: DayOfWeek::Sunday,
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// hour,
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// minute,
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// hours: 16,
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// minutes: 52,
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// seconds: 00,
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// second: 0,
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// };
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rtc_device
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.set_datetime(&rtc_time)
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.expect("TODO: panic message");
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// rtc.set_datetime(rtc_time).unwrap();
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time_was_set = true;
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let _ = control.leave().await;
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}
···
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//Set up saving
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let mut flash = embassy_rp::flash::Flash::<_, Async, FLASH_SIZE>::new(p.FLASH, p.DMA_CH3);
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let mut save: Save = read_postcard_from_flash(ADDR_OFFSET, &mut flash, SAVE_OFFSET).unwrap();
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//TODO baaaaaad
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let mut save =
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read_postcard_from_flash(ADDR_OFFSET, &mut flash, SAVE_OFFSET).unwrap_or_else(|err| {
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error!("Error getting the save from the flash: {:?}", err);
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Save::new()
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});
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WIFI_COUNT.store(save.wifi_counted, core::sync::atomic::Ordering::Relaxed);
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//Setup i2c bus
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let config = embassy_rp::i2c::Config::default();
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let i2c = i2c::I2c::new_blocking(p.I2C0, p.PIN_5, p.PIN_4, config);
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static I2C_BUS: StaticCell<I2c0Bus> = StaticCell::new();
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let i2c_bus = NoopMutex::new(RefCell::new(i2c));
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let i2c_bus = I2C_BUS.init(i2c_bus);
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let i2c_dev = I2cDevice::new(i2c_bus);
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let mut rtc_device = PCF85063::new(i2c_dev);
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//Task spawning
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spawner.must_spawn(run_the_temp_sensor(i2c_bus));
···
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user_led.set_low();
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loop {
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//TODO take out
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Timer::after(Duration::from_millis(5_000)).await;
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let time = rtc_device.get_datetime().unwrap();
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info!("Hour: {:?}", time.hour());
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info!("Minute: {:?}", time.minute());
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info!("Second: {:?}", time.second());
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// match rtc_device.get_datetime() {
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// Ok(time) => {
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// info!("RTC time: {:?}", time.as_utc().time().minute());
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// }
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// Err(err) => {
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// error!("Error reading rtc");
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// }
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// }
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//Change Image Button
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if btn_c.is_high() {
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info!("Button C pressed");
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src/pcf85063a/datetime.rs
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src/pcf85063a/datetime.rs
···
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//! a convenient set_time() function could be added (sets only seconds, minutes and hours)
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use super::{DEVICE_ADDRESS, Error, PCF85063, Register, decode_bcd, encode_bcd};
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use embassy_rp::rtc::DateTime;
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use embedded_hal_1::i2c::I2c;
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use time::{Date, PrimitiveDateTime, Time};
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···
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}
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/// Set date and time all at once.
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pub fn set_datetime(&mut self, datetime: &PrimitiveDateTime) -> Result<(), Error<E>> {
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pub fn set_datetime(&mut self, datetime: &DateTime) -> Result<(), Error<E>> {
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let payload = [
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Register::SECONDS, //first register
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encode_bcd(datetime.second()),
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encode_bcd(datetime.minute()),
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encode_bcd(datetime.hour()),
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encode_bcd(datetime.day()),
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encode_bcd(datetime.weekday().number_days_from_sunday()),
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encode_bcd(datetime.month().into()),
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encode_bcd((datetime.year() - 2000) as u8),
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encode_bcd(datetime.second),
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encode_bcd(datetime.minute),
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encode_bcd(datetime.hour),
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encode_bcd(datetime.day),
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//Not sure if this is correct
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encode_bcd(datetime.day_of_week as u8),
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encode_bcd(datetime.month),
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encode_bcd((datetime.year - 2000) as u8),
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];
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self.i2c
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.write(DEVICE_ADDRESS, &payload)
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.map_err(Error::I2C)
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self.i2c.write(DEVICE_ADDRESS, &payload).map_err(Error::I2C)
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}
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/// Set only the time, date remains unchanged.
···
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encode_bcd(time.minute()),
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encode_bcd(time.hour()),
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];
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self.i2c
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.write(DEVICE_ADDRESS, &payload)
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.map_err(Error::I2C)
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self.i2c.write(DEVICE_ADDRESS, &payload).map_err(Error::I2C)
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}
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}
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src/pcf85063a/mod.rs
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src/pcf85063a/mod.rs