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Merge #1369

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1369: Lora AFIT r=Dirbaio a=Dirbaio

Extracted out of #1367 

Probably we should wait until `rust-lorawan` is merged+released?

Co-authored-by: Ulf Lilleengen <lulf@redhat.com>
This commit is contained in:
bors[bot] 2023-04-17 13:50:49 +00:00 committed by GitHub
commit 9202dbf32a
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GPG Key ID: 4AEE18F83AFDEB23
10 changed files with 142 additions and 186 deletions
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4
embassy-lora/Cargo.toml
View File

@ -38,5 +38,5 @@ futures = { version = "0.3.17", default-features = false, features = [ "async-aw
embedded-hal = { version = "0.2", features = ["unproven"] }
bit_field = { version = "0.10" }
lorawan-device = { version = "0.8.0", default-features = false, features = ["async"] }
lorawan = { version = "0.7.1", default-features = false }
lorawan-device = { version = "0.9.0", default-features = false, features = ["async"] }
lorawan = { version = "0.7.2", default-features = false }

13
embassy-lora/src/lib.rs
View File

@ -1,5 +1,6 @@
#![no_std]
#![feature(type_alias_impl_trait)]
#![feature(async_fn_in_trait, impl_trait_projections)]
#![allow(incomplete_features)]
//! embassy-lora is a collection of async radio drivers that integrate with the lorawan-device
//! crate's async LoRaWAN MAC implementation.
@ -34,13 +35,11 @@ impl lorawan_device::async_device::radio::Timer for LoraTimer {
self.start = Instant::now();
}
type AtFuture<'m> = impl core::future::Future<Output = ()> + 'm;
fn at<'m>(&'m mut self, millis: u64) -> Self::AtFuture<'m> {
Timer::at(self.start + Duration::from_millis(millis))
async fn at(&mut self, millis: u64) {
Timer::at(self.start + Duration::from_millis(millis)).await
}
type DelayFuture<'m> = impl core::future::Future<Output = ()> + 'm;
fn delay_ms<'m>(&'m mut self, millis: u64) -> Self::DelayFuture<'m> {
Timer::after(Duration::from_millis(millis))
async fn delay_ms(&mut self, millis: u64) {
Timer::after(Duration::from_millis(millis)).await
}
}

12
embassy-lora/src/stm32wl/mod.rs
View File

@ -1,5 +1,5 @@
//! A radio driver integration for the radio found on STM32WL family devices.
use core::future::{poll_fn, Future};
use core::future::poll_fn;
use core::task::Poll;
use embassy_hal_common::{into_ref, Peripheral, PeripheralRef};
@ -241,14 +241,12 @@ fn configure_radio(radio: &mut SubGhz<'_, NoDma, NoDma>, config: SubGhzRadioConf
impl<'d, RS: RadioSwitch> PhyRxTx for SubGhzRadio<'d, RS> {
type PhyError = RadioError;
type TxFuture<'m> = impl Future<Output = Result<u32, Self::PhyError>> + 'm where Self: 'm;
fn tx<'m>(&'m mut self, config: TxConfig, buf: &'m [u8]) -> Self::TxFuture<'m> {
async move { self.do_tx(config, buf).await }
async fn tx(&mut self, config: TxConfig, buf: &[u8]) -> Result<u32, Self::PhyError> {
self.do_tx(config, buf).await
}
type RxFuture<'m> = impl Future<Output = Result<(usize, RxQuality), Self::PhyError>> + 'm where Self: 'm;
fn rx<'m>(&'m mut self, config: RfConfig, buf: &'m mut [u8]) -> Self::RxFuture<'m> {
async move { self.do_rx(config, buf).await }
async fn rx(&mut self, config: RfConfig, buf: &mut [u8]) -> Result<(usize, RxQuality), Self::PhyError> {
self.do_rx(config, buf).await
}
}

132
embassy-lora/src/sx126x/mod.rs
View File

@ -1,5 +1,3 @@
use core::future::Future;
use defmt::Format;
use embedded_hal::digital::v2::OutputPin;
use embedded_hal_async::digital::Wait;
@ -71,83 +69,69 @@ where
{
type PhyError = RadioError<BUS>;
type TxFuture<'m> = impl Future<Output = Result<u32, Self::PhyError>> + 'm
where
SPI: 'm,
CTRL: 'm,
WAIT: 'm,
BUS: 'm;
fn tx<'m>(&'m mut self, config: TxConfig, buffer: &'m [u8]) -> Self::TxFuture<'m> {
async fn tx(&mut self, config: TxConfig, buffer: &[u8]) -> Result<u32, Self::PhyError> {
trace!("TX START");
async move {
self.lora
.set_tx_config(
config.pw,
config.rf.spreading_factor.into(),
config.rf.bandwidth.into(),
config.rf.coding_rate.into(),
8,
false,
true,
false,
0,
false,
)
.await?;
self.lora.set_max_payload_length(buffer.len() as u8).await?;
self.lora.set_channel(config.rf.frequency).await?;
self.lora.send(buffer, 0xffffff).await?;
self.lora.process_irq(None, None, None).await?;
trace!("TX DONE");
return Ok(0);
}
self.lora
.set_tx_config(
config.pw,
config.rf.spreading_factor.into(),
config.rf.bandwidth.into(),
config.rf.coding_rate.into(),
8,
false,
true,
false,
0,
false,
)
.await?;
self.lora.set_max_payload_length(buffer.len() as u8).await?;
self.lora.set_channel(config.rf.frequency).await?;
self.lora.send(buffer, 0xffffff).await?;
self.lora.process_irq(None, None, None).await?;
trace!("TX DONE");
return Ok(0);
}
type RxFuture<'m> = impl Future<Output = Result<(usize, RxQuality), Self::PhyError>> + 'm
where
SPI: 'm,
CTRL: 'm,
WAIT: 'm,
BUS: 'm;
fn rx<'m>(&'m mut self, config: RfConfig, receiving_buffer: &'m mut [u8]) -> Self::RxFuture<'m> {
async fn rx(
&mut self,
config: RfConfig,
receiving_buffer: &mut [u8],
) -> Result<(usize, RxQuality), Self::PhyError> {
trace!("RX START");
async move {
self.lora
.set_rx_config(
config.spreading_factor.into(),
config.bandwidth.into(),
config.coding_rate.into(),
8,
4,
false,
0u8,
true,
false,
0,
true,
true,
)
.await?;
self.lora.set_max_payload_length(receiving_buffer.len() as u8).await?;
self.lora.set_channel(config.frequency).await?;
self.lora.rx(90 * 1000).await?;
let mut received_len = 0u8;
self.lora
.process_irq(Some(receiving_buffer), Some(&mut received_len), None)
.await?;
trace!("RX DONE");
self.lora
.set_rx_config(
config.spreading_factor.into(),
config.bandwidth.into(),
config.coding_rate.into(),
8,
4,
false,
0u8,
true,
false,
0,
true,
true,
)
.await?;
self.lora.set_max_payload_length(receiving_buffer.len() as u8).await?;
self.lora.set_channel(config.frequency).await?;
self.lora.rx(90 * 1000).await?;
let mut received_len = 0u8;
self.lora
.process_irq(Some(receiving_buffer), Some(&mut received_len), None)
.await?;
trace!("RX DONE");
let packet_status = self.lora.get_latest_packet_status();
let mut rssi = 0i16;
let mut snr = 0i8;
if packet_status.is_some() {
rssi = packet_status.unwrap().rssi as i16;
snr = packet_status.unwrap().snr;
}
Ok((received_len as usize, RxQuality::new(rssi, snr)))
let packet_status = self.lora.get_latest_packet_status();
let mut rssi = 0i16;
let mut snr = 0i8;
if packet_status.is_some() {
rssi = packet_status.unwrap().rssi as i16;
snr = packet_status.unwrap().snr;
}
Ok((received_len as usize, RxQuality::new(rssi, snr)))
}
}

151
embassy-lora/src/sx127x/mod.rs
View File

@ -1,5 +1,3 @@
use core::future::Future;
use embedded_hal::digital::v2::OutputPin;
use embedded_hal_async::digital::Wait;
use embedded_hal_async::spi::*;
@ -88,101 +86,78 @@ where
{
type PhyError = Sx127xError;
type TxFuture<'m> = impl Future<Output = Result<u32, Self::PhyError>> + 'm
where
SPI: 'm,
CS: 'm,
RESET: 'm,
E: 'm,
I: 'm,
RFS: 'm;
fn tx<'m>(&'m mut self, config: TxConfig, buf: &'m [u8]) -> Self::TxFuture<'m> {
async fn tx(&mut self, config: TxConfig, buf: &[u8]) -> Result<u32, Self::PhyError> {
trace!("TX START");
async move {
self.radio.set_mode(RadioMode::Stdby).await.ok().unwrap();
self.rfs.set_tx();
self.radio.set_tx_power(14, 0).await?;
self.radio.set_frequency(config.rf.frequency).await?;
// TODO: Modify radio to support other coding rates
self.radio.set_coding_rate_4(5).await?;
self.radio
.set_signal_bandwidth(bandwidth_to_i64(config.rf.bandwidth))
.await?;
self.radio
.set_spreading_factor(spreading_factor_to_u8(config.rf.spreading_factor))
.await?;
self.radio.set_preamble_length(8).await?;
self.radio.set_lora_pa_ramp().await?;
self.radio.set_lora_sync_word().await?;
self.radio.set_invert_iq(false).await?;
self.radio.set_crc(true).await?;
self.radio.set_dio0_tx_done().await?;
self.radio.transmit_start(buf).await?;
loop {
self.irq.wait_for_rising_edge().await.unwrap();
self.radio.set_mode(RadioMode::Stdby).await.ok().unwrap();
self.rfs.set_tx();
self.radio.set_tx_power(14, 0).await?;
self.radio.set_frequency(config.rf.frequency).await?;
// TODO: Modify radio to support other coding rates
self.radio.set_coding_rate_4(5).await?;
self.radio
.set_signal_bandwidth(bandwidth_to_i64(config.rf.bandwidth))
.await?;
self.radio
.set_spreading_factor(spreading_factor_to_u8(config.rf.spreading_factor))
.await?;
self.radio.set_preamble_length(8).await?;
self.radio.set_lora_pa_ramp().await?;
self.radio.set_lora_sync_word().await?;
self.radio.set_invert_iq(false).await?;
self.radio.set_crc(true).await?;
self.radio.set_dio0_tx_done().await?;
self.radio.transmit_start(buf).await?;
loop {
self.irq.wait_for_rising_edge().await.unwrap();
self.radio.set_mode(RadioMode::Stdby).await.ok().unwrap();
let irq = self.radio.clear_irq().await.ok().unwrap();
if (irq & IRQ::IrqTxDoneMask.addr()) != 0 {
trace!("TX DONE");
return Ok(0);
}
let irq = self.radio.clear_irq().await.ok().unwrap();
if (irq & IRQ::IrqTxDoneMask.addr()) != 0 {
trace!("TX DONE");
return Ok(0);
}
}
}
type RxFuture<'m> = impl Future<Output = Result<(usize, RxQuality), Self::PhyError>> + 'm
where
SPI: 'm,
CS: 'm,
RESET: 'm,
E: 'm,
I: 'm,
RFS: 'm;
async fn rx(&mut self, config: RfConfig, buf: &mut [u8]) -> Result<(usize, RxQuality), Self::PhyError> {
self.rfs.set_rx();
self.radio.reset_payload_length().await?;
self.radio.set_frequency(config.frequency).await?;
// TODO: Modify radio to support other coding rates
self.radio.set_coding_rate_4(5).await?;
self.radio
.set_signal_bandwidth(bandwidth_to_i64(config.bandwidth))
.await?;
self.radio
.set_spreading_factor(spreading_factor_to_u8(config.spreading_factor))
.await?;
fn rx<'m>(&'m mut self, config: RfConfig, buf: &'m mut [u8]) -> Self::RxFuture<'m> {
trace!("RX START");
async move {
self.rfs.set_rx();
self.radio.reset_payload_length().await?;
self.radio.set_frequency(config.frequency).await?;
// TODO: Modify radio to support other coding rates
self.radio.set_coding_rate_4(5).await?;
self.radio
.set_signal_bandwidth(bandwidth_to_i64(config.bandwidth))
.await?;
self.radio
.set_spreading_factor(spreading_factor_to_u8(config.spreading_factor))
.await?;
self.radio.set_preamble_length(8).await?;
self.radio.set_lora_sync_word().await?;
self.radio.set_invert_iq(true).await?;
self.radio.set_crc(true).await?;
self.radio.set_preamble_length(8).await?;
self.radio.set_lora_sync_word().await?;
self.radio.set_invert_iq(true).await?;
self.radio.set_crc(true).await?;
self.radio.set_dio0_rx_done().await?;
self.radio.set_mode(RadioMode::RxContinuous).await?;
self.radio.set_dio0_rx_done().await?;
self.radio.set_mode(RadioMode::RxContinuous).await?;
loop {
self.irq.wait_for_rising_edge().await.unwrap();
self.radio.set_mode(RadioMode::Stdby).await.ok().unwrap();
let irq = self.radio.clear_irq().await.ok().unwrap();
if (irq & IRQ::IrqRxDoneMask.addr()) != 0 {
let rssi = self.radio.get_packet_rssi().await.unwrap_or(0) as i16;
let snr = self.radio.get_packet_snr().await.unwrap_or(0.0) as i8;
let response = if let Ok(size) = self.radio.read_packet_size().await {
self.radio.read_packet(buf).await?;
Ok((size, RxQuality::new(rssi, snr)))
} else {
Ok((0, RxQuality::new(rssi, snr)))
};
trace!("RX DONE");
return response;
}
loop {
self.irq.wait_for_rising_edge().await.unwrap();
self.radio.set_mode(RadioMode::Stdby).await.ok().unwrap();
let irq = self.radio.clear_irq().await.ok().unwrap();
if (irq & IRQ::IrqRxDoneMask.addr()) != 0 {
let rssi = self.radio.get_packet_rssi().await.unwrap_or(0) as i16;
let snr = self.radio.get_packet_snr().await.unwrap_or(0.0) as i8;
let response = if let Ok(size) = self.radio.read_packet_size().await {
self.radio.read_packet(buf).await?;
Ok((size, RxQuality::new(rssi, snr)))
} else {
Ok((0, RxQuality::new(rssi, snr)))
};
trace!("RX DONE");
return response;
}
}
}

4
examples/nrf52840/Cargo.toml
View File

@ -20,8 +20,8 @@ embassy-usb = { version = "0.1.0", path = "../../embassy-usb", features = ["defm
embedded-io = "0.4.0"
embassy-lora = { version = "0.1.0", path = "../../embassy-lora", features = ["sx126x", "time", "defmt"], optional = true }
lorawan-device = { version = "0.8.0", default-features = false, features = ["async"], optional = true }
lorawan = { version = "0.7.1", default-features = false, features = ["default-crypto"], optional = true }
lorawan-device = { version = "0.9.0", default-features = false, features = ["async"], optional = true }
lorawan = { version = "0.7.2", default-features = false, features = ["default-crypto"], optional = true }
defmt = "0.3"
defmt-rtt = "0.4"

4
examples/stm32l0/Cargo.toml
View File

@ -15,8 +15,8 @@ embassy-time = { version = "0.1.0", path = "../../embassy-time", features = ["de
embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["defmt", "stm32l072cz", "time-driver-any", "exti", "unstable-traits", "memory-x"] }
embassy-lora = { version = "0.1.0", path = "../../embassy-lora", features = ["sx127x", "time", "defmt"], optional = true}
lorawan-device = { version = "0.8.0", default-features = false, features = ["async"], optional = true }
lorawan = { version = "0.7.1", default-features = false, features = ["default-crypto"], optional = true }
lorawan-device = { version = "0.9.0", default-features = false, features = ["async"], optional = true }
lorawan = { version = "0.7.2", default-features = false, features = ["default-crypto"], optional = true }
defmt = "0.3"
defmt-rtt = "0.4"

2
examples/stm32l0/src/bin/lorawan.rs
View File

@ -45,7 +45,7 @@ async fn main(_spawner: Spawner) {
let radio = Sx127xRadio::new(spi, cs, reset, ready_pin, DummySwitch).await.unwrap();
let region = region::EU868::default().into();
let region = region::Configuration::new(region::Region::EU868);
let mut device: Device<_, Crypto, _, _> = Device::new(region, radio, LoraTimer::new(), Rng::new(p.RNG));
defmt::info!("Joining LoRaWAN network");

4
examples/stm32wl/Cargo.toml
View File

@ -11,8 +11,8 @@ embassy-time = { version = "0.1.0", path = "../../embassy-time", features = ["de
embassy-stm32 = { version = "0.1.0", path = "../../embassy-stm32", features = ["nightly", "defmt", "stm32wl55jc-cm4", "time-driver-any", "memory-x", "unstable-pac", "exti"] }
embassy-lora = { version = "0.1.0", path = "../../embassy-lora", features = ["stm32wl", "time", "defmt"] }
lorawan-device = { version = "0.8.0", default-features = false, features = ["async"] }
lorawan = { version = "0.7.1", default-features = false, features = ["default-crypto"] }
lorawan-device = { version = "0.9.0", default-features = false, features = ["async"] }
lorawan = { version = "0.7.2", default-features = false, features = ["default-crypto"] }
defmt = "0.3"
defmt-rtt = "0.4"

2
examples/stm32wl/src/bin/lorawan.rs
View File

@ -63,7 +63,7 @@ async fn main(_spawner: Spawner) {
radio_config.calibrate_image = CalibrateImage::ISM_863_870;
let radio = SubGhzRadio::new(radio, rfs, irq, radio_config).unwrap();
let mut region: region::Configuration = region::EU868::default().into();
let mut region = region::Configuration::new(region::Region::EU868);
// NOTE: This is specific for TTN, as they have a special RX1 delay
region.set_receive_delay1(5000);