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Merge #814

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814: Extract setting of lora modulation params r=lulf a=danbev

This commit suggests extracting the lora modulation parameters into a
separate function which can then be called from both the do_tx, and
the do_rx functions.

Co-authored-by: Daniel Bevenius <daniel.bevenius@gmail.com>
This commit is contained in:
bors[bot] 2022-06-15 14:23:16 +00:00 committed by GitHub
commit f9b90212d4
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GPG key ID: 4AEE18F83AFDEB23
1 changed files with 14 additions and 15 deletions
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29
embassy-lora/src/stm32wl/mod.rs
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@ -8,9 +8,9 @@ use embassy_stm32::dma::NoDma;
use embassy_stm32::gpio::{AnyPin, Output};
use embassy_stm32::interrupt::{InterruptExt, SUBGHZ_RADIO};
use embassy_stm32::subghz::{
CalibrateImage, CfgIrq, CodingRate, HeaderType, Irq, LoRaBandwidth, LoRaModParams, LoRaPacketParams, LoRaSyncWord,
Ocp, PaConfig, PaSel, PacketType, RampTime, RegMode, RfFreq, SpreadingFactor as SF, StandbyClk, Status, SubGhz,
TcxoMode, TcxoTrim, Timeout, TxParams,
CalibrateImage, CfgIrq, CodingRate, Error, HeaderType, Irq, LoRaBandwidth, LoRaModParams, LoRaPacketParams,
LoRaSyncWord, Ocp, PaConfig, PaSel, PacketType, RampTime, RegMode, RfFreq, SpreadingFactor as SF, StandbyClk,
Status, SubGhz, TcxoMode, TcxoTrim, Timeout, TxParams,
};
use embassy_stm32::Unborrow;
use lorawan_device::async_device::radio::{Bandwidth, PhyRxTx, RfConfig, RxQuality, SpreadingFactor, TxConfig};
@ -128,12 +128,7 @@ impl<'a> StateInner<'a> {
self.radio
.set_rf_frequency(&RfFreq::from_frequency(config.rf.frequency))?;
let mod_params = LoRaModParams::new()
.set_sf(convert_spreading_factor(config.rf.spreading_factor))
.set_bw(convert_bandwidth(config.rf.bandwidth))
.set_cr(CodingRate::Cr45)
.set_ldro_en(true);
self.radio.set_lora_mod_params(&mod_params)?;
self.set_lora_mod_params(config.rf)?;
let packet_params = LoRaPacketParams::new()
.set_preamble_len(8)
@ -177,6 +172,15 @@ impl<'a> StateInner<'a> {
}
}
fn set_lora_mod_params(&mut self, config: RfConfig) -> Result<(), Error> {
let mod_params = LoRaModParams::new()
.set_sf(convert_spreading_factor(config.spreading_factor))
.set_bw(convert_bandwidth(config.bandwidth))
.set_cr(CodingRate::Cr45)
.set_ldro_en(true);
self.radio.set_lora_mod_params(&mod_params)
}
/// Perform a radio receive operation with the radio config and receive buffer. The receive buffer must
/// be able to hold a single LoRaWAN packet.
async fn do_rx(&mut self, config: RfConfig, buf: &mut [u8]) -> Result<(usize, RxQuality), RadioError> {
@ -188,12 +192,7 @@ impl<'a> StateInner<'a> {
self.radio.set_rf_frequency(&RfFreq::from_frequency(config.frequency))?;
let mod_params = LoRaModParams::new()
.set_sf(convert_spreading_factor(config.spreading_factor))
.set_bw(convert_bandwidth(config.bandwidth))
.set_cr(CodingRate::Cr45)
.set_ldro_en(true);
self.radio.set_lora_mod_params(&mod_params)?;
self.set_lora_mod_params(config)?;
let packet_params = LoRaPacketParams::new()
.set_preamble_len(8)