diff options
Diffstat (limited to 'examples/nrf/src/bin/lora_p2p_report.rs')
-rw-r--r-- | examples/nrf/src/bin/lora_p2p_report.rs | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/examples/nrf/src/bin/lora_p2p_report.rs b/examples/nrf/src/bin/lora_p2p_report.rs new file mode 100644 index 00000000..d512b83f --- /dev/null +++ b/examples/nrf/src/bin/lora_p2p_report.rs @@ -0,0 +1,78 @@ +//! This example runs on the RAK4631 WisBlock, which has an nRF52840 MCU and Semtech Sx126x radio. +//! Other nrf/sx126x combinations may work with appropriate pin modifications. +//! It demonstates LORA P2P functionality in conjunction with example lora_p2p_sense.rs. +#![no_std] +#![no_main] +#![macro_use] +#![allow(dead_code)] +#![feature(type_alias_impl_trait)] + +use defmt::*; +use embassy_executor::Spawner; +use embassy_lora::sx126x::*; +use embassy_nrf::gpio::{Input, Level, Output, OutputDrive, Pin as _, Pull}; +use embassy_nrf::{interrupt, spim}; +use embassy_time::{Duration, Timer}; +use lorawan_device::async_device::radio::{Bandwidth, CodingRate, PhyRxTx, RfConfig, SpreadingFactor}; +use {defmt_rtt as _, panic_probe as _}; + +#[embassy_executor::main] +async fn main(_spawner: Spawner) { + let p = embassy_nrf::init(Default::default()); + let mut spi_config = spim::Config::default(); + spi_config.frequency = spim::Frequency::M16; + + let mut radio = { + let irq = interrupt::take!(SPIM1_SPIS1_TWIM1_TWIS1_SPI1_TWI1); + let spim = spim::Spim::new(p.TWISPI1, irq, p.P1_11, p.P1_13, p.P1_12, spi_config); + + let cs = Output::new(p.P1_10.degrade(), Level::High, OutputDrive::Standard); + let reset = Output::new(p.P1_06.degrade(), Level::High, OutputDrive::Standard); + let dio1 = Input::new(p.P1_15.degrade(), Pull::Down); + let busy = Input::new(p.P1_14.degrade(), Pull::Down); + let antenna_rx = Output::new(p.P1_05.degrade(), Level::Low, OutputDrive::Standard); + let antenna_tx = Output::new(p.P1_07.degrade(), Level::Low, OutputDrive::Standard); + + match Sx126xRadio::new(spim, cs, reset, antenna_rx, antenna_tx, dio1, busy, false).await { + Ok(r) => r, + Err(err) => { + info!("Sx126xRadio error = {}", err); + return; + } + } + }; + + let mut debug_indicator = Output::new(p.P1_03, Level::Low, OutputDrive::Standard); + let mut start_indicator = Output::new(p.P1_04, Level::Low, OutputDrive::Standard); + + start_indicator.set_high(); + Timer::after(Duration::from_secs(5)).await; + start_indicator.set_low(); + + loop { + let rf_config = RfConfig { + frequency: 903900000, // channel in Hz + bandwidth: Bandwidth::_250KHz, + spreading_factor: SpreadingFactor::_10, + coding_rate: CodingRate::_4_8, + }; + + let mut buffer = [00u8; 100]; + + // P2P receive + match radio.rx(rf_config, &mut buffer).await { + Ok((buffer_len, rx_quality)) => info!( + "RX received = {:?} with length = {} rssi = {} snr = {}", + &buffer[0..buffer_len], + buffer_len, + rx_quality.rssi(), + rx_quality.snr() + ), + Err(err) => info!("RX error = {}", err), + } + + debug_indicator.set_high(); + Timer::after(Duration::from_secs(2)).await; + debug_indicator.set_low(); + } +} |