diff options
Diffstat (limited to 'examples/stm32l0/src/bin/lora_p2p_send.rs')
| -rw-r--r-- | examples/stm32l0/src/bin/lora_p2p_send.rs | 102 |
1 files changed, 0 insertions, 102 deletions
diff --git a/examples/stm32l0/src/bin/lora_p2p_send.rs b/examples/stm32l0/src/bin/lora_p2p_send.rs deleted file mode 100644 index 4f12cadc8..000000000 --- a/examples/stm32l0/src/bin/lora_p2p_send.rs +++ /dev/null | |||
| @@ -1,102 +0,0 @@ | |||
| 1 | //! This example runs on the STM32 LoRa Discovery board, which has a builtin Semtech Sx1276 radio. | ||
| 2 | //! It demonstrates LORA P2P send functionality. | ||
| 3 | #![no_std] | ||
| 4 | #![no_main] | ||
| 5 | #![macro_use] | ||
| 6 | #![feature(type_alias_impl_trait)] | ||
| 7 | |||
| 8 | use defmt::*; | ||
| 9 | use embassy_executor::Spawner; | ||
| 10 | use embassy_lora::iv::Stm32l0InterfaceVariant; | ||
| 11 | use embassy_stm32::exti::{Channel, ExtiInput}; | ||
| 12 | use embassy_stm32::gpio::{Input, Level, Output, Pin, Pull, Speed}; | ||
| 13 | use embassy_stm32::spi; | ||
| 14 | use embassy_stm32::time::khz; | ||
| 15 | use embassy_time::Delay; | ||
| 16 | use lora_phy::mod_params::*; | ||
| 17 | use lora_phy::sx1276_7_8_9::SX1276_7_8_9; | ||
| 18 | use lora_phy::LoRa; | ||
| 19 | use {defmt_rtt as _, panic_probe as _}; | ||
| 20 | |||
| 21 | const LORA_FREQUENCY_IN_HZ: u32 = 903_900_000; // warning: set this appropriately for the region | ||
| 22 | |||
| 23 | #[embassy_executor::main] | ||
| 24 | async fn main(_spawner: Spawner) { | ||
| 25 | let mut config = embassy_stm32::Config::default(); | ||
| 26 | config.rcc.hsi = true; | ||
| 27 | config.rcc.mux = embassy_stm32::rcc::ClockSrc::HSI; | ||
| 28 | let p = embassy_stm32::init(config); | ||
| 29 | |||
| 30 | let mut spi_config = spi::Config::default(); | ||
| 31 | spi_config.frequency = khz(200); | ||
| 32 | |||
| 33 | // SPI for sx1276 | ||
| 34 | let spi = spi::Spi::new(p.SPI1, p.PB3, p.PA7, p.PA6, p.DMA1_CH3, p.DMA1_CH2, spi_config); | ||
| 35 | |||
| 36 | let nss = Output::new(p.PA15.degrade(), Level::High, Speed::Low); | ||
| 37 | let reset = Output::new(p.PC0.degrade(), Level::High, Speed::Low); | ||
| 38 | |||
| 39 | let irq_pin = Input::new(p.PB4.degrade(), Pull::Up); | ||
| 40 | let irq = ExtiInput::new(irq_pin, p.EXTI4.degrade()); | ||
| 41 | |||
| 42 | let iv = Stm32l0InterfaceVariant::new(nss, reset, irq, None, None).unwrap(); | ||
| 43 | |||
| 44 | let mut lora = { | ||
| 45 | match LoRa::new(SX1276_7_8_9::new(BoardType::Stm32l0Sx1276, spi, iv), false, Delay).await { | ||
| 46 | Ok(l) => l, | ||
| 47 | Err(err) => { | ||
| 48 | info!("Radio error = {}", err); | ||
| 49 | return; | ||
| 50 | } | ||
| 51 | } | ||
| 52 | }; | ||
| 53 | |||
| 54 | let mdltn_params = { | ||
| 55 | match lora.create_modulation_params( | ||
| 56 | SpreadingFactor::_10, | ||
| 57 | Bandwidth::_250KHz, | ||
| 58 | CodingRate::_4_8, | ||
| 59 | LORA_FREQUENCY_IN_HZ, | ||
| 60 | ) { | ||
| 61 | Ok(mp) => mp, | ||
| 62 | Err(err) => { | ||
| 63 | info!("Radio error = {}", err); | ||
| 64 | return; | ||
| 65 | } | ||
| 66 | } | ||
| 67 | }; | ||
| 68 | |||
| 69 | let mut tx_pkt_params = { | ||
| 70 | match lora.create_tx_packet_params(4, false, true, false, &mdltn_params) { | ||
| 71 | Ok(pp) => pp, | ||
| 72 | Err(err) => { | ||
| 73 | info!("Radio error = {}", err); | ||
| 74 | return; | ||
| 75 | } | ||
| 76 | } | ||
| 77 | }; | ||
| 78 | |||
| 79 | match lora.prepare_for_tx(&mdltn_params, 17, true).await { | ||
| 80 | Ok(()) => {} | ||
| 81 | Err(err) => { | ||
| 82 | info!("Radio error = {}", err); | ||
| 83 | return; | ||
| 84 | } | ||
| 85 | }; | ||
| 86 | |||
| 87 | let buffer = [0x01u8, 0x02u8, 0x03u8]; | ||
| 88 | match lora.tx(&mdltn_params, &mut tx_pkt_params, &buffer, 0xffffff).await { | ||
| 89 | Ok(()) => { | ||
| 90 | info!("TX DONE"); | ||
| 91 | } | ||
| 92 | Err(err) => { | ||
| 93 | info!("Radio error = {}", err); | ||
| 94 | return; | ||
| 95 | } | ||
| 96 | }; | ||
| 97 | |||
| 98 | match lora.sleep(false).await { | ||
| 99 | Ok(()) => info!("Sleep successful"), | ||
| 100 | Err(err) => info!("Sleep unsuccessful = {}", err), | ||
| 101 | } | ||
| 102 | } | ||
