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authorDario Nieuwenhuis <[email protected]>2023-11-29 16:26:31 +0100
committerDario Nieuwenhuis <[email protected]>2023-11-29 16:26:31 +0100
commit1b9925e3da0ec42b770f736cd22325203c97cb47 (patch)
tree2b03eb826cd9a9fce945921cff9c04a7e59f98f1 /examples/stm32wl/src/bin/lora_p2p_send.rs
parentb4bc9ac028568dfb3896dfb00cbd1e181863fd64 (diff)
Move embassy-lora, lora examples to lora-phy repo.
Diffstat (limited to 'examples/stm32wl/src/bin/lora_p2p_send.rs')
-rw-r--r--examples/stm32wl/src/bin/lora_p2p_send.rs116
1 files changed, 0 insertions, 116 deletions
diff --git a/examples/stm32wl/src/bin/lora_p2p_send.rs b/examples/stm32wl/src/bin/lora_p2p_send.rs
deleted file mode 100644
index 7fe8cea3e..000000000
--- a/examples/stm32wl/src/bin/lora_p2p_send.rs
+++ /dev/null
@@ -1,116 +0,0 @@
1//! This example runs on a STM32WL board, which has a builtin Semtech Sx1262 radio.
2//! It demonstrates LORA P2P send functionality.
3#![no_std]
4#![no_main]
5#![macro_use]
6#![feature(type_alias_impl_trait, async_fn_in_trait)]
7#![allow(stable_features, unknown_lints, async_fn_in_trait)]
8
9use defmt::info;
10use embassy_executor::Spawner;
11use embassy_lora::iv::{InterruptHandler, Stm32wlInterfaceVariant};
12use embassy_stm32::bind_interrupts;
13use embassy_stm32::gpio::{Level, Output, Pin, Speed};
14use embassy_stm32::spi::Spi;
15use embassy_stm32::time::Hertz;
16use embassy_time::Delay;
17use lora_phy::mod_params::*;
18use lora_phy::sx1261_2::SX1261_2;
19use lora_phy::LoRa;
20use {defmt_rtt as _, panic_probe as _};
21
22const LORA_FREQUENCY_IN_HZ: u32 = 903_900_000; // warning: set this appropriately for the region
23
24bind_interrupts!(struct Irqs{
25 SUBGHZ_RADIO => InterruptHandler;
26});
27
28#[embassy_executor::main]
29async fn main(_spawner: Spawner) {
30 let mut config = embassy_stm32::Config::default();
31 {
32 use embassy_stm32::rcc::*;
33 config.rcc.hse = Some(Hse {
34 freq: Hertz(32_000_000),
35 mode: HseMode::Bypass,
36 prescaler: HsePrescaler::DIV1,
37 });
38 config.rcc.mux = ClockSrc::PLL1_R;
39 config.rcc.pll = Some(Pll {
40 source: PllSource::HSE,
41 prediv: PllPreDiv::DIV2,
42 mul: PllMul::MUL6,
43 divp: None,
44 divq: Some(PllQDiv::DIV2), // PLL1_Q clock (32 / 2 * 6 / 2), used for RNG
45 divr: Some(PllRDiv::DIV2), // sysclk 48Mhz clock (32 / 2 * 6 / 2)
46 });
47 }
48 let p = embassy_stm32::init(config);
49
50 let spi = Spi::new_subghz(p.SUBGHZSPI, p.DMA1_CH1, p.DMA1_CH2);
51
52 // Set CTRL1 and CTRL3 for high-power transmission, while CTRL2 acts as an RF switch between tx and rx
53 let _ctrl1 = Output::new(p.PC4.degrade(), Level::Low, Speed::High);
54 let ctrl2 = Output::new(p.PC5.degrade(), Level::High, Speed::High);
55 let _ctrl3 = Output::new(p.PC3.degrade(), Level::High, Speed::High);
56 let iv = Stm32wlInterfaceVariant::new(Irqs, None, Some(ctrl2)).unwrap();
57
58 let mut lora = {
59 match LoRa::new(SX1261_2::new(BoardType::Stm32wlSx1262, spi, iv), false, Delay).await {
60 Ok(l) => l,
61 Err(err) => {
62 info!("Radio error = {}", err);
63 return;
64 }
65 }
66 };
67
68 let mdltn_params = {
69 match lora.create_modulation_params(
70 SpreadingFactor::_10,
71 Bandwidth::_250KHz,
72 CodingRate::_4_8,
73 LORA_FREQUENCY_IN_HZ,
74 ) {
75 Ok(mp) => mp,
76 Err(err) => {
77 info!("Radio error = {}", err);
78 return;
79 }
80 }
81 };
82
83 let mut tx_pkt_params = {
84 match lora.create_tx_packet_params(4, false, true, false, &mdltn_params) {
85 Ok(pp) => pp,
86 Err(err) => {
87 info!("Radio error = {}", err);
88 return;
89 }
90 }
91 };
92
93 match lora.prepare_for_tx(&mdltn_params, 20, false).await {
94 Ok(()) => {}
95 Err(err) => {
96 info!("Radio error = {}", err);
97 return;
98 }
99 };
100
101 let buffer = [0x01u8, 0x02u8, 0x03u8];
102 match lora.tx(&mdltn_params, &mut tx_pkt_params, &buffer, 0xffffff).await {
103 Ok(()) => {
104 info!("TX DONE");
105 }
106 Err(err) => {
107 info!("Radio error = {}", err);
108 return;
109 }
110 };
111
112 match lora.sleep(false).await {
113 Ok(()) => info!("Sleep successful"),
114 Err(err) => info!("Sleep unsuccessful = {}", err),
115 }
116}