From 9a730ef692d2b5c529f5e1aac58e80c6d04c2458 Mon Sep 17 00:00:00 2001
From: Ulf Lilleengen <lulf@redhat.com>
Date: Wed, 1 Dec 2021 21:59:53 +0100
Subject: Refactor sx127x radio to use async SPI with DMA

---
 examples/stm32l0/Cargo.toml         |  2 +-
 examples/stm32l0/src/bin/lorawan.rs | 17 +++++------------
 2 files changed, 6 insertions(+), 13 deletions(-)

(limited to 'examples')

diff --git a/examples/stm32l0/Cargo.toml b/examples/stm32l0/Cargo.toml
index 6d840d503..53ba6ba39 100644
--- a/examples/stm32l0/Cargo.toml
+++ b/examples/stm32l0/Cargo.toml
@@ -20,7 +20,7 @@ defmt-rtt = "0.3"
 
 cortex-m = "0.7.3"
 cortex-m-rt = "0.7.0"
-embedded-hal = "0.2.6"
 panic-probe = { version = "0.3", features = ["print-defmt"] }
 futures = { version = "0.3.17", default-features = false, features = ["async-await"] }
 heapless = { version = "0.7.5", default-features = false }
+embedded-hal = "0.2.6"
diff --git a/examples/stm32l0/src/bin/lorawan.rs b/examples/stm32l0/src/bin/lorawan.rs
index 5ca69f9a7..cbae88356 100644
--- a/examples/stm32l0/src/bin/lorawan.rs
+++ b/examples/stm32l0/src/bin/lorawan.rs
@@ -12,7 +12,6 @@ mod example_common;
 use embassy_lora::{sx127x::*, LoraTimer};
 use embassy_stm32::{
     dbgmcu::Dbgmcu,
-    dma::NoDma,
     exti::ExtiInput,
     gpio::{Input, Level, Output, Pull, Speed},
     rcc,
@@ -45,8 +44,8 @@ async fn main(_spawner: embassy::executor::Spawner, mut p: Peripherals) {
         p.PB3,
         p.PA7,
         p.PA6,
-        NoDma,
-        NoDma,
+        p.DMA1_CH3,
+        p.DMA1_CH2,
         200_000.hz(),
         spi::Config::default(),
     );
@@ -58,15 +57,9 @@ async fn main(_spawner: embassy::executor::Spawner, mut p: Peripherals) {
     let ready = Input::new(p.PB4, Pull::Up);
     let ready_pin = ExtiInput::new(ready, p.EXTI4);
 
-    let radio = Sx127xRadio::new(
-        spi,
-        cs,
-        reset,
-        ready_pin,
-        DummySwitch,
-        &mut embassy::time::Delay,
-    )
-    .unwrap();
+    let radio = Sx127xRadio::new(spi, cs, reset, ready_pin, DummySwitch)
+        .await
+        .unwrap();
 
     let region = region::EU868::default().into();
     let mut radio_buffer = [0; 256];
-- 
cgit