From 03e6a9036ff4cb19c1ca82d2fb04f7abd22e3a44 Mon Sep 17 00:00:00 2001
From: Philipp_EndevourOS <phiipp.senfft@gmail.com>
Date: Mon, 27 Oct 2025 15:04:21 +0100
Subject: [PATCH] implemented LED for new lib !esp-hhal-smartled is not
 released!

---
 Cargo.lock           |  2 +-
 Cargo.toml           |  2 +-
 src/feedback.rs      | 20 +++++++++++++++-----
 src/init/hardware.rs | 10 +++++++++-
 src/main.rs          |  4 ++--
 5 files changed, 28 insertions(+), 10 deletions(-)

diff --git a/Cargo.lock b/Cargo.lock
index e55fb72..5ce060b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -814,7 +814,7 @@ dependencies = [
 [[package]]
 name = "esp-hal-smartled"
 version = "0.17.0"
-source = "git+https://github.com/esp-rs/esp-hal-community.git?branch=main#ab4316534d90e3a12785907f043f6899faee0f20"
+source = "git+https://github.com/esp-rs/esp-hal-community.git?rev=ab4316534d90e3a12785907f043f6899faee0f20#ab4316534d90e3a12785907f043f6899faee0f20"
 dependencies = [
  "document-features",
  "esp-hal",
diff --git a/Cargo.toml b/Cargo.toml
index fe87538..8538482 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -45,7 +45,7 @@ serde = { version = "1.0.219", default-features = false, features = ["derive", "
 serde_json = { version = "1.0.143", default-features = false, features = ["alloc"]}
 
 ds3231 = { version = "0.3.0", features = ["async", "temperature_f32"] }
-esp-hal-smartled = { git = "https://github.com/esp-rs/esp-hal-community.git", package = "esp-hal-smartled", branch = "main", features = ["esp32c6"]}
+esp-hal-smartled = { git = "https://github.com/esp-rs/esp-hal-community.git", rev = "ab4316534d90e3a12785907f043f6899faee0f20", package = "esp-hal-smartled", features = ["esp32c6"]}
 smart-leds = "0.4.0"
 
 embedded-sdmmc = "0.8.0"
diff --git a/src/feedback.rs b/src/feedback.rs
index cb476ae..78e8ea4 100644
--- a/src/feedback.rs
+++ b/src/feedback.rs
@@ -1,6 +1,9 @@
 use embassy_time::{Duration, Timer};
-use esp_hal::peripherals;
-use esp_hal_smartled::SmartLedsAdapterAsync;
+use esp_hal::peripherals::RMT;
+use esp_hal::rmt::Rmt;
+use esp_hal::time::Rate;
+use esp_hal::{peripherals, rmt};
+use esp_hal_smartled::{SmartLedsAdapterAsync, buffer_size_async};
 use log::debug;
 use smart_leds::SmartLedsWriteAsync;
 use smart_leds::colors::{BLACK, GREEN, RED, YELLOW};
@@ -25,11 +28,18 @@ const LED_LEVEL: u8 = 255;
 
 #[embassy_executor::task]
 pub async fn feedback_task(
-    mut led: SmartLedsAdapterAsync<'static, { hardware::LED_BUFFER_SIZE }>,
-    buzzer: peripherals::GPIO21<'static>,
+    rmt: Rmt<'static, esp_hal::Async>,
+    led_gpio: peripherals::GPIO1<'static>,
+    buzzer_gpio: peripherals::GPIO21<'static>,
 ) {
     debug!("Starting feedback task");
-    let mut buzzer = init::hardware::setup_buzzer(buzzer);
+
+    let rmt_channel = rmt.channel0;
+    let rmt_buffer = [esp_hal::rmt::PulseCode::default(); buffer_size_async(hardware::NUM_LEDS)];
+
+    let mut led = SmartLedsAdapterAsync::new(rmt_channel, led_gpio, rmt_buffer);
+
+    let mut buzzer = init::hardware::setup_buzzer(buzzer_gpio);
     loop {
         let feedback_state = FEEDBACK_STATE.wait().await;
         match feedback_state {
diff --git a/src/init/hardware.rs b/src/init/hardware.rs
index 3b57d85..0b3ffd3 100644
--- a/src/init/hardware.rs
+++ b/src/init/hardware.rs
@@ -50,7 +50,6 @@ use crate::init::wifi;
  *************************************************/
 
 pub const NUM_LEDS: usize = 1;
-pub const LED_BUFFER_SIZE: usize = buffer_size_async(NUM_LEDS);
 
 static SD_DET: Mutex<RefCell<Option<Input>>> = Mutex::new(RefCell::new(None));
 
@@ -70,6 +69,8 @@ pub async fn hardware_init(
     Uart<'static, Async>,
     Stack<'static>,
     I2c<'static, Async>,
+    Rmt<'static, esp_hal::Async>,
+    GPIO1<'static>,
     GPIO21<'static>,
     GPIO0<'static>,
     SmartLedsAdapterAsync<'static, LED_BUFFER_SIZE>,
@@ -102,6 +103,10 @@ pub async fn hardware_init(
 
     let sd_det_gpio = peripherals.GPIO0;
 
+    let rmt: Rmt<'_, esp_hal::Async> = {let frequency: Rate = Rate::from_mhz(80);
+    Rmt::new(peripherals.RMT, frequency)}    .expect("Failed to initialize RMT")
+    .into_async();
+
     let spi_bus = setup_spi(
         peripherals.SPI2,
         peripherals.GPIO19,
@@ -117,6 +122,7 @@ pub async fn hardware_init(
 
     let vol_mgr = setup_sdcard(spi_bus, sd_cs_pin);
 
+    let led_gpio = peripherals.GPIO1;
     let buzzer_gpio = peripherals.GPIO21;
 
     let led = setup_led(peripherals.RMT, peripherals.GPIO1);
@@ -129,6 +135,8 @@ pub async fn hardware_init(
         uart_device,
         stack,
         i2c_device,
+        rmt,
+        led_gpio,
         buzzer_gpio,
         sd_det_gpio,
         led,
diff --git a/src/main.rs b/src/main.rs
index 78b35a7..8dbf5dc 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -47,7 +47,7 @@ static CHAN: StaticCell<TallyChannel> = StaticCell::new();
 
 #[esp_rtos::main]
 async fn main(spawner: Spawner) -> ! {
-    let (uart_device, stack, i2c, buzzer_gpio, sd_det_gpio, led, persistence_layer) =
+    let (uart_device, stack, i2c, rmt, led_gpio, buzzer_gpio, sd_det_gpio, persistence_layer) =
         init::hardware::hardware_init(spawner).await;
 
     info!("Starting up...");
@@ -73,7 +73,7 @@ async fn main(spawner: Spawner) -> ! {
     ));
 
     debug!("spawing feedback task..");
-    spawner.must_spawn(feedback::feedback_task(led, buzzer_gpio));
+    spawner.must_spawn(feedback::feedback_task(rmt, led_gpio, buzzer_gpio));
 
     debug!("spawn sd detect task");
     spawner.must_spawn(sd_detect_task(sd_det_gpio));