:sparkles: got first POC with networking running

this only scans for visible networks once

Cargo.lock

@@ -155,7 +155,7 @@ checksum = "e37549a379a9e0e6e576fd208ee60394ccb8be963889eebba3ffe0980364f472"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -198,6 +198,36 @@ dependencies = [
  "typenum",
 ]
 
+[[package]]
+name = "cyw43"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "85d050df7c6c6d253d1044fd5f011873ec6f434f77c202e7e7e88d5b12a1e943"
+dependencies = [
+ "cortex-m",
+ "cortex-m-rt",
+ "embassy-futures",
+ "embassy-net-driver-channel",
+ "embassy-sync",
+ "embassy-time",
+ "embedded-hal 1.0.0",
+ "futures",
+ "heapless",
+ "num_enum 0.5.11",
+]
+
+[[package]]
+name = "cyw43-pio"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "86bd7dea4d32a73557be29bfadaaa916e758115ed8b42cfca4fda0a111f07644"
+dependencies = [
+ "cyw43",
+ "defmt 1.0.1",
+ "embassy-rp",
+ "fixed",
+]
+
 [[package]]
 name = "darling"
 version = "0.20.11"
@@ -219,7 +249,7 @@ dependencies = [
  "proc-macro2",
  "quote",
  "strsim",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -230,7 +260,7 @@ checksum = "fc34b93ccb385b40dc71c6fceac4b2ad23662c7eeb248cf10d529b7e055b6ead"
 dependencies = [
  "darling_core",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -239,6 +269,15 @@ version = "0.3.13"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f578e8e2c440e7297e008bb5486a3a8a194775224bbc23729b0dbdfaeebf162e"
 
+[[package]]
+name = "defmt"
+version = "0.3.100"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f0963443817029b2024136fc4dd07a5107eb8f977eaf18fcd1fdeb11306b64ad"
+dependencies = [
+ "defmt 1.0.1",
+]
+
 [[package]]
 name = "defmt"
 version = "1.0.1"
@@ -259,7 +298,7 @@ dependencies = [
  "proc-macro-error2",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -278,7 +317,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b2cac3b8a5644a9e02b75085ebad3b6deafdbdbdec04bb25086523828aa4dfd1"
 dependencies = [
  "critical-section",
- "defmt",
+ "defmt 1.0.1",
 ]
 
 [[package]]
@@ -331,7 +370,7 @@ checksum = "06070468370195e0e86f241c8e5004356d696590a678d47d6676795b2e439c6b"
 dependencies = [
  "cortex-m",
  "critical-section",
- "defmt",
+ "defmt 1.0.1",
  "document-features",
  "embassy-executor-macros",
  "embassy-executor-timer-queue",
@@ -346,7 +385,7 @@ dependencies = [
  "darling",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -361,7 +400,7 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "dc2d050bdc5c21e0862a89256ed8029ae6c290a93aecefc73084b3002cdebb01"
 dependencies = [
- "defmt",
+ "defmt 1.0.1",
 ]
 
 [[package]]
@@ -372,10 +411,48 @@ checksum = "95285007a91b619dc9f26ea8f55452aa6c60f7115a4edc05085cd2bd3127cd7a"
 dependencies = [
  "cortex-m",
  "critical-section",
- "defmt",
+ "defmt 1.0.1",
  "num-traits",
 ]
 
+[[package]]
+name = "embassy-net"
+version = "0.7.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0558a231a47e7d4a06a28b5278c92e860f1200f24821d2f365a2f40fe3f3c7b2"
+dependencies = [
+ "defmt 1.0.1",
+ "document-features",
+ "embassy-net-driver",
+ "embassy-sync",
+ "embassy-time",
+ "embedded-io-async 0.6.1",
+ "embedded-nal-async",
+ "heapless",
+ "managed",
+ "smoltcp",
+]
+
+[[package]]
+name = "embassy-net-driver"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "524eb3c489760508f71360112bca70f6e53173e6fe48fc5f0efd0f5ab217751d"
+dependencies = [
+ "defmt 0.3.100",
+]
+
+[[package]]
+name = "embassy-net-driver-channel"
+version = "0.3.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b7b2739fbcf6cd206ae08779c7d709087b16577d255f2ea4a45bc4bbbf305b3f"
+dependencies = [
+ "embassy-futures",
+ "embassy-net-driver",
+ "embassy-sync",
+]
+
 [[package]]
 name = "embassy-rp"
 version = "0.8.0"
@@ -387,7 +464,7 @@ dependencies = [
  "cortex-m",
  "cortex-m-rt",
  "critical-section",
- "defmt",
+ "defmt 1.0.1",
  "document-features",
  "embassy-embedded-hal",
  "embassy-futures",
@@ -424,6 +501,7 @@ checksum = "73974a3edbd0bd286759b3d483540f0ebef705919a5f56f4fc7709066f71689b"
 dependencies = [
  "cfg-if",
  "critical-section",
+ "defmt 1.0.1",
  "embedded-io-async 0.6.1",
  "futures-core",
  "futures-sink",
@@ -438,7 +516,7 @@ checksum = "f4fa65b9284d974dad7a23bb72835c4ec85c0b540d86af7fc4098c88cff51d65"
 dependencies = [
  "cfg-if",
  "critical-section",
- "defmt",
+ "defmt 1.0.1",
  "document-features",
  "embassy-time-driver",
  "embedded-hal 0.2.7",
@@ -472,7 +550,7 @@ version = "0.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "17119855ccc2d1f7470a39756b12068454ae27a3eabb037d940b5c03d9c77b7a"
 dependencies = [
- "defmt",
+ "defmt 1.0.1",
  "embedded-io-async 0.6.1",
 ]
 
@@ -541,6 +619,25 @@ dependencies = [
  "embedded-io 0.7.1",
 ]
 
+[[package]]
+name = "embedded-nal"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c56a28be191a992f28f178ec338a0bf02f63d7803244add736d026a471e6ed77"
+dependencies = [
+ "nb 1.1.0",
+]
+
+[[package]]
+name = "embedded-nal-async"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "76959917cd2b86f40a98c28dd5624eddd1fa69d746241c8257eac428d83cb211"
+dependencies = [
+ "embedded-io-async 0.6.1",
+ "embedded-nal",
+]
+
 [[package]]
 name = "embedded-storage"
 version = "0.3.1"
@@ -595,18 +692,79 @@ version = "1.0.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
 
+[[package]]
+name = "futures"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "65bc07b1a8bc7c85c5f2e110c476c7389b4554ba72af57d8445ea63a576b0876"
+dependencies = [
+ "futures-channel",
+ "futures-core",
+ "futures-io",
+ "futures-sink",
+ "futures-task",
+ "futures-util",
+]
+
+[[package]]
+name = "futures-channel"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2dff15bf788c671c1934e366d07e30c1814a8ef514e1af724a602e8a2fbe1b10"
+dependencies = [
+ "futures-core",
+ "futures-sink",
+]
+
 [[package]]
 name = "futures-core"
 version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e"
 
+[[package]]
+name = "futures-io"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9e5c1b78ca4aae1ac06c48a526a655760685149f0d465d21f37abfe57ce075c6"
+
+[[package]]
+name = "futures-macro"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 2.0.106",
+]
+
 [[package]]
 name = "futures-sink"
 version = "0.3.31"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e575fab7d1e0dcb8d0c7bcf9a63ee213816ab51902e6d244a95819acacf1d4f7"
 
+[[package]]
+name = "futures-task"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f90f7dce0722e95104fcb095585910c0977252f286e354b5e3bd38902cd99988"
+
+[[package]]
+name = "futures-util"
+version = "0.3.31"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9fa08315bb612088cc391249efdc3bc77536f16c91f6cf495e6fbe85b20a4a81"
+dependencies = [
+ "futures-core",
+ "futures-macro",
+ "futures-sink",
+ "futures-task",
+ "pin-project-lite",
+ "pin-utils",
+]
+
 [[package]]
 name = "generic-array"
 version = "0.14.7"
@@ -648,6 +806,7 @@ version = "0.8.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "0bfb9eb618601c89945a70e254898da93b13be0388091d42117462b265bb3fad"
 dependencies = [
+ "defmt 0.3.100",
  "hash32",
  "stable_deref_trait",
 ]
@@ -746,6 +905,12 @@ version = "0.4.28"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "34080505efa8e45a4b816c349525ebe327ceaa8559756f0356cba97ef3bf7432"
 
+[[package]]
+name = "managed"
+version = "0.8.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0ca88d725a0a943b096803bd34e73a4437208b6077654cc4ecb2947a5f91618d"
+
 [[package]]
 name = "memchr"
 version = "2.7.5"
@@ -782,16 +947,36 @@ dependencies = [
  "autocfg",
 ]
 
+[[package]]
+name = "num_enum"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1f646caf906c20226733ed5b1374287eb97e3c2a5c227ce668c1f2ce20ae57c9"
+dependencies = [
+ "num_enum_derive 0.5.11",
+]
+
 [[package]]
 name = "num_enum"
 version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a973b4e44ce6cad84ce69d797acf9a044532e4184c4f267913d1b546a0727b7a"
 dependencies = [
- "num_enum_derive",
+ "num_enum_derive 0.7.4",
  "rustversion",
 ]
 
+[[package]]
+name = "num_enum_derive"
+version = "0.5.11"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dcbff9bc912032c62bf65ef1d5aea88983b420f4f839db1e9b0c281a25c9c799"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn 1.0.109",
+]
+
 [[package]]
 name = "num_enum_derive"
 version = "0.7.4"
@@ -800,7 +985,7 @@ checksum = "77e878c846a8abae00dd069496dbe8751b16ac1c3d6bd2a7283a938e8228f90d"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -810,7 +995,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "fd402d00b0fb94c5aee000029204a46884b1262e0c443f166d86d2c0747e1a1a"
 dependencies = [
  "cortex-m",
- "defmt",
+ "defmt 1.0.1",
 ]
 
 [[package]]
@@ -867,6 +1052,18 @@ version = "0.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5be167a7af36ee22fe3115051bc51f6e6c7054c9348e28deb4f49bd6f705a315"
 
+[[package]]
+name = "pin-project-lite"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b3cff922bd51709b605d9ead9aa71031d81447142d828eb4a6eba76fe619f9b"
+
+[[package]]
+name = "pin-utils"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
+
 [[package]]
 name = "pio"
 version = "0.3.0"
@@ -884,7 +1081,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "61d90fddc3d67f21bbf93683bc461b05d6a29c708caf3ffb79947d7ff7095406"
 dependencies = [
  "arrayvec",
- "num_enum",
+ "num_enum 0.7.4",
  "paste",
 ]
 
@@ -912,7 +1109,16 @@ dependencies = [
  "proc-macro-error2",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
+]
+
+[[package]]
+name = "portable-atomic"
+version = "1.11.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f84267b20a16ea918e43c6a88433c2d54fa145c92a811b5b047ccbe153674483"
+dependencies = [
+ "critical-section",
 ]
 
 [[package]]
@@ -940,7 +1146,7 @@ dependencies = [
  "proc-macro-error-attr2",
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -1130,12 +1336,35 @@ dependencies = [
  "rgb",
 ]
 
+[[package]]
+name = "smoltcp"
+version = "0.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dad095989c1533c1c266d9b1e8d70a1329dd3723c3edac6d03bbd67e7bf6f4bb"
+dependencies = [
+ "bitflags 1.3.2",
+ "byteorder",
+ "cfg-if",
+ "defmt 0.3.100",
+ "heapless",
+ "managed",
+]
+
 [[package]]
 name = "stable_deref_trait"
 version = "1.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
+[[package]]
+name = "static_cell"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0530892bb4fa575ee0da4b86f86c667132a94b74bb72160f58ee5a4afec74c23"
+dependencies = [
+ "portable-atomic",
+]
+
 [[package]]
 name = "string_cache"
 version = "0.8.9"
@@ -1154,6 +1383,17 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
+[[package]]
+name = "syn"
+version = "1.0.109"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
 [[package]]
 name = "syn"
 version = "2.0.106"
@@ -1200,7 +1440,7 @@ checksum = "6c5e1be1c48b9172ee610da68fd9cd2770e7a4056cb3fc98710ee6906f0c7960"
 dependencies = [
  "proc-macro2",
  "quote",
- "syn",
+ "syn 2.0.106",
 ]
 
 [[package]]
@@ -1438,10 +1678,13 @@ version = "0.1.0"
 dependencies = [
  "cortex-m",
  "cortex-m-rt",
- "defmt",
+ "cyw43",
+ "cyw43-pio",
+ "defmt 1.0.1",
  "defmt-rtt",
  "embassy-executor",
  "embassy-futures",
+ "embassy-net",
  "embassy-rp",
  "embassy-sync",
  "embassy-time",
@@ -1451,4 +1694,6 @@ dependencies = [
  "embedded-io-async 0.7.0",
  "embedded-storage",
  "panic-probe",
+ "portable-atomic",
+ "static_cell",
 ]

Cargo.toml

@@ -20,12 +20,17 @@ embedded-hal-async = "1.0.0"
 embedded-io = "0.7.1"
 embedded-io-async = "0.7.0"
 embedded-storage = "0.3.1"
+embassy-net = { version = "0.7.1", features = ["defmt", "icmp", "tcp", "udp", "raw", "dhcpv4", "medium-ethernet", "dns", "proto-ipv4", "proto-ipv6", "multicast"] }
 embassy-futures = { version = "0.1.1", features = ["defmt"] }
+static_cell = "2.1.1"
+portable-atomic = { version = "1.5", features = ["critical-section"] }
 
 cortex-m-rt = "0.7.3"
+cyw43 = { version = "0.5.0", features = [] }
+cyw43-pio = { version = "0.8.0", features = ["defmt"] }
 
 embassy-executor = { version = "0.9.1", features = ["arch-cortex-m", "executor-thread", "defmt"] }
-embassy-sync = { version = "0.7.0" }
+embassy-sync = { version = "0.7.0", features = ["defmt"] }
 embassy-time = { version = "0.5.0", features = ["defmt", "defmt-timestamp-uptime"] }
 cortex-m = { version = "0.7.7" }
 embassy-rp = { version = "0.8.0", features = ["defmt", "unstable-pac", "time-driver", "critical-section-impl", "rp2040"] }

src/main.rs

@@ -5,16 +5,19 @@ pub mod button;
 pub mod buzzer;
 pub mod temperature;
 
+use cyw43_pio::{PioSpi, DEFAULT_CLOCK_DIVIDER};
 use crate::button::Button;
-use crate::buzzer::Buzzer;
 use crate::temperature::TemperatureSensor;
 use embassy_executor::Spawner;
-use embassy_futures::select::{select4, Either4};
-use embassy_rp::bind_interrupts;
-use embassy_rp::gpio::Pull;
-use embassy_rp::i2c::{Config, I2c, InterruptHandler};
-use embassy_rp::peripherals::I2C1;
-use embassy_time::{Instant, Timer};
+use embassy_rp::i2c;
+use embassy_rp::i2c::{Config, I2c};
+use embassy_rp::peripherals::{DMA_CH0, I2C1, PIN_6, PIN_7, PIO0};
+use embassy_rp::pio;
+use embassy_rp::{Peri, bind_interrupts};
+use embassy_rp::gpio::{Level, Output};
+use embassy_rp::pio::Pio;
+use embassy_time::Timer;
+use static_cell::StaticCell;
 use {defmt_rtt as _, panic_probe as _};
 
 struct SideButtons<'a> {
@@ -24,55 +27,75 @@ struct SideButtons<'a> {
 }
 
 bind_interrupts!(struct Irqs {
-    I2C1_IRQ => InterruptHandler<I2C1>;
+    I2C1_IRQ => i2c::InterruptHandler<I2C1>;
+    PIO0_IRQ_0 => pio::InterruptHandler<PIO0>;
 });
 
+#[embassy_executor::task]
+async fn cyw43_task(runner: cyw43::Runner<'static, Output<'static>, PioSpi<'static, PIO0, 0, DMA_CH0>>) -> ! {
+    runner.run().await
+}
+
+#[embassy_executor::task]
+async fn temperature_task(
+    i2c: Peri<'static, I2C1>,
+    scl: Peri<'static, PIN_7>,
+    sda: Peri<'static, PIN_6>,
+) {
+    let i2c = I2c::new_async(i2c, scl, sda, Irqs, Config::default());
+    let mut sensor = TemperatureSensor::new(i2c);
+    loop {
+        let _ = sensor.update_async().await;
+        defmt::info!("Temperature: {}", sensor.get_value());
+        Timer::after_secs(5).await;
+    }
+}
+
 #[embassy_executor::main]
-async fn main(_spawner: Spawner) -> ! {
+async fn main(spawner: Spawner) {
     let peripherals = embassy_rp::init(Default::default());
 
-    let mut buzzer = Buzzer::new(peripherals.PIN_14);
-    let mut side_buttons = SideButtons {
-        set_function: Button::new(peripherals.PIN_2, Pull::Up),
-        up: Button::new(peripherals.PIN_17, Pull::Up),
-        down: Button::new(peripherals.PIN_15, Pull::Up),
-    };
-    let i2c = I2c::new_async(
-        peripherals.I2C1,
-        peripherals.PIN_7,
-        peripherals.PIN_6,
-        Irqs,
-        Config::default(),
+    let fw = include_bytes!("../cyw43-firmware/43439A0.bin");
+    let clm = include_bytes!("../cyw43-firmware/43439A0_clm.bin");
+
+    let pwr = Output::new(peripherals.PIN_23, Level::Low);
+    let cs = Output::new(peripherals.PIN_25, Level::High);
+    let mut pio = Pio::new(peripherals.PIO0, Irqs);
+    let spi = PioSpi::new(
+        &mut pio.common,
+        pio.sm0,
+        DEFAULT_CLOCK_DIVIDER,
+        pio.irq0,
+        cs,
+        peripherals.PIN_24,
+        peripherals.PIN_29,
+        peripherals.DMA_CH0,
     );
-    let mut temp_sensor = TemperatureSensor::new(i2c);
-    let _ = temp_sensor.update_async().await;
-    defmt::info!("Temperature: {}", temp_sensor.get_value());
-    let mut next_temp_update: u64 = 5;
 
-    loop {
-        defmt::info!("Set-Function: {}", side_buttons.set_function.get_level());
-        defmt::info!("Up: {}", side_buttons.up.get_level());
-        defmt::info!("Down: {}", side_buttons.down.get_level());
-        let which = select4(
-            side_buttons.set_function.wait_for_any_edge(),
-            side_buttons.up.wait_for_any_edge(),
-            side_buttons.down.wait_for_any_edge(),
-            Timer::at(Instant::from_secs(next_temp_update)),
-        )
+    static STATE: StaticCell<cyw43::State> = StaticCell::new();
+    let state = STATE.init(cyw43::State::new());
+    let (_net_device, mut control, runner) = cyw43::new(state, pwr, spi, fw).await;
+    spawner.spawn(cyw43_task(runner)).unwrap();
+
+    control.init(clm).await;
+    control
+        .set_power_management(cyw43::PowerManagementMode::PowerSave)
         .await;
 
-        match which {
-            Either4::First(_) => {
-                if side_buttons.set_function.is_low() {
-                    buzzer.toggle();
-                }
-            }
-            Either4::Fourth(_) => {
-                let _ = temp_sensor.update_async().await;
-                defmt::info!("Temperature: {}", temp_sensor.get_value());
-                next_temp_update = next_temp_update.wrapping_add(5);
-            }
-            _ => {}
-        };
+    control.gpio_set(0, true).await;
+
+    spawner
+        .spawn(temperature_task(
+            peripherals.I2C1,
+            peripherals.PIN_7,
+            peripherals.PIN_6,
+        ))
+        .unwrap();
+
+    let mut scanner = control.scan(Default::default()).await;
+    while let Some(bss) = scanner.next().await {
+        if let Ok(ssid_str) = str::from_utf8(&bss.ssid) {
+            defmt::info!("scanned {} == {:x}", ssid_str, bss.bssid);
+        }
     }
 }