Add led status indicator for when to open a window

Cargo.lock

@@ -19,15 +19,17 @@ dependencies = [
  "embedded-hal",
  "embedded-time",
  "fugit",
- "nb 1.0.0",
+ "nb 1.1.0",
  "numtoa",
  "panic-halt",
- "rp2040-boot2",
+ "rp2040-boot2 0.3.0",
  "rp2040-hal",
  "rtic-monotonic",
- "sparkfun-pro-micro-rp2040",
+ "smart-leds",
  "ssd1306",
  "systick-monotonic",
+ "waveshare-rp2040-zero",
+ "ws2812-pio",
 ]
 
 [[package]]
@@ -78,6 +80,12 @@ version = "0.3.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "b0a5e3906bcbf133e33c1d4d95afc664ad37fbdb9f6568d8043e7ea8c27d93d3"
 
+[[package]]
+name = "bytemuck"
+version = "1.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "17febce684fd15d89027105661fec94afb475cb995fbc59d2865198446ba2eea"
+
 [[package]]
 name = "byteorder"
 version = "1.4.3"
@@ -98,9 +106,9 @@ dependencies = [
 
 [[package]]
 name = "cortex-m-rt"
-version = "0.7.2"
+version = "0.7.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d6d3328b8b5534f0c90acd66b68950f2763b37e0173cac4d8b4937c4a80761f9"
+checksum = "ee84e813d593101b1723e13ec38b6ab6abbdbaaa4546553f5395ed274079ddb1"
 dependencies = [
  "cortex-m-rt-macros",
 ]
@@ -118,9 +126,9 @@ dependencies = [
 
 [[package]]
 name = "cortex-m-rtic"
-version = "1.1.3"
+version = "1.1.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c6b82f1c39acd6c3a35c2013b6110c20f5bc534522791fabadeed49ccada2dce"
+checksum = "d696ae7390bdb9f7978f71ca7144256a2c4616240a6df9002da3c451f9fc8f02"
 dependencies = [
  "bare-metal 1.0.0",
  "cortex-m",
@@ -133,9 +141,9 @@ dependencies = [
 
 [[package]]
 name = "cortex-m-rtic-macros"
-version = "1.1.5"
+version = "1.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9e8e9645ef54bec1cf70ac33e9bf9566e6507ab5b41ae6baf3735662194e8607"
+checksum = "eefb40b1ca901c759d29526e5c8a0a1b246c20caaa5b4cc5d0f0b94debecd4c7"
 dependencies = [
  "proc-macro-error",
  "proc-macro2",
@@ -198,6 +206,15 @@ version = "1.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7fcaabb2fef8c910e7f4c7ce9f67a1283a1715879a7c230ca9d6d1ae31f16d91"
 
+[[package]]
+name = "embedded-dma"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "994f7e5b5cb23521c22304927195f236813053eb9c065dd2226a32ba64695446"
+dependencies = [
+ "stable_deref_trait",
+]
+
 [[package]]
 name = "embedded-graphics"
 version = "0.7.1"
@@ -294,9 +311,9 @@ dependencies = [
 
 [[package]]
 name = "indexmap"
-version = "1.9.2"
+version = "1.9.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1885e79c1fc4b10f0e172c475f458b7f7b93061064d98c3293e98c5ba0c8b399"
+checksum = "bd070e393353796e801d209ad339e89596eb4c8d430d18ede6a1cced8fafbd99"
 dependencies = [
  "autocfg",
  "hashbrown",
@@ -333,14 +350,14 @@ version = "0.1.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "801d31da0513b6ec5214e9bf433a77966320625a37860f910be265be6e18d06f"
 dependencies = [
- "nb 1.0.0",
+ "nb 1.1.0",
 ]
 
 [[package]]
 name = "nb"
-version = "1.0.0"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "546c37ac5d9e56f55e73b677106873d9d9f5190605e41a856503623648488cae"
+checksum = "8d5439c4ad607c3c23abf66de8c8bf57ba8adcd1f129e699851a6e43935d339d"
 
 [[package]]
 name = "num"
@@ -407,18 +424,18 @@ dependencies = [
 
 [[package]]
 name = "num_enum"
-version = "0.5.9"
+version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8d829733185c1ca374f17e52b762f24f535ec625d2cc1f070e34c8a9068f341b"
+checksum = "1f646caf906c20226733ed5b1374287eb97e3c2a5c227ce668c1f2ce20ae57c9"
 dependencies = [
  "num_enum_derive",
 ]
 
 [[package]]
 name = "num_enum_derive"
-version = "0.5.9"
+version = "0.5.11"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2be1598bf1c313dcdd12092e3f1920f463462525a21b7b4e11b4168353d0123e"
+checksum = "dcbff9bc912032c62bf65ef1d5aea88983b420f4f839db1e9b0c281a25c9c799"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -439,9 +456,9 @@ checksum = "de96540e0ebde571dc55c73d60ef407c653844e6f9a1e2fdbd40c07b9252d812"
 
 [[package]]
 name = "paste"
-version = "1.0.11"
+version = "1.0.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d01a5bd0424d00070b0098dd17ebca6f961a959dead1dbcbbbc1d1cd8d3deeba"
+checksum = "9f746c4065a8fa3fe23974dd82f15431cc8d40779821001404d10d2e79ca7d79"
 
 [[package]]
 name = "pio"
@@ -480,18 +497,18 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.51"
+version = "1.0.56"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5d727cae5b39d21da60fa540906919ad737832fe0b1c165da3a34d6548c849d6"
+checksum = "2b63bdb0cd06f1f4dedf69b254734f9b45af66e4a031e42a7480257d9898b435"
 dependencies = [
  "unicode-ident",
 ]
 
 [[package]]
 name = "quote"
-version = "1.0.23"
+version = "1.0.27"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8856d8364d252a14d474036ea1358d63c9e6965c8e5c1885c18f73d70bff9c7b"
+checksum = "8f4f29d145265ec1c483c7c654450edde0bfe043d3938d6972630663356d9500"
 dependencies = [
  "proc-macro2",
 ]
@@ -502,6 +519,15 @@ version = "0.6.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
 
+[[package]]
+name = "rgb"
+version = "0.8.36"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "20ec2d3e3fc7a92ced357df9cebd5a10b6fb2aa1ee797bf7e9ce2f17dffc8f59"
+dependencies = [
+ "bytemuck",
+]
+
 [[package]]
 name = "rp2040-boot2"
 version = "0.2.1"
@@ -511,18 +537,28 @@ dependencies = [
  "crc-any",
 ]
 
+[[package]]
+name = "rp2040-boot2"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7c92f344f63f950ee36cf4080050e4dce850839b9175da38f9d2ffb69b4dbb21"
+dependencies = [
+ "crc-any",
+]
+
 [[package]]
 name = "rp2040-hal"
-version = "0.7.0"
+version = "0.8.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1ecf1b975581f0cac465247c464e7d2b8d93c7a5fceb4eb13b7b8517f4f85f6d"
+checksum = "9888dd4a476bb7b25000f6497fed50ade399c38bbfebaa18d14f4fc651a62855"
 dependencies = [
  "cortex-m",
  "critical-section",
+ "embedded-dma",
  "embedded-hal",
  "fugit",
  "itertools",
- "nb 1.0.0",
+ "nb 1.1.0",
  "paste",
  "pio",
  "rand_core",
@@ -570,9 +606,9 @@ checksum = "fb8b0b822d1a366470b9cea83a1d4e788392db763539dc4ba022bcc787fece82"
 
 [[package]]
 name = "rtic-syntax"
-version = "1.0.2"
+version = "1.0.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3ad3ae243dd8d0a1b064615f664d4fa7e63929939074c564cbe5efdc4c503065"
+checksum = "5f5e215601dc467752c2bddc6284a622c6f3d2bab569d992adcd5ab7e4cb9478"
 dependencies = [
  "indexmap",
  "proc-macro2",
@@ -595,7 +631,7 @@ version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "bfa0f585226d2e68097d4f95d113b15b83a82e819ab25717ec0590d9584ef366"
 dependencies = [
- "semver 1.0.16",
+ "semver 1.0.17",
 ]
 
 [[package]]
@@ -615,9 +651,9 @@ dependencies = [
 
 [[package]]
 name = "semver"
-version = "1.0.16"
+version = "1.0.17"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "58bc9567378fc7690d6b2addae4e60ac2eeea07becb2c64b9f218b53865cba2a"
+checksum = "bebd363326d05ec3e2f532ab7660680f3b02130d780c299bca73469d521bc0ed"
 
 [[package]]
 name = "semver-parser"
@@ -626,23 +662,28 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3"
 
 [[package]]
-name = "sparkfun-pro-micro-rp2040"
+name = "smart-leds"
-version = "0.5.0"
+version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a38e3e0ef1201e3e1fe3e40c2facd95fa1235dda391e002724544a0b885bbe07"
+checksum = "38dd45fa275f70b4110eac5f5182611ad384f88bb22b68b9a9c3cafd7015290b"
 dependencies = [
- "cortex-m",
+ "smart-leds-trait",
- "cortex-m-rt",
+]
- "embedded-hal",
+
- "rp2040-boot2",
+[[package]]
- "rp2040-hal",
+name = "smart-leds-trait"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ebf6d833fa93f16a1c1874e62c2aebe8567e5bdd436d59bf543ed258b6f7a8e3"
+dependencies = [
+ "rgb",
 ]
 
 [[package]]
 name = "spin"
-version = "0.9.5"
+version = "0.9.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "7dccf47db1b41fa1573ed27ccf5e08e3ca771cb994f776668c5ebda893b248fc"
+checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67"
 dependencies = [
  "lock_api",
 ]
@@ -668,9 +709,9 @@ checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3"
 
 [[package]]
 name = "syn"
-version = "1.0.107"
+version = "1.0.109"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f4064b5b16e03ae50984a5a8ed5d4f8803e6bc1fd170a3cda91a1be4b18e3f5"
+checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237"
 dependencies = [
  "proc-macro2",
  "quote",
@@ -690,9 +731,9 @@ dependencies = [
 
 [[package]]
 name = "unicode-ident"
-version = "1.0.6"
+version = "1.0.8"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
+checksum = "e5464a87b239f13a63a501f2701565754bae92d243d4bb7eb12f6d57d2269bf4"
 
 [[package]]
 name = "usb-device"
@@ -726,3 +767,30 @@ checksum = "9ee8f19f9d74293faf70901bc20ad067dc1ad390d2cbf1e3f75f721ffee908b6"
 dependencies = [
  "vcell",
 ]
+
+[[package]]
+name = "waveshare-rp2040-zero"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0e36889ce533ed216200dc2e2179d1fba8f9ba432da2d69406dc2cfe1edc7e89"
+dependencies = [
+ "cortex-m",
+ "cortex-m-rt",
+ "rp2040-boot2 0.2.1",
+ "rp2040-hal",
+]
+
+[[package]]
+name = "ws2812-pio"
+version = "0.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7d219e3b43c1e14305b36363060c0348d560314e235d999cf492bbbab1f38e8d"
+dependencies = [
+ "cortex-m",
+ "embedded-hal",
+ "fugit",
+ "nb 1.1.0",
+ "pio",
+ "rp2040-hal",
+ "smart-leds-trait",
+]

Cargo.toml

@@ -8,18 +8,20 @@ license = "CNPLv4+"
 
 [dependencies]
 cortex-m = "0.7.7"
-cortex-m-rt = "0.7.2"
+cortex-m-rt = "0.7.3"
 embedded-hal = { version = "0.2.7", features = ["unproven"] }
-rp2040-boot2 = "0.2.1"
+rp2040-boot2 = "0.3.0"
 panic-halt = "0.2.0"
-rp2040-hal = { version = "0.7.0", features = ["rt", "rom-func-cache", "critical-section-impl"] }
+rp2040-hal = { version = "0.8.1", features = ["rt", "rom-func-cache", "critical-section-impl"] }
 fugit = "0.3.6"
-nb = "1.0.0"
+nb = "1.1.0"
-cortex-m-rtic = "1.1.3"
+cortex-m-rtic = "1.1.4"
 rtic-monotonic = "1.0.0"
 systick-monotonic = "1.0.1"
-sparkfun-pro-micro-rp2040 = "0.5.0"
 embedded-time = "0.12.1"
 ssd1306 = "0.7.1"
 embedded-graphics = "0.7.1"
 numtoa = "0.2.4"
+smart-leds = "0.3.0"
+ws2812-pio = "0.6.0"
+waveshare-rp2040-zero = "0.6.0"

src/main.rs

@@ -8,8 +8,8 @@ use fugit::RateExtU32;
 use cortex_m::prelude::_embedded_hal_watchdog_Watchdog;
 use embedded_hal::adc::OneShot;
 use hal::i2c;
-pub use sparkfun_pro_micro_rp2040::hal;
 use ssd1306::{prelude::*, I2CDisplayInterface, Ssd1306};
+pub use waveshare_rp2040_zero::hal;
 
 use embedded_graphics::text::Text;
 use embedded_graphics::{
@@ -18,43 +18,51 @@ use embedded_graphics::{
     prelude::*,
     text::Alignment,
 };
+use smart_leds::{SmartLedsWrite, RGB8};
 
 use fugit::MicrosDurationU32;
-use hal::gpio::bank0::{Gpio14, Gpio15};
+use hal::{
-use hal::gpio::Pin;
+    gpio::{
-use hal::pac::I2C1;
+        bank0::{Gpio14, Gpio15, Gpio16},
-use hal::timer::{Alarm, Alarm0, Alarm1};
+        Pin,
-use hal::Adc;
+    },
+    pac::I2C1,
+    prelude::*,
+    timer::{Alarm, Alarm0, Alarm1},
+    Adc,
+};
 
 const XTAL_FREQ_HZ: u32 = 12_000_000u32;
 const MVG_AVG_COUNT: u16 = 20;
 
-#[rtic::app(device = sparkfun_pro_micro_rp2040::hal::pac, peripherals = true)]
+#[rtic::app(device = hal::pac, peripherals = true)]
 mod app {
 
     const DISPLAY_UPDATE_INT_TICKS: u32 = 500_000;
     const SENSOR_READ_INT_TICKS: u32 = 50_000;
 
     use super::*;
-    type Display = Ssd1306<
+    type DisplayI2C = hal::I2C<
-        I2CInterface<
-            hal::I2C<
         I2C1,
         (
             Pin<Gpio14, hal::gpio::Function<hal::gpio::I2C>>,
             Pin<Gpio15, hal::gpio::Function<hal::gpio::I2C>>,
         ),
-            >,
+    >;
-        >,
+    type Display = Ssd1306<
+        I2CInterface<DisplayI2C>,
         DisplaySize128x64,
         ssd1306::mode::BufferedGraphicsMode<DisplaySize128x64>,
     >;
+    type LED =
+        ws2812_pio::Ws2812<hal::pac::PIO0, hal::pio::SM0, hal::timer::CountDown<'static>, Gpio16>;
 
     #[shared]
     struct Shared {
         alarm0: Alarm0,
         alarm1: Alarm1,
         sensor_value: u16,
+        led: LED,
     }
 
     #[local]
@@ -71,7 +79,7 @@ mod app {
 
         let sio = hal::Sio::new(c.device.SIO);
         let mut watchdog = hal::Watchdog::new(c.device.WATCHDOG);
-        let _clocks = hal::clocks::init_clocks_and_plls(
+        let clocks = hal::clocks::init_clocks_and_plls(
             XTAL_FREQ_HZ,
             c.device.XOSC,
             c.device.CLOCKS,
@@ -89,6 +97,7 @@ mod app {
             sio.gpio_bank0,
             &mut resets,
         );
+
         let mut timer = hal::Timer::new(c.device.TIMER, &mut resets);
         let mut alarm0 = timer.alarm_0().unwrap();
         let _ = alarm0.schedule(MicrosDurationU32::from_ticks(DISPLAY_UPDATE_INT_TICKS));
@@ -98,6 +107,17 @@ mod app {
         let _ = alarm1.schedule(MicrosDurationU32::from_ticks(SENSOR_READ_INT_TICKS));
         alarm1.enable_interrupt();
 
+        let (mut pio, sm0, _, _, _) = c.device.PIO0.split(&mut resets);
+        let mut led = ws2812_pio::Ws2812::new(
+            pins.gpio16.into_mode(),
+            &mut pio,
+            sm0,
+            clocks.peripheral_clock.freq(),
+            unsafe { core::mem::transmute(timer.count_down()) },
+        );
+
+        led.write([RGB8::new(255, 255, 0)].iter().copied()).unwrap();
+
         let scl = pins.gpio15.into_mode();
         let sda = pins.gpio14.into_mode();
         let i2c = i2c::I2C::i2c1(
@@ -108,6 +128,30 @@ mod app {
             &mut resets,
             125_000_000.Hz(),
         );
+        let display = init_display(i2c);
+
+        let mut adc = Adc::new(c.device.ADC, &mut resets);
+        let mut adc_pin = pins.gpio29.into_floating_input();
+        led.write([RGB8::new(0, 255, 255)].iter().cloned()).unwrap();
+
+        (
+            Shared {
+                alarm0,
+                alarm1,
+                sensor_value: adc.read(&mut adc_pin).unwrap(),
+                led,
+            },
+            Local {
+                display,
+                adc,
+                adc_pin,
+                watchdog,
+            },
+            init::Monotonics(),
+        )
+    }
+
+    fn init_display(i2c: DisplayI2C) -> Display {
         let interface = I2CDisplayInterface::new(i2c);
         let mut display = Ssd1306::new(interface, DisplaySize128x64, DisplayRotation::Rotate0)
             .into_buffered_graphics_mode();
@@ -123,23 +167,8 @@ mod app {
         .unwrap();
 
         display.flush().unwrap();
-        let adc = Adc::new(c.device.ADC, &mut resets);
-        let adc_pin = pins.gpio29.into_floating_input();
 
-        (
+        display
-            Shared {
-                alarm0,
-                alarm1,
-                sensor_value: 0,
-            },
-            Local {
-                display,
-                adc,
-                adc_pin,
-                watchdog,
-            },
-            init::Monotonics(),
-        )
     }
 
     #[task(binds = TIMER_IRQ_0, priority = 1, shared = [alarm0, sensor_value], local = [display])]
@@ -169,12 +198,21 @@ mod app {
         });
     }
 
-    #[task(binds = TIMER_IRQ_1, priority = 2, shared = [alarm1, sensor_value], local = [adc, adc_pin, watchdog])]
+    #[task(binds = TIMER_IRQ_1, priority = 2, shared = [alarm1, sensor_value, led], local = [adc, adc_pin, watchdog])]
     fn read_sensor(mut c: read_sensor::Context) {
-        let sensor_value: u16 = c.local.adc.read(c.local.adc_pin).unwrap();
+        let mut sensor_value: u16 = c.local.adc.read(c.local.adc_pin).unwrap();
-        c.shared
+        sensor_value = c.shared.sensor_value.lock(|v| {
-            .sensor_value
+            *v = (*v * (MVG_AVG_COUNT - 1) + sensor_value) / MVG_AVG_COUNT;
-            .lock(|v| *v = (*v * (MVG_AVG_COUNT - 1) + sensor_value) / MVG_AVG_COUNT);
+            *v
+        });
+        let color = match sensor_value {
+            0..=450 => RGB8::new(255, 0, 0),
+            451.. => RGB8::new(0, 255, 0),
+        };
+
+        c.shared.led.lock(|l| {
+            l.write([color].iter().cloned()).unwrap();
+        });
 
         c.local.watchdog.feed();
         c.shared.alarm1.lock(|a| {