continue update package

examples/rtic/Cargo.toml

@@ -17,6 +17,9 @@ panic-rtt-target = { version = "0.1" }
 [dependencies.va108xx-hal]
 path = "../../va108xx-hal"
 
+[dependencies.vorago-reb1]
+path = "../../vorago-reb1"
+
 [dependencies.rtic]
 version = "2"
 features = ["thumbv6-backend"]

examples/rtic/src/bin/blinky-button-rtic.rs

@@ -0,0 +1,144 @@
+//! Blinky button application for the REB1 board using RTIC
+#![no_main]
+#![no_std]
+
+#[rtic::app(device = pac)]
+mod app {
+    use panic_rtt_target as _;
+    use rtic_example::SYSCLK_FREQ;
+    use rtt_target::{rprintln, rtt_init_default, set_print_channel};
+    use va108xx_hal::{
+        clock::{set_clk_div_register, FilterClkSel},
+        gpio::{FilterType, InterruptEdge, PinsA},
+        pac,
+        prelude::*,
+        timer::{default_ms_irq_handler, set_up_ms_tick, IrqCfg},
+    };
+    use vorago_reb1::button::Button;
+    use vorago_reb1::leds::Leds;
+
+    rtic_monotonics::systick_monotonic!(Mono, 1_000);
+
+    #[derive(Debug, PartialEq)]
+    pub enum PressMode {
+        Toggle,
+        Keep,
+    }
+
+    #[derive(Debug, PartialEq)]
+    pub enum CfgMode {
+        Prompt,
+        Fixed,
+    }
+
+    const CFG_MODE: CfgMode = CfgMode::Fixed;
+    // You can change the press mode here
+    const DEFAULT_MODE: PressMode = PressMode::Toggle;
+
+    #[local]
+    struct Local {
+        leds: Leds,
+        button: Button,
+        mode: PressMode,
+    }
+
+    #[shared]
+    struct Shared {}
+
+    #[init]
+    fn init(cx: init::Context) -> (Shared, Local) {
+        let channels = rtt_init_default!();
+        set_print_channel(channels.up.0);
+        rprintln!("-- Vorago Button IRQ Example --");
+        Mono::start(cx.core.SYST, SYSCLK_FREQ.raw());
+
+        let mode = match CFG_MODE {
+            // Ask mode from user via RTT
+            CfgMode::Prompt => prompt_mode(channels.down.0),
+            // Use mode hardcoded in `DEFAULT_MODE`
+            CfgMode::Fixed => DEFAULT_MODE,
+        };
+        rprintln!("Using {:?} mode", mode);
+
+        let mut dp = cx.device;
+        let pinsa = PinsA::new(&mut dp.sysconfig, Some(dp.ioconfig), dp.porta);
+        let edge_irq = match mode {
+            PressMode::Toggle => InterruptEdge::HighToLow,
+            PressMode::Keep => InterruptEdge::BothEdges,
+        };
+
+        // Configure an edge interrupt on the button and route it to interrupt vector 15
+        let mut button = Button::new(pinsa.pa11.into_floating_input()).edge_irq(
+            edge_irq,
+            IrqCfg::new(pac::interrupt::OC15, true, true),
+            Some(&mut dp.sysconfig),
+            Some(&mut dp.irqsel),
+        );
+
+        if mode == PressMode::Toggle {
+            // This filter debounces the switch for edge based interrupts
+            button = button.filter_type(FilterType::FilterFourClockCycles, FilterClkSel::Clk1);
+            set_clk_div_register(&mut dp.sysconfig, FilterClkSel::Clk1, 50_000);
+        }
+        let mut leds = Leds::new(
+            pinsa.pa10.into_push_pull_output(),
+            pinsa.pa7.into_push_pull_output(),
+            pinsa.pa6.into_push_pull_output(),
+        );
+        for led in leds.iter_mut() {
+            led.off();
+        }
+        set_up_ms_tick(
+            IrqCfg::new(pac::Interrupt::OC0, true, true),
+            &mut dp.sysconfig,
+            Some(&mut dp.irqsel),
+            50.MHz(),
+            dp.tim0,
+        );
+        (Shared {}, Local { leds, button, mode })
+    }
+
+    // `shared` cannot be accessed from this context
+    #[idle]
+    fn idle(_cx: idle::Context) -> ! {
+        loop {
+            cortex_m::asm::nop();
+        }
+    }
+
+    #[task(binds = OC15, local=[button, leds, mode])]
+    fn button_task(cx: button_task::Context) {
+        let leds = cx.local.leds;
+        let button = cx.local.button;
+        let mode = cx.local.mode;
+        if *mode == PressMode::Toggle {
+            leds[0].toggle();
+        } else if button.released() {
+            leds[0].off();
+        } else {
+            leds[0].on();
+        }
+    }
+
+    #[task(binds = OC0)]
+    fn ms_tick(_cx: ms_tick::Context) {
+        default_ms_irq_handler();
+    }
+
+    fn prompt_mode(mut down_channel: rtt_target::DownChannel) -> PressMode {
+        rprintln!("Using prompt mode");
+        rprintln!("Please enter the mode [0: Toggle, 1: Keep]");
+        let mut read_buf: [u8; 16] = [0; 16];
+        let mut read;
+        loop {
+            read = down_channel.read(&mut read_buf);
+            for &byte in &read_buf[..read] {
+                match byte as char {
+                    '0' => return PressMode::Toggle,
+                    '1' => return PressMode::Keep,
+                    _ => continue, // Ignore other characters
+                }
+            }
+        }
+    }
+}