display poc working

Cargo.lock

@@ -101,6 +101,12 @@ dependencies = [
  "generic-array",
 ]
 
+[[package]]
+name = "byte-slice-cast"
+version = "1.2.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7575182f7272186991736b70173b0ea045398f984bf5ebbb3804736ce1330c9d"
+
 [[package]]
 name = "bytemuck"
 version = "1.24.0"
@@ -259,6 +265,7 @@ dependencies = [
  "cortex-m",
  "cortex-m-rt",
  "critical-section",
+ "display-interface-spi",
  "embassy-embedded-hal",
  "embassy-executor",
  "embassy-futures",
@@ -267,8 +274,29 @@ dependencies = [
  "embassy-time",
  "embassy-usb",
  "embassy-usb-logger",
+ "embedded-graphics",
+ "embedded-hal-bus",
  "heapless 0.9.2",
  "log",
+ "mipidsi",
+]
+
+[[package]]
+name = "display-interface"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7ba2aab1ef3793e6f7804162debb5ac5edb93b3d650fbcc5aeb72fcd0e6c03a0"
+
+[[package]]
+name = "display-interface-spi"
+version = "0.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f86b9ec30048b1955da2038fcc3c017f419ab21bb0001879d16c0a3749dc6b7a"
+dependencies = [
+ "byte-slice-cast",
+ "display-interface",
+ "embedded-hal 1.0.0",
+ "embedded-hal-async",
 ]
 
 [[package]]
@@ -497,6 +525,29 @@ dependencies = [
  "log",
 ]
 
+[[package]]
+name = "embedded-graphics"
+version = "0.8.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0649998afacf6d575d126d83e68b78c0ab0e00ca2ac7e9b3db11b4cbe8274ef0"
+dependencies = [
+ "az",
+ "byteorder",
+ "embedded-graphics-core",
+ "float-cmp",
+ "micromath",
+]
+
+[[package]]
+name = "embedded-graphics-core"
+version = "0.4.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba9ecd261f991856250d2207f6d8376946cd9f412a2165d3b75bc87a0bc7a044"
+dependencies = [
+ "az",
+ "byteorder",
+]
+
 [[package]]
 name = "embedded-hal"
 version = "0.2.7"
@@ -522,6 +573,16 @@ dependencies = [
  "embedded-hal 1.0.0",
 ]
 
+[[package]]
+name = "embedded-hal-bus"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "513e0b3a8fb7d3013a8ae17a834283f170deaf7d0eeab0a7c1a36ad4dd356d22"
+dependencies = [
+ "critical-section",
+ "embedded-hal 1.0.0",
+]
+
 [[package]]
 name = "embedded-hal-nb"
 version = "1.0.0"
@@ -601,6 +662,15 @@ version = "0.5.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1d674e81391d1e1ab681a28d99df07927c6d4aa5b027d7da16ba32d1d21ecd99"
 
+[[package]]
+name = "float-cmp"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "98de4bbd547a563b716d8dfa9aad1cb19bfab00f4fa09a6a4ed21dbcf44ce9c4"
+dependencies = [
+ "num-traits",
+]
+
 [[package]]
 name = "fnv"
 version = "1.0.7"
@@ -783,6 +853,24 @@ version = "2.7.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f52b00d39961fc5b2736ea853c9cc86238e165017a493d1d5c8eac6bdc4cc273"
 
+[[package]]
+name = "micromath"
+version = "2.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c3c8dda44ff03a2f238717214da50f65d5a53b45cd213a7370424ffdb6fae815"
+
+[[package]]
+name = "mipidsi"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "9ba34dcbf61182ffa6992b5a4d9b566d5a99df127fd93f6d314213347329e92f"
+dependencies = [
+ "embedded-graphics-core",
+ "embedded-hal 1.0.0",
+ "heapless 0.8.0",
+ "nb 1.1.0",
+]
+
 [[package]]
 name = "nb"
 version = "0.1.3"

Cargo.toml

@@ -20,6 +20,10 @@ critical-section = "1.2.0"
 heapless = "0.9.2"
 
 log = "0.4"
+display-interface-spi = "0.5.0"
+mipidsi = "0.9.0"
+embedded-hal-bus = "0.3.0"
+embedded-graphics = "0.8.1"
 
 [profile.dev]
 codegen-units = 1

src/main.rs

@@ -2,10 +2,24 @@
 #![no_main]
 
 use embassy_executor::Spawner;
-use embassy_rp::{bind_interrupts, gpio, peripherals::USB, usb::Driver};
+use embassy_rp::{
+    bind_interrupts, gpio,
+    peripherals::USB,
+    spi::{self, Spi},
+    usb::Driver,
+};
 use embassy_time::Timer;
+use embedded_graphics::{
+    mono_font::{MonoTextStyle, iso_8859_1::FONT_10X20},
+    pixelcolor::{BinaryColor, Rgb565, Rgb666},
+    prelude::{Point, *},
+    primitives::{Circle, PrimitiveStyle},
+    text::Text,
+};
+use embedded_hal_bus::spi::ExclusiveDevice;
 use gpio::{Level, Output};
 use log::{error, info};
+use mipidsi::{Builder, interface::SpiInterface, models::ST7789, options::ColorOrder};
 
 #[panic_handler]
 fn panic(info: &core::panic::PanicInfo) -> ! {
@@ -30,15 +44,44 @@ async fn main(spawner: Spawner) {
     let driver = Driver::new(p.USB, Irqs);
     spawner.must_spawn(logger_task(driver));
 
-    let mut led = Output::new(p.PIN_25, Level::Low);
+    let mut spi_cfg = spi::Config::default();
+    spi_cfg.frequency = 62_500_000;
+
+    let inner = p.SPI0;
+    let clk = p.PIN_18;
+    let mosi = p.PIN_19;
+    let cs = p.PIN_17;
+    let dc = p.PIN_16;
+    let rst = p.PIN_15;
+
+    let spi = Spi::new_blocking_txonly(inner, clk, mosi, spi_cfg);
+    // let spi = Spi::new_txonly(inner, clk, mosi, p.DMA_CH0, spi_cfg);
+    let cs_display = Output::new(cs, Level::Low);
+    let dc_display = Output::new(dc, Level::Low);
+    let mut rst_display = Output::new(rst, Level::Low);
+
+    rst_display.set_low();
+    Timer::after_millis(10).await;
+    rst_display.set_high();
+    Timer::after_millis(120).await;
+
+    let spi_dev = ExclusiveDevice::new_no_delay(spi, cs_display).unwrap();
+
+    let mut buffer = [0u8; 512];
+    let di = SpiInterface::new(spi_dev, dc_display, &mut buffer);
+
+    let mut display = Builder::new(ST7789, di)
+        .display_size(240, 320)
+        .init(&mut embassy_time::Delay)
+        .unwrap();
+
+    display.clear(Rgb565::BLACK).unwrap();
+    Circle::new(Point::new(70, 100), 80)
+        .into_styled(PrimitiveStyle::with_fill(Rgb565::RED))
+        .draw(&mut display)
+        .unwrap();
 
     loop {
-        info!("led on!");
-        led.set_high();
-        Timer::after_secs(1).await;
-
-        info!("led off!");
-        led.set_low();
         Timer::after_secs(1).await;
     }
 }