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| #![no_main]
#![no_std]
#[allow(unused_extern_crates)]
extern crate panic_halt;
extern crate cortex_m;
extern crate cortex_m_rt;
extern crate cortex_m_semihosting;
extern crate embedded_hal;
extern crate stm32f30x_hal as hal;
extern crate embedded_graphics;
extern crate ili9341;
use hal::delay::Delay;
use hal::gpio::gpioa::PA9;
use hal::gpio::gpiob::PB6;
use hal::gpio::gpioc::PC7;
use hal::gpio::{Output, PushPull};
use hal::prelude::*;
use hal::spi::Spi;
use hal::stm32f30x;
use cortex_m_rt::entry;
use embedded_graphics::fonts::Font12x16;
use embedded_graphics::fonts::Font6x8;
use embedded_graphics::fonts::Font8x16;
use embedded_graphics::geometry::Point;
use embedded_graphics::pixelcolor::RgbColor;
use embedded_graphics::prelude::*;
use embedded_graphics::primitives::{Circle, Line, Rectangle, Triangle};
use ili9341::spi::SpiInterface;
use ili9341::*;
#[entry]
fn main() -> ! {
let cp = cortex_m::Peripherals::take().unwrap();
let p = stm32f30x::Peripherals::take().unwrap();
let mut flash = p.FLASH.constrain();
let mut rcc = p.RCC.constrain();
let clocks = rcc
.cfgr
.sysclk(64.mhz())
.hclk(64.mhz())
.pclk1(32.mhz())
.pclk2(32.mhz())
.freeze(&mut flash.acr);
let mut delay = Delay::new(cp.SYST, clocks);
let mut gpioa = p.GPIOA.split(&mut rcc.ahb);
let mut gpiob = p.GPIOB.split(&mut rcc.ahb);
let mut gpioc = p.GPIOC.split(&mut rcc.ahb);
// LCD SPI interface
let sck = gpiob.pb13.into_af5(&mut gpiob.moder, &mut gpiob.afrh);
let miso = gpiob.pb14.into_af5(&mut gpiob.moder, &mut gpiob.afrh);
let mosi = gpiob.pb15.into_af5(&mut gpiob.moder, &mut gpiob.afrh);
let spi = Spi::spi2(
p.SPI2,
(sck, miso, mosi),
embedded_hal::spi::Mode {
polarity: embedded_hal::spi::Polarity::IdleLow,
phase: embedded_hal::spi::Phase::CaptureOnFirstTransition,
},
32.mhz(),
clocks,
&mut rcc.apb1,
);
// LCD CS, D/C, RESET pins
let lcd_cs: PB6<Output<PushPull>> = gpiob
.pb6
.into_push_pull_output(&mut gpiob.moder, &mut gpiob.otyper);
let lcd_dc: PA9<Output<PushPull>> = gpioa
.pa9
.into_push_pull_output(&mut gpioa.moder, &mut gpioa.otyper);
let lcd_reset: PC7<Output<PushPull>> = gpioc
.pc7
.into_push_pull_output(&mut gpioc.moder, &mut gpioc.otyper);
let iface = SpiInterface::new(spi, lcd_cs, lcd_dc);
let mut display = Ili9341::new(iface, lcd_reset, &mut delay).unwrap();
let w = display.width() as i32;
let h = display.height() as i32;
display.draw(
Rectangle::new(Point::new(0, 0), Point::new(w - 1, h - 1)).fill(Some(RgbColor::BLACK)),
);
display.draw(
Triangle::new(Point::new(45, 5), Point::new(5, 75), Point::new(85, 75))
.stroke(Some(RgbColor::RED))
.fill(Some(RgbColor::RED))
.stroke_width(3),
);
display.draw(
Circle::new(Point::new(120, 37), 36)
.stroke(Some(RgbColor::GREEN))
.fill(Some(RgbColor::GREEN)),
);
display.draw(
Rectangle::new(Point::new(165, 5), Point::new(165 + 69, 5 + 69))
.stroke(Some(RgbColor::BLUE))
.fill(Some(RgbColor::BLUE)),
);
display.draw(
Line::new(Point::new(5, 100), Point::new(100, 100))
.stroke(Some(RgbColor::GREEN))
.stroke_width(20),
);
display.draw(
Font6x8::render_str("Hello World!")
.stroke(Some(RgbColor::RED))
.stroke_width(2)
.translate(Point::new(5, 110))
.into_iter(),
);
display.draw(
Font6x8::render_str("Hello Rust!")
.stroke(Some(RgbColor::GREEN))
.stroke_width(2)
.translate(Point::new(5, 120))
.into_iter(),
);
display.draw(
Font6x8::render_str("Hello stm32!")
.stroke(Some(RgbColor::BLUE))
.stroke_width(2)
.translate(Point::new(5, 130))
.into_iter(),
);
display.draw(
Font8x16::render_str("Hello World!")
.stroke(Some(RgbColor::RED))
.stroke_width(2)
.translate(Point::new(5, 150))
.into_iter(),
);
display.draw(
Font8x16::render_str("Hello Rust!")
.stroke(Some(RgbColor::GREEN))
.stroke_width(2)
.translate(Point::new(5, 170))
.into_iter(),
);
display.draw(
Font8x16::render_str("Hello stm32!")
.stroke(Some(RgbColor::BLUE))
.stroke_width(2)
.translate(Point::new(5, 190))
.into_iter(),
);
display.draw(
Font12x16::render_str("Hello World!")
.stroke(Some(RgbColor::RED))
.stroke_width(2)
.translate(Point::new(5, 220))
.into_iter(),
);
display.draw(
Font12x16::render_str("Hello Rust!")
.stroke(Some(RgbColor::GREEN))
.stroke_width(2)
.translate(Point::new(5, 250))
.into_iter(),
);
display.draw(
Font12x16::render_str("Hello stm32!")
.stroke(Some(RgbColor::BLUE))
.stroke_width(2)
.translate(Point::new(5, 280))
.into_iter(),
);
loop {}
}
|
