Update examples

Author: Disasm

examples/blinky.rs

@@ -4,13 +4,9 @@
 use panic_halt as _;
 
 use riscv_rt::entry;
-use gd32vf103xx_hal as hal;
-use hal::pac as pac;
-use gd32vf103xx_hal::gpio::GpioExt;
+use longan_nano::hal::{pac, prelude::*};
 use longan_nano::led::{Led, rgb};
-use gd32vf103xx_hal::rcu::RcuExt;
-use gd32vf103xx_hal::delay::McycleDelay;
-use embedded_hal::blocking::delay::DelayMs;
+use longan_nano::hal::delay::McycleDelay;
 
 #[entry]
 fn main() -> ! {

examples/display.rs

@@ -8,8 +8,7 @@ use embedded_graphics::pixelcolor::Rgb565;
 use embedded_graphics::prelude::*;
 use embedded_graphics::primitives::Rectangle;
 use embedded_graphics::{primitive_style, text_style};
-use gd32vf103xx_hal::pac;
-use gd32vf103xx_hal::prelude::*;
+use longan_nano::hal::{pac, prelude::*};
 use longan_nano::{lcd, lcd_pins};
 use riscv_rt::entry;
 

examples/ferris.rs

@@ -9,8 +9,7 @@ use embedded_graphics::pixelcolor::Rgb565;
 use embedded_graphics::prelude::*;
 use embedded_graphics::primitive_style;
 use embedded_graphics::primitives::Rectangle;
-use gd32vf103xx_hal::pac;
-use gd32vf103xx_hal::prelude::*;
+use longan_nano::hal::{pac, prelude::*};
 use longan_nano::{lcd, lcd_pins};
 use riscv_rt::entry;
 

examples/hello_world.rs

@@ -4,9 +4,7 @@
 use panic_halt as _;
 
 use riscv_rt::entry;
-use gd32vf103xx_hal as hal;
-use hal::pac as pac;
-use gd32vf103xx_hal::prelude::*;
+use longan_nano::hal::{pac, prelude::*};
 use longan_nano::sprintln;
 
 #[entry]

examples/scan.rs

@@ -4,8 +4,7 @@
 extern crate panic_halt;
 
 use riscv_rt::entry;
-use longan_nano::hal::prelude::*;
-use longan_nano::hal::pac::Peripherals;
+use longan_nano::hal::{pac, prelude::*};
 use longan_nano::{sprint, sprintln};
 
 #[inline(never)]
@@ -62,7 +61,7 @@ enum ScanState {
 
 #[entry]
 fn main() -> ! {
-    let p = Peripherals::take().unwrap();
+    let p = pac::Peripherals::take().unwrap();
 
     // Configure clocks
     let mut rcu = p.RCU.configure().freeze();