firmware for my Touchscreen E-Paper Input Module for Framework Laptop 16
fw16-epd-main: test text
author
arthomnix
date
(Jan 9, 2025, 9:11 PM UTC)
commit
e2c77b1b
e2c77b1bf28322a45f101da6a572484e3f4b37d0
parent
f51b485e
f51b485eb08150d2a364a7f7b995e4e4e226204f
+20
-3
+20
-3
fw16-epd-main/src/main.rs
+20
-3
fw16-epd-main/src/main.rs
···
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use core::cell::{RefCell, RefMut};
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use critical_section::Mutex;
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use defmt::{debug, error, info, trace};
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use embedded_graphics::mono_font::ascii::FONT_10X20;
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use embedded_graphics::mono_font::MonoTextStyle;
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use embedded_graphics::pixelcolor::BinaryColor;
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use embedded_graphics::prelude::*;
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use embedded_graphics::primitives::{Line, PrimitiveStyle, PrimitiveStyleBuilder};
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use embedded_graphics::text::Text;
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use embedded_hal::digital::PinState;
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use embedded_hal::i2c::I2c;
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use embedded_hal_bus::i2c::RefCellDevice;
···
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let mut epd = Tp370pgh01::new(cs, IoPin::new(sda), sck, dc, busy, rst, timer, Rp2040PervasiveSpiDelays);
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epd.hard_reset().unwrap();
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let mut prev_image = [0u8; tp370pgh01::IMAGE_BYTES];
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let mut image = [0u8; tp370pgh01::IMAGE_BYTES];
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let mut prev_image = [0u8; IMAGE_BYTES];
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let mut image = [0u8; IMAGE_BYTES];
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loop {
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cortex_m::asm::wfe();
···
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}).unwrap();
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let mut draw_target = EpdDrawTarget::new(ProgramFunctionTable {
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write_image,
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refresh,
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refresh_fast,
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});
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Text::new("Hello, World!", Point::new(20, 20), MonoTextStyle::new(&FONT_10X20, BinaryColor::On))
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.draw(&mut draw_target)
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.unwrap();
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draw_target.refresh();
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let programs = Programs::new();
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for _program in programs {
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cortex_m::asm::delay(0);
···
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#[interrupt]
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fn IO_IRQ_BANK0() {
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static mut FIRST_EVENT: bool = true;
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static mut TOUCH_INT_PIN: Option<EpdTouchInt> = None;
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static mut I2C: Option<I2C<I2C0, (I2CSda, I2CScl)>> = None;
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static mut PREV_POS: Point = Point::new(0, 0);
···
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};
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TEMP.store(temp, Ordering::Relaxed);
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if let Some(int) = TOUCH_INT_PIN {
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if *FIRST_EVENT == true {
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*FIRST_EVENT = false;
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} else if let Some(int) = TOUCH_INT_PIN {
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if int.interrupt_status(EdgeLow) {
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let mut buf = [0u8; 9];
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i2c.write_read(0x38u8, &[0x00], &mut buf).unwrap();