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display is working

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Priec
2026-01-08 23:36:54 +01:00
parent 5efb08ef99
commit 5e7285f45d
5 changed files with 167 additions and 15 deletions
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92
mqtt_display/Cargo.lock generated
View File

@@ -267,6 +267,15 @@ dependencies = [
"syn 2.0.106",
]
[[package]]
name = "deranged"
version = "0.5.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ececcb659e7ba858fb4f10388c250a7252eb0a27373f1a72b8748afdd248e587"
dependencies = [
"powerfmt",
]
[[package]]
name = "digest"
version = "0.10.7"
@@ -1169,9 +1178,20 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8fe90c1150662e858c7d5f945089b7517b0a80d8bf7ba4b1b5ffc984e7230a5b"
dependencies = [
"hashbrown",
"portable-atomic",
"portable-atomic-util",
"thiserror",
]
[[package]]
name = "line-clipping"
version = "0.3.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5f4de44e98ddbf09375cbf4d17714d18f39195f4f4894e8524501726fd9a8a4a"
dependencies = [
"bitflags 2.10.0",
]
[[package]]
name = "linked_list_allocator"
version = "0.10.5"
@@ -1258,6 +1278,12 @@ version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8d5439c4ad607c3c23abf66de8c8bf57ba8adcd1f129e699851a6e43935d339d"
[[package]]
name = "num-conv"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "51d515d32fb182ee37cda2ccdcb92950d6a3c2893aa280e540671c2cd0f3b1d9"
[[package]]
name = "num-derive"
version = "0.4.2"
@@ -1332,6 +1358,12 @@ dependencies = [
"syn 2.0.106",
]
[[package]]
name = "powerfmt"
version = "0.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "439ee305def115ba05938db6eb1644ff94165c5ab5e9420d1c1bcedbba909391"
[[package]]
name = "proc-macro-crate"
version = "3.4.0"
@@ -1420,6 +1452,7 @@ dependencies = [
"heapless 0.9.1",
"log",
"mousefood",
"ratatui",
"rust-mqtt",
"smoltcp",
"ssd1306",
@@ -1464,6 +1497,18 @@ version = "0.9.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "99d9a13982dcf210057a8a78572b2217b667c3beacbf3a0d8b454f6f82837d38"
[[package]]
name = "ratatui"
version = "0.30.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d1ce67fb8ba4446454d1c8dbaeda0557ff5e94d39d5e5ed7f10a65eb4c8266bc"
dependencies = [
"instability",
"ratatui-core",
"ratatui-macros",
"ratatui-widgets",
]
[[package]]
name = "ratatui-core"
version = "0.1.0"
@@ -1484,6 +1529,35 @@ dependencies = [
"unicode-width",
]
[[package]]
name = "ratatui-macros"
version = "0.7.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a7f1342a13e83e4bb9d0b793d0ea762be633f9582048c892ae9041ef39c936f4"
dependencies = [
"ratatui-core",
"ratatui-widgets",
]
[[package]]
name = "ratatui-widgets"
version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d7dbfa023cd4e604c2553483820c5fe8aa9d71a42eea5aa77c6e7f35756612db"
dependencies = [
"bitflags 2.10.0",
"hashbrown",
"indoc",
"instability",
"itertools 0.14.0",
"line-clipping",
"ratatui-core",
"strum",
"time",
"unicode-segmentation",
"unicode-width",
]
[[package]]
name = "riscv"
version = "0.12.1"
@@ -1726,6 +1800,24 @@ dependencies = [
"syn 2.0.106",
]
[[package]]
name = "time"
version = "0.3.44"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "91e7d9e3bb61134e77bde20dd4825b97c010155709965fedf0f49bb138e52a9d"
dependencies = [
"deranged",
"num-conv",
"powerfmt",
"time-core",
]
[[package]]
name = "time-core"
version = "0.1.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "40868e7c1d2f0b8d73e4a8c7f0ff63af4f6d19be117e90bd73eb1d62cf831c6b"
[[package]]
name = "toml_datetime"
version = "0.7.2"

1
mqtt_display/Cargo.toml
View File

@@ -73,6 +73,7 @@ embassy-sync = "0.7.2"
heapless = "0.9.1"
mousefood = { git = "https://github.com/j-g00da/mousefood", branch = "main", default-features = false }
ssd1306 = "0.10.0"
ratatui = { version = "0.30.0", default-features = false, features = ["macros", "all-widgets", "portable-atomic"] }
[build-dependencies]
dotenvy = "0.15.7"

3
mqtt_display/src/bin/main.rs
View File

@@ -25,6 +25,7 @@ use projekt_final::mqtt::client::{
mqtt_events, mqtt_publish, mqtt_subscribe, mqtt_task, IncomingMsg,
};
use projekt_final::i2c::com::i2c_check;
use projekt_final::i2c::com::display_task;
use defmt_rtt as _;
extern crate alloc;
@@ -102,7 +103,7 @@ async fn main(spawner: Spawner) -> ! {
spawner.spawn(mqtt_task(stack)).expect("failed to spawn MQTT task");
info!("MQTT task started");
spawner.spawn(i2c_check()).expect("failed to spawn I2C task");
spawner.spawn(display_task()).expect("failed to spawn Display task");
info!("I2C scan task started");
mqtt_publish("esp32/topic", b"hello from ESP32 (init)", QualityOfService::QoS1, false).await;

85
mqtt_display/src/i2c/com.rs
View File

@@ -3,35 +3,92 @@
use embassy_executor::task;
use embassy_time::{Duration, Timer};
use esp_hal::{
gpio::Io,
i2c::master::{Config, I2c},
peripherals::Peripherals,
};
use esp_println::println;
use ssd1306::mode::BufferedGraphicsMode;
use log::info;
#[task]
pub async fn display_task() {
use mousefood::{EmbeddedBackend, EmbeddedBackendConfig};
use ratatui::{
layout::{Constraint, Direction, Layout},
widgets::{Block, Borders, Paragraph},
Terminal,
};
use ssd1306::{prelude::*, I2CDisplayInterface, Ssd1306};
let peripherals = unsafe { Peripherals::steal() };
let i2c = I2c::new(peripherals.I2C0, Config::default())
.expect("Failed to initialize I2C")
.with_sda(peripherals.GPIO21)
.with_scl(peripherals.GPIO22);
let interface = I2CDisplayInterface::new(i2c);
let mut display = Ssd1306::new(interface, DisplaySize128x64, DisplayRotation::Rotate0)
.into_buffered_graphics_mode();
display.init().unwrap();
let config = EmbeddedBackendConfig {
flush_callback: alloc::boxed::Box::new(|display| {
let d: &mut Ssd1306<_, _, BufferedGraphicsMode<DisplaySize128x64>> = display;
d.flush().unwrap();
}),
..Default::default()
};
let backend = EmbeddedBackend::new(&mut display, config);
let mut terminal = Terminal::new(backend).unwrap();
let mut counter = 0;
loop {
terminal
.draw(|f| {
let chunks = Layout::default()
.direction(Direction::Vertical)
.constraints([Constraint::Length(3), Constraint::Min(0)])
.split(f.area());
f.render_widget(
Block::default().title(" ESP32 Status ").borders(Borders::ALL),
chunks[0],
);
let content = alloc::format!("MQTT Active\nCounter: {}", counter);
f.render_widget(
Paragraph::new(content).block(
Block::default().borders(Borders::LEFT | Borders::RIGHT | Borders::BOTTOM),
),
chunks[1],
);
})
.unwrap();
counter += 1;
Timer::after(Duration::from_millis(1000)).await;
}
}
#[task]
pub async fn i2c_check() {
let peripherals = unsafe { Peripherals::steal() };
let _io = Io::new(peripherals.IO_MUX);
let sda = peripherals.GPIO21;
let scl = peripherals.GPIO22;
let mut i2c = I2c::new(peripherals.I2C0, Config::default())
.expect("Failed to initialize I2C")
.with_sda(sda)
.with_scl(scl);
.with_sda(peripherals.GPIO21)
.with_scl(peripherals.GPIO22);
loop {
println!("I2C bus scan start");
// Skenujeme adresy 0x03 až 0x77
info!("hehe");
esp_println::println!("I2C bus scan start");
for addr in 0x03..0x78 {
// Skúsime zapísať prázdne dáta na adresu
if i2c.write(addr, &[]).is_ok() {
println!("Device found at address 0x{:02X}", addr);
esp_println::println!("Device found at address 0x{:02X}", addr);
}
}
println!("Scan finished");
Timer::after(Duration::from_secs(5)).await;
}
}

1
mqtt_display/src/lib.rs
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@@ -1,4 +1,5 @@
#![no_std]
extern crate alloc;
pub mod mqtt;
pub mod i2c;