tx stale nefunguje

semestralka_1b_cpu/Cargo.toml

@@ -1,46 +0,0 @@
-[package]
-authors = ["Priec <filippriec@gmail.com>"]
-name = "dma_gpio"
-edition = "2024"
-version = "0.1.0"
-
-
-[dependencies]
-cortex-m = { version = "0.7.7", features = ["inline-asm", "critical-section-single-core"] }
-cortex-m-rt = "0.7.5"
-panic-halt = "1.0.0"
-
-embassy-executor = { git = "https://github.com/embassy-rs/embassy.git", branch = "main", features = ["arch-cortex-m", "executor-thread"] }
-embassy-futures = { git = "https://github.com/embassy-rs/embassy.git", branch = "main" }
-embassy-sync    = { git = "https://github.com/embassy-rs/embassy.git", branch = "main" }
-embassy-time    = { git = "https://github.com/embassy-rs/embassy.git", branch = "main", features = ["tick-hz-32_768"] }
-embassy-hal-internal = { git = "https://github.com/embassy-rs/embassy.git", branch = "main" }
-embassy-usb = { git = "https://github.com/embassy-rs/embassy.git", branch = "main" }
-embassy-stm32 = { git = "https://github.com/embassy-rs/embassy.git", branch = "main", features = ["unstable-pac", "stm32u575zi", "time-driver-tim2", "memory-x", "defmt"] }
-
-embedded-hal = "1.0.0"
-embedded-graphics = "0.8.1"
-heapless = { version = "0.9.1", default-features = false }
-micromath = "2.1.0"
-tinybmp = "0.6.0"
-panic-probe = { version = "1.0.0", features = ["defmt"] }
-defmt-rtt = "1.1.0"
-defmt = "1.0.1"
-static_cell = "2.1.1"
-embedded-io = "0.6.1"
-embedded-io-async = "0.6.1"
-
-[dev-dependencies]
-defmt-test = "0.4.0"
-
-[[test]]
-name = "uart_emulation"
-harness = false
-
-[lib]
-test = false
-
-[[bin]]
-name = "main"
-path = "src/bin/main.rs"
-test = false

semestralka_1b_rx/Cargo.toml

@@ -0,0 +1,45 @@
+[package]
+authors = ["Priec <filippriec@gmail.com>"]
+name = "dma_gpio"
+edition = "2024"
+version = "0.1.0"
+
+
+[dependencies]
+cortex-m = { version = "0.7.7", features = ["inline-asm", "critical-section-single-core"] }
+cortex-m-rt = "0.7.5"
+panic-halt = "1.0.0"
+embassy-executor = { path = "/home/filip/programs/embassy/embassy-executor", features = ["arch-cortex-m", "executor-thread"] }
+embassy-futures = { path = "/home/filip/programs/embassy/embassy-futures" }
+embassy-sync = { path = "/home/filip/programs/embassy/embassy-sync" }
+embassy-time = { path = "/home/filip/programs/embassy/embassy-time", features = ["tick-hz-32_768"] }
+embassy-hal-internal = { path = "/home/filip/programs/embassy/embassy-hal-internal" }
+embassy-usb = { path = "/home/filip/programs/embassy/embassy-usb" }
+embassy-stm32 = { path = "/home/filip/programs/embassy/embassy-stm32", features = ["unstable-pac", "stm32u575zi", "time-driver-tim2", "memory-x", "defmt"] }
+
+embedded-hal = "1.0.0"
+embedded-graphics = "0.8.1"
+heapless = { version = "0.9.1", default-features = false }
+micromath = "2.1.0"
+tinybmp = "0.6.0"
+panic-probe = { version = "1.0.0", features = ["defmt"] }
+defmt-rtt = "1.1.0"
+defmt = "1.0.1"
+static_cell = "2.1.1"
+embedded-io = "0.6.1"
+embedded-io-async = "0.6.1"
+
+[dev-dependencies]
+defmt-test = "0.4.0"
+
+[[test]]
+name = "uart_emulation"
+harness = false
+
+[lib]
+test = false
+
+[[bin]]
+name = "main"
+path = "src/bin/main.rs"
+test = false

semestralka_1b_rx/src/bin/main.rs

@@ -27,6 +27,7 @@ use embassy_sync::{blocking_mutex::raw::CriticalSectionRawMutex, pipe::Pipe};
 use dma_gpio::hw_uart_internal::usart2;
 use dma_gpio::hw_uart_internal::driver::uart_task as uart_task_internal;
 use dma_gpio::config::{PIPE_INT_TX, PIPE_INT_RX};
+use embassy_time::{Duration, Timer};
 use {defmt_rtt as _, panic_probe as _};
 
 bind_interrupts!(struct Irqs {
@@ -79,12 +80,10 @@ async fn main(spawner: Spawner) {
         RX_BUF2.init([0; 256]),
         Irqs2,
         cfg2,
-    )
-        .unwrap();
+    ).unwrap();
 
     let _ = usart2::setup_and_spawn(BAUD);
-    spawner
-        .spawn(uart_task_internal(uart2, &PIPE_INT_TX, &PIPE_INT_RX).unwrap());
+    spawner.spawn(uart_task_internal(uart2, &PIPE_INT_TX, &PIPE_INT_RX).unwrap());
     info!("USART2 ready");
     // END OF INTERNAL HARDWARE UART (USART2)
     
@@ -95,7 +94,8 @@ async fn main(spawner: Spawner) {
     // END OF USART1 <-> USART2 bridge 
 
     // SOFTWARE UART 
-    let _rx = Input::new(p.PC3, Pull::Up);
+    // let _rx = Input::new(p.PD6, Pull::Up);
+    let mut rx_pin = Input::new(p.PD6, Pull::Up);
     let _tx = Output::new(p.PB0, Level::High, Speed::VeryHigh);
     init_tim6_for_uart(p.TIM6, BAUD, TX_OVERSAMPLE);
     init_tim7_for_uart(p.TIM7, BAUD, RX_OVERSAMPLE);
@@ -105,8 +105,8 @@ async fn main(spawner: Spawner) {
     let sw_rx_ring: &mut [u8; RX_RING_BYTES] = SW_RX_RING.init([0; RX_RING_BYTES]);
     // let sw_tx_ring: &mut [u32; TX_RING_BYTES] = SW_TX_RING.init([0; TX_RING_BYTES]);
     
-    let gpioc_idr = embassy_stm32::pac::GPIOC.idr().as_ptr() as *mut u8; // POZOR C REGISTER
-    spawner.spawn(rx_dma_task(p.GPDMA1_CH1, gpioc_idr, sw_rx_ring, &PIPE_SW_RX).unwrap());
+    let gpio_idr = embassy_stm32::pac::GPIOD.idr().as_ptr() as *mut u8; // POZOR C REGISTER
+    spawner.spawn(rx_dma_task(p.GPDMA1_CH1, gpio_idr, sw_rx_ring, &PIPE_SW_RX).unwrap());
 
     // Create and start the TX DMA ring in main.
     let bsrr_ptr = embassy_stm32::pac::GPIOB.bsrr().as_ptr() as *mut u32; // POZOR B REGISTER
@@ -118,6 +118,7 @@ async fn main(spawner: Spawner) {
     let mut last_yield = Instant::now();
     let mut buf = [0u8; 32];
 
+    let mut last_state: u8 = 0;
     loop {
         info!("tick start");
         // Timer::after(Duration::from_millis(100)).await;
@@ -131,6 +132,16 @@ async fn main(spawner: Spawner) {
         // }
         // yield_now().await;
 
+        let bit = rx_pin.is_high();
+        if bit as u8 != last_state {
+            info!(
+                "SW RX -> PD6 changed, new state = {}",
+                if bit { "HIGH" } else { "LOW" }
+            );
+            last_state = bit as u8;
+        }
+        Timer::after(Duration::from_millis(1)).await;
+
         let n2 = PIPE_SW_RX.read(&mut buf).await;
         if n2 > 0 {
             info!("SW UART RX pipe: {:a}", &buf[..n2]);

semestralka_1c/Cargo.toml

@@ -1,46 +0,0 @@
-[package]
-authors = ["Priec <filippriec@gmail.com>"]
-name = "dma_gpio"
-edition = "2024"
-version = "0.1.0"
-
-
-[dependencies]
-cortex-m = { version = "0.7.7", features = ["inline-asm", "critical-section-single-core"] }
-cortex-m-rt = "0.7.5"
-panic-halt = "1.0.0"
-
-embassy-executor = { git = "https://github.com/embassy-rs/embassy.git", branch = "main", features = ["arch-cortex-m", "executor-thread"] }
-embassy-futures = { git = "https://github.com/embassy-rs/embassy.git", branch = "main" }
-embassy-sync    = { git = "https://github.com/embassy-rs/embassy.git", branch = "main" }
-embassy-time    = { git = "https://github.com/embassy-rs/embassy.git", branch = "main", features = ["tick-hz-32_768"] }
-embassy-hal-internal = { git = "https://github.com/embassy-rs/embassy.git", branch = "main" }
-embassy-usb = { git = "https://github.com/embassy-rs/embassy.git", branch = "main" }
-embassy-stm32 = { git = "https://github.com/embassy-rs/embassy.git", branch = "main", features = ["unstable-pac", "stm32u575zi", "time-driver-tim2", "memory-x", "defmt"] }
-
-embedded-hal = "1.0.0"
-embedded-graphics = "0.8.1"
-heapless = { version = "0.9.1", default-features = false }
-micromath = "2.1.0"
-tinybmp = "0.6.0"
-panic-probe = { version = "1.0.0", features = ["defmt"] }
-defmt-rtt = "1.1.0"
-defmt = "1.0.1"
-static_cell = "2.1.1"
-embedded-io = "0.6.1"
-embedded-io-async = "0.6.1"
-
-[dev-dependencies]
-defmt-test = "0.4.0"
-
-[[test]]
-name = "uart_emulation"
-harness = false
-
-[lib]
-test = false
-
-[[bin]]
-name = "main"
-path = "src/bin/main.rs"
-test = false

semestralka_1c_tx/Cargo.lock

@@ -330,7 +330,6 @@ dependencies = [
 [[package]]
 name = "embassy-embedded-hal"
 version = "0.5.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "defmt 1.0.1",
  "embassy-futures",
@@ -348,7 +347,6 @@ dependencies = [
 [[package]]
 name = "embassy-executor"
 version = "0.9.1"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "cordyceps",
  "cortex-m",
@@ -361,7 +359,6 @@ dependencies = [
 [[package]]
 name = "embassy-executor-macros"
 version = "0.7.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "darling",
  "proc-macro2",
@@ -372,17 +369,14 @@ dependencies = [
 [[package]]
 name = "embassy-executor-timer-queue"
 version = "0.1.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 
 [[package]]
 name = "embassy-futures"
 version = "0.1.2"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 
 [[package]]
 name = "embassy-hal-internal"
 version = "0.3.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "cortex-m",
  "critical-section",
@@ -393,7 +387,6 @@ dependencies = [
 [[package]]
 name = "embassy-net-driver"
 version = "0.2.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "defmt 1.0.1",
 ]
@@ -401,7 +394,6 @@ dependencies = [
 [[package]]
 name = "embassy-net-driver-channel"
 version = "0.3.2"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "embassy-futures",
  "embassy-net-driver",
@@ -411,7 +403,6 @@ dependencies = [
 [[package]]
 name = "embassy-stm32"
 version = "0.4.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "aligned",
  "bit_field",
@@ -460,7 +451,6 @@ dependencies = [
 [[package]]
 name = "embassy-sync"
 version = "0.7.2"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "cfg-if",
  "critical-section",
@@ -474,7 +464,6 @@ dependencies = [
 [[package]]
 name = "embassy-time"
 version = "0.5.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "cfg-if",
  "critical-section",
@@ -490,7 +479,6 @@ dependencies = [
 [[package]]
 name = "embassy-time-driver"
 version = "0.2.1"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "document-features",
 ]
@@ -498,7 +486,6 @@ dependencies = [
 [[package]]
 name = "embassy-time-queue-utils"
 version = "0.3.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "embassy-executor-timer-queue",
  "heapless 0.8.0",
@@ -507,7 +494,6 @@ dependencies = [
 [[package]]
 name = "embassy-usb"
 version = "0.5.1"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "embassy-futures",
  "embassy-net-driver-channel",
@@ -522,7 +508,6 @@ dependencies = [
 [[package]]
 name = "embassy-usb-driver"
 version = "0.2.0"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "defmt 1.0.1",
  "embedded-io-async",
@@ -531,7 +516,6 @@ dependencies = [
 [[package]]
 name = "embassy-usb-synopsys-otg"
 version = "0.3.1"
-source = "git+https://github.com/embassy-rs/embassy.git?branch=main#9b1add3d83e98c6c9ae9230bf35cd89bba530a20"
 dependencies = [
  "critical-section",
  "defmt 1.0.1",

semestralka_1c_tx/Cargo.toml

@@ -0,0 +1,45 @@
+[package]
+authors = ["Priec <filippriec@gmail.com>"]
+name = "dma_gpio"
+edition = "2024"
+version = "0.1.0"
+
+
+[dependencies]
+cortex-m = { version = "0.7.7", features = ["inline-asm", "critical-section-single-core"] }
+cortex-m-rt = "0.7.5"
+panic-halt = "1.0.0"
+embassy-executor = { path = "/home/filip/programs/embassy/embassy-executor", features = ["arch-cortex-m", "executor-thread"] }
+embassy-futures = { path = "/home/filip/programs/embassy/embassy-futures" }
+embassy-sync = { path = "/home/filip/programs/embassy/embassy-sync" }
+embassy-time = { path = "/home/filip/programs/embassy/embassy-time", features = ["tick-hz-32_768"] }
+embassy-hal-internal = { path = "/home/filip/programs/embassy/embassy-hal-internal" }
+embassy-usb = { path = "/home/filip/programs/embassy/embassy-usb" }
+embassy-stm32 = { path = "/home/filip/programs/embassy/embassy-stm32", features = ["unstable-pac", "stm32u575zi", "time-driver-tim2", "memory-x", "defmt"] }
+
+embedded-hal = "1.0.0"
+embedded-graphics = "0.8.1"
+heapless = { version = "0.9.1", default-features = false }
+micromath = "2.1.0"
+tinybmp = "0.6.0"
+panic-probe = { version = "1.0.0", features = ["defmt"] }
+defmt-rtt = "1.1.0"
+defmt = "1.0.1"
+static_cell = "2.1.1"
+embedded-io = "0.6.1"
+embedded-io-async = "0.6.1"
+
+[dev-dependencies]
+defmt-test = "0.4.0"
+
+[[test]]
+name = "uart_emulation"
+harness = false
+
+[lib]
+test = false
+
+[[bin]]
+name = "main"
+path = "src/bin/main.rs"
+test = false

semestralka_1c_tx/src/bin/main.rs

@@ -4,7 +4,7 @@
 
 use defmt::*;
 use embassy_executor::Spawner;
-use embassy_time::Instant;
+use embassy_time::{Instant, Timer, Duration};
 use embassy_stm32::dma::Request;
 use embassy_stm32::gpio::{Input, Output, Level, Pull, Speed};
 use dma_gpio::software_uart::{
@@ -73,18 +73,16 @@ async fn main(spawner: Spawner) {
 
     let uart2 = BufferedUart::new(
         p.USART2,
-        p.PA3, // RX
+        p.PD6, // RX
         p.PA2, // TX
         TX_BUF2.init([0; 256]),
         RX_BUF2.init([0; 256]),
         Irqs2,
         cfg2,
-    )
-        .unwrap();
+    ).unwrap();
 
     let _ = usart2::setup_and_spawn(BAUD);
-    spawner
-        .spawn(uart_task_internal(uart2, &PIPE_INT_TX, &PIPE_INT_RX).unwrap());
+    spawner.spawn(uart_task_internal(uart2, &PIPE_INT_TX, &PIPE_INT_RX).unwrap());
     info!("USART2 ready");
     // END OF INTERNAL HARDWARE UART (USART2)
     
@@ -95,53 +93,45 @@ async fn main(spawner: Spawner) {
     // END OF USART1 <-> USART2 bridge 
 
     // SOFTWARE UART 
-    let _rx = Input::new(p.PC3, Pull::Up);
-    let _tx = Output::new(p.PB0, Level::High, Speed::VeryHigh);
+    let tx = Output::new(p.PB0, Level::High, Speed::VeryHigh);
     init_tim6_for_uart(p.TIM6, BAUD, TX_OVERSAMPLE);
-    init_tim7_for_uart(p.TIM7, BAUD, RX_OVERSAMPLE);
     dump_tim6_regs();
 
     // Safe one-time init from StaticCell
-    let sw_rx_ring: &mut [u8; RX_RING_BYTES] = SW_RX_RING.init([0; RX_RING_BYTES]);
-    // let sw_tx_ring: &mut [u32; TX_RING_BYTES] = SW_TX_RING.init([0; TX_RING_BYTES]);
+    let sw_tx_ring: &mut [u32; TX_RING_BYTES] = SW_TX_RING.init([0; TX_RING_BYTES]);
     
-    let gpioc_idr = embassy_stm32::pac::GPIOC.idr().as_ptr() as *mut u8; // POZOR C REGISTER
-    spawner.spawn(rx_dma_task(p.GPDMA1_CH1, gpioc_idr, sw_rx_ring, &PIPE_SW_RX).unwrap());
-
-    // Create and start the TX DMA ring in main.
     let bsrr_ptr = embassy_stm32::pac::GPIOB.bsrr().as_ptr() as *mut u32; // POZOR B REGISTER
     // let odr_ptr = embassy_stm32::pac::GPIOA.odr().as_ptr() as *mut u32; // NEEDS DECODE CHANGE
-    // spawner.spawn(tx_dma_task(p.GPDMA1_CH0, bsrr_ptr, sw_tx_ring, &PIPE_SW_TX).unwrap());
+    spawner.spawn(tx_dma_task(p.GPDMA1_CH0, bsrr_ptr, sw_tx_ring, &PIPE_SW_TX).unwrap());
     // EDN OF SOFTWARE UART 
 
 
     let mut last_yield = Instant::now();
     let mut buf = [0u8; 32];
+    let mut counter: u32 = 0;
 
     loop {
         info!("tick start");
         // Timer::after(Duration::from_millis(100)).await;
         // info!("tick end");
 
-        // let n1 = PIPE_HW_RX.read(&mut buf).await;
-        // if n1 > 0 {
-        //     info!("PC received: {:a}", &buf[..n1]);
-        //     let _ = PIPE_SW_TX.write(&buf[..n1]).await;
-        //     info!("SW UART TX sent echo: {:a}", &buf[..n1]);
-        // }
-        // yield_now().await;
+        counter += 1;
+        let msg = if counter % 2 == 0 {
+            b"AAAAA\n"
+        } else {
+            b"Hello\n"
+        };
+        PIPE_SW_TX.write(msg).await;
+        info!("Sent: {:a}", msg);
 
-        let n2 = PIPE_SW_RX.read(&mut buf).await;
+        Timer::after(Duration::from_secs(3)).await;
+        // Also read any incoming data from SW RX pipe
+        let n2 = PIPE_INT_RX.read(&mut buf).await;
         if n2 > 0 {
-            info!("SW UART RX pipe: {:a}", &buf[..n2]);
+            info!("HW INT UART RX pipe: {:a}", &buf[..n2]);
         }
+
         yield_now().await;
-
-        // if Instant::now().duration_since(last_yield) >= yield_period {
-        //     yield_now().await;
-        //     last_yield = Instant::now();
-        // }
-
     }
 }
 

semestralka_1c_tx/src/config.rs

@@ -3,13 +3,13 @@ use crate::software_uart::uart_emulation::{Parity, StopBits, UartConfig};
 use embassy_sync::blocking_mutex::raw::CriticalSectionRawMutex;
 use embassy_sync::pipe::Pipe;
 
-pub const BAUD: u32 = 9_600;
+pub const BAUD: u32 = 115_200;
 // pub const TX_PIN_BIT: u8 = 2; // PA2
 // pub const RX_PIN_BIT: u8 = 3; // PA3
 pub const TX_PIN_BIT: u8 = 0; // PB2
 pub const RX_PIN_BIT: u8 = 3; // PC3
 pub const TX_OVERSAMPLE: u16 = 1;
-pub const RX_OVERSAMPLE: u16 = 16;
+pub const RX_OVERSAMPLE: u16 = 13;
 
 pub const RX_RING_BYTES: usize = 4096;
 pub const TX_RING_BYTES: usize = 4096;

semestralka_1c_tx/src/software_uart/gpio_dma_uart_tx.rs

@@ -44,7 +44,7 @@ pub async fn tx_dma_task(
     ch: Peri<'static, GPDMA1_CH0>,
     register: *mut u32, // Either odr or bsrr
     tx_ring_mem: &'static mut [u32],
-    pipe_rx: &'static Pipe<CriticalSectionRawMutex, 1024>,
+    pipe_tx: &'static Pipe<CriticalSectionRawMutex, 1024>,
 ) {
     let mut tx_opts = TransferOptions::default();
     tx_opts.half_transfer_ir = true;
@@ -68,7 +68,7 @@ pub async fn tx_dma_task(
     let mut rx_buf = [0u8; 256];
 
     loop {
-        let n = pipe_rx.read(&mut rx_buf).await;
+        let n = pipe_tx.read(&mut rx_buf).await;
         if n == 0 {
             yield_now().await;
             continue;