Sbus is not working with hardware

[azaslavskis]

• only reading data is working. there should be the read values struct code.

[misha-dig]

/* This code for receiving bytes from serial port with non-standard baud rate. Applies for Sbus interface.
You need take package for cargo (Just copy names of packages and paste to your cargo.toml below labelled [dependencies])
serial-unix = "0.4.0"
serial-core = "0.4.0"
serial = "0.4.0"
libc = "0.2.79"
File of this code: main.rs
Created code by M.Zaslavskis */
extern crate serial;
use std::io::prelude::*;
use serial::prelude::*;

/*  Setting for serial port before run it */
const SETTINGS: serial::PortSettings = serial::PortSettings {
    baud_rate:    serial::BaudOther(100000), // baud rate
    char_size:    serial::Bits8, // char size of serial port (unit: bits)
    parity:       serial::ParityEven, // Parity of serial port
    stop_bits:    serial::Stop2, // stop bits
    flow_control: serial::FlowNone, // flow mode 
};
/* Main function */
fn main() {
    println!("opening port...");
    let mut port = serial::open("/dev/ttyAMA0").unwrap(); // open serial port
    port.configure(&SETTINGS); // setting serial port before read information or bytes (Notice: this variable can use a constant struct)
    let mut buf:[u8; 1] = [0; 1]; // buffer of one arrays...
    /* read bytes in infitite loop */
    loop {
        port.read(&mut buf[..]); // read bytes for serial port device 
        println!("reading bytes : {}", buf[0]); // print bytes in ternimal 
    }

}

[misha-dig]

/* This code for receiving bytes from serial port with non-standard baud rate. Applies for Sbus interface.
You need take package for cargo (Just copy names of packages and paste to your cargo.toml below labelled [dependencies])
mio-serial = "3.3.1"
mio = "0.7.4"
serialport = "3.3.0"
File of this code: main.rs
Date: 28th october 2020
Created code by M.Zaslavskis */
extern crate mio_serial;
extern crate serialport;

use std::io::{Read};
use std::time::Duration;
use std::path::Path;
use serialport::posix::TTYPort;
use mio_serial::unix::Serial;

fn main() 
{
    // Initialize for timeout
    let timeout = Duration::new(1, 0);
    // Initialize serial port before run a serial port
    let settings:mio_serial::SerialPortSettings =  mio_serial::SerialPortSettings
    {
       baud_rate: 100000, // baudrate
       data_bits: mio_serial::DataBits::Eight, // data bits
       flow_control: mio_serial::FlowControl::None, // flow control
       parity: mio_serial::Parity::Even, // Parity
       stop_bits: mio_serial::StopBits::Two, // Stop bits
       timeout: timeout // timeout before reading serial port
    };
    let tty_name = Path::new("/dev/ttyACM1"); // create path of serial port
    let blocking_serial = TTYPort::open(tty_name, &settings).unwrap(); // opening serial port

    let mut serial = Serial::from_serial(blocking_serial).unwrap(); // call class of serial port
    let mut buf = [0u8; 1]; // buffer for storing bytes of receiving data transfet
    // Reading datas form serial port infinity cycle of execute code
    loop {
        serial.read(&mut buf); // reading data form serial port
        println!("Receiving bytes: {}", buf[0]); // print into ternimal
        let mut letter = String::from_utf8_lossy(&buf); // convert to letter with following ASCII Table
        println!("Receiving letter: {}", letter); // print letter for checking property working with serial port
    }
}

I used other library than pervious library for reading non-standard baudrate serial port, because due irrcorrectly get bytes for pervious library. In this code, library of serial port get property bytes with following ASCII table.

[azaslavskis]

  cargo:rerun-if-env-changed=TARGET_PKG_CONFIG_ALLOW_CROSS
  cargo:rerun-if-env-changed=PKG_CONFIG_ALLOW_CROSS
  cargo:rerun-if-env-changed=PKG_CONFIG_arm-unknown-linux-gnueabihf
  cargo:rerun-if-env-changed=PKG_CONFIG_arm_unknown_linux_gnueabihf
  cargo:rerun-if-env-changed=TARGET_PKG_CONFIG
  cargo:rerun-if-env-changed=PKG_CONFIG
  cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_arm-unknown-linux-gnueabihf
  cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_arm_unknown_linux_gnueabihf
  cargo:rerun-if-env-changed=TARGET_PKG_CONFIG_SYSROOT_DIR
  cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR

  --- stderr
  thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: "pkg-config has not been configured to support cross-compilation.\n\n                Install a sysroot for the target platform and configure it via\n                PKG_CONFIG_SYSROOT_DIR and PKG_CONFIG_PATH, or install a\n                cross-compiling wrapper for pkg-config and set it via\n                PKG_CONFIG environment variable."', /home/bestosinworldnot/.cargo/registry/src/github.com-1ecc6299db9ec823/libudev-sys-0.1.4/build.rs:38:41
  note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
warning: build failed, waiting for other jobs to finish...
^C  Building [===========================================>            ] 33/42
bestosinworldnot@oh-ohhh:~/Documents/readuart$ clear

bestosinworldnot@oh-ohhh:~/Documents/readuart$ cargo build --target=arm-unknown-linux-gnueabihf
   Compiling libudev-sys v0.1.4
   Compiling openssl-sys v0.9.58
error: failed to run custom build command for `libudev-sys v0.1.4`

Caused by:
  process didn't exit successfully: `/home/bestosinworldnot/Documents/readuart/target/debug/build/libudev-sys-9a06bebd4dc364a9/build-script-build` (exit code: 101)
  --- stdout
  cargo:rerun-if-env-changed=LIBUDEV_NO_PKG_CONFIG
  cargo:rerun-if-env-changed=PKG_CONFIG_ALLOW_CROSS_arm-unknown-linux-gnueabihf
  cargo:rerun-if-env-changed=PKG_CONFIG_ALLOW_CROSS_arm_unknown_linux_gnueabihf
  cargo:rerun-if-env-changed=TARGET_PKG_CONFIG_ALLOW_CROSS
  cargo:rerun-if-env-changed=PKG_CONFIG_ALLOW_CROSS
  cargo:rerun-if-env-changed=PKG_CONFIG_arm-unknown-linux-gnueabihf
  cargo:rerun-if-env-changed=PKG_CONFIG_arm_unknown_linux_gnueabihf
  cargo:rerun-if-env-changed=TARGET_PKG_CONFIG
  cargo:rerun-if-env-changed=PKG_CONFIG
  cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_arm-unknown-linux-gnueabihf
  cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR_arm_unknown_linux_gnueabihf
  cargo:rerun-if-env-changed=TARGET_PKG_CONFIG_SYSROOT_DIR
  cargo:rerun-if-env-changed=PKG_CONFIG_SYSROOT_DIR

  --- stderr
  thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: "pkg-config has not been configured to support cross-compilation.\n\n                Install a sysroot for the target platform and configure it via\n                PKG_CONFIG_SYSROOT_DIR and PKG_CONFIG_PATH, or install a\n                cross-compiling wrapper for pkg-config and set it via\n                PKG_CONFIG environment variable."', /home/bestosinworldnot/.cargo/registry/src/github.com-1ecc6299db9ec823/libudev-sys-0.1.4/build.rs:38:41
  note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
warning: build failed, waiting for other jobs to finish...
    Building [===========================================>            ] 33/42

^C  

[azaslavskis]

Possible solution https://itnext.io/cross-compile-rust-programs-to-run-on-turris-omnia-e592b555e2aa

[azaslavskis]

Solution install libdev-dev:arm package .

[azaslavskis]

https://github.com/aanon4/FlySkyIBus

[azaslavskis]

move to ibus

[azaslavskis]

we moved ibus no supprot of ibus now. in updates can be solved