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0.4.1 Feb 19, 2023
0.4.0 Jan 14, 2023
0.3.0 Feb 25, 2022
0.2.2 Oct 16, 2022
0.1.0 Sep 14, 2021

#1082 in Asynchronous

41 downloads per month
Used in plctag

MIT license

2MB
31K SLoC

C 27K SLoC // 0.2% comments Rust 1.5K SLoC // 0.1% comments C++ 741 SLoC // 0.3% comments Java 464 SLoC // 0.4% comments Python 401 SLoC // 0.4% comments Shell 305 SLoC // 0.1% comments Go 234 SLoC // 0.2% comments Pascal 116 SLoC // 0.7% comments

plctag-async

async wrapper for libplctag.

crates.io docs build license

How to use

Add plctag-async to your Cargo.toml

[dependencies]
plctag-async= "0.4"

Examples

use plctag_async::{AsyncTag, Error, Pool, PoolEntry};
use tokio::runtime;

let rt = runtime::Runtime::new().unwrap()?;
rt.block_on(async {
   let path="protocol=ab-eip&plc=controllogix&path=1,0&gateway=192.168.1.120&name=MyTag1&elem_count=1&elem_size=16";// YOUR TAG DEFINITION
   let pool = Pool::new();
   let tag = pool.entry(path).await.unwrap();
   let tag_ref = tag.get().await.unwrap();
   let offset = 0;
   let value:u16 = tag_ref.read_value(offset).await.unwrap();
   println!("tag value: {}", value);

   let value = value + 10;
   tag_ref.write_value(offset, value).await.unwrap();
});

Build

Please refer to How to build to setup build environment.

License

MIT

Dependencies

~0.5–3MB
~59K SLoC