alex/mppt-modbus
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packaging etc

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Alex Janka 2022-09-05 09:30:24 +10:00
parent 0c0178b316
commit c594cf1e8b
4 changed files with 13 additions and 2 deletions
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2
Cargo.lock generated
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@ -382,7 +382,7 @@ dependencies = [
] ]
[[package]] [[package]]
name = "modbus-test" name = "mppt-control"
version = "0.1.0" version = "0.1.0"
dependencies = [ dependencies = [
"bincode", "bincode",

2
Cargo.toml
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@ -1,5 +1,5 @@
[package] [package]
name = "modbus-test" name = "mppt-control"
version = "0.1.0" version = "0.1.0"
edition = "2021" edition = "2021"

1
install.sh Executable file
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@ -0,0 +1 @@
git pull && cargo install --path .

10
src/main.rs
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@ -1,3 +1,5 @@
use std::path::Path;
use clap::Parser; use clap::Parser;
use libmodbus_rs::{Modbus, ModbusClient, ModbusRTU}; use libmodbus_rs::{Modbus, ModbusClient, ModbusRTU};
use serde::{Deserialize, Serialize}; use serde::{Deserialize, Serialize};
@ -125,6 +127,7 @@ struct Info {
v_scale: f32, v_scale: f32,
i_scale: f32, i_scale: f32,
} }
impl Info { impl Info {
pub fn from(data: &[u16]) -> Self { pub fn from(data: &[u16]) -> Self {
Self { Self {
@ -155,6 +158,13 @@ fn main() {
let parity = 'N'; let parity = 'N';
let data_bit = 8; let data_bit = 8;
let stop_bit = 2; let stop_bit = 2;
if !Path::new(&args.serial_port).exists() {
println!(
"Serial port {} does not exist\nTry \"mppt-control --help\" for usage instructions",
args.serial_port
);
return;
}
println!("Connecting to device on {}", args.serial_port); println!("Connecting to device on {}", args.serial_port);
let mut modbus = Modbus::new_rtu(&args.serial_port, baud, parity, data_bit, stop_bit) let mut modbus = Modbus::new_rtu(&args.serial_port, baud, parity, data_bit, stop_bit)
.expect("Could not create modbus device"); .expect("Could not create modbus device");