// Get available devices
val devices = SerialPortList().get()

// Grab the USB device you want
val device = devices.first()

// Open the device (and close automatically)
device.use{

    // Set the baud rate
    it.setBaudRate(115200)

    // Write some data to the port
    it.write(data, writeTimeoutMilliseconds)

    // Read the response
    val response = it.read(responseSize, readTimeoutMilliseconds)

}

// settings.gradle.kts

dependencyResolutionManagement {
    repositories {
        // For the android serial library
        maven(url = "https://jitpack.io")
    }
}

// app (not root) build.gradle.kts

kotlin {
    sourceSets {
        val commonMain by getting {
            dependencies {
                implementation(libs.usb.library.core)
            }
        }
        val jvmMain by getting {
            dependencies {
                implementation(libs.usb.library.jvm)
            }
        }
        val androidMain by getting {
            dependencies {
                implementation(libs.usb.library.android)
            }
        }
    }
}