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readme with sync + async read

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kai-morich 2019-11-16 00:09:41 +01:00
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17
README.md
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@ -1,3 +1,4 @@
[![Actions Status](https://github.com/mik3y/usb-serial-for-android/workflows/build/badge.svg)](https://github.com/mik3y/usb-serial-for-android/actions)
[![Jitpack](https://jitpack.io/v/mik3y/usb-serial-for-android.svg)](https://jitpack.io/#mik3y/usb-serial-for-android)
[![Codacy](https://api.codacy.com/project/badge/Grade/4d528e82e35d42d49f659e9b93a9c77d)](https://www.codacy.com/manual/kai-morich/usb-serial-for-android-mik3y?utm_source=github.com&utm_medium=referral&utm_content=mik3y/usb-serial-for-android&utm_campaign=Badge_Grade)
[![codecov](https://codecov.io/gh/mik3y/usb-serial-for-android/branch/master/graph/badge.svg)](https://codecov.io/gh/mik3y/usb-serial-for-android)
@ -52,6 +53,7 @@ to your project's `res/xml/` directory and configure in your `AndroidManifest.xm
**3.** Use it! Example code snippet:
open device:
```java
// Find all available drivers from attached devices.
UsbManager manager = (UsbManager) getSystemService(Context.USB_SERVICE);
@ -71,18 +73,25 @@ to your project's `res/xml/` directory and configure in your `AndroidManifest.xm
UsbSerialPort port = driver.getPorts().get(0); // Most devices have just one port (port 0)
port.open(connection);
port.setParameters(115200, 8, UsbSerialPort.STOPBITS_1, UsbSerialPort.PARITY_NONE);
```
then use direct read/write
```java
port.write(request, WRITE_WAIT_MILLIS);
len = port.read(response, READ_WAIT_MILLIS);
```
or direct write + event driven read:
```java
usbIoManager = new SerialInputOutputManager(usbSerialPort, this);
Executors.newSingleThreadExecutor().submit(usbIoManager);
```
```java
...
port.write("hello".getBytes(), WRITE_WAIT_MILLIS);
```
```java
@Override
public void onNewData(byte[] data) {
runOnUiThread(() -> { textView.append(new String(data)); });
}
```
and finally:
```java
port.close();
```