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optimize bluetooth serial connection

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This commit is contained in:
Roman Lumetsberger 2017-05-07 17:12:22 +02:00
parent 2eef2f5e88
commit 1a80a8729f
1 changed files with 12 additions and 12 deletions
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24
OBD.NET/OBD.NET.Universal/Communication/BluetoothSerialConnection.cs
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@ -1,6 +1,6 @@
using System;
using System.Runtime.InteropServices.WindowsRuntime;
using System.Text;
using System.Threading;
using System.Threading.Tasks;
using Windows.Devices.Bluetooth.Rfcomm;
using Windows.Networking.Sockets;
@ -12,7 +12,6 @@ namespace OBD.NET.Communication
{
private StreamSocket _socket;
private DataReader _reader;
private DataWriter _writer;
private readonly byte[] _readBuffer = new byte[1024];
@ -51,7 +50,8 @@ namespace OBD.NET.Communication
service.ConnectionServiceName);
_writer = new DataWriter(_socket.OutputStream);
StartReader();
IsOpen = true;
}
}
@ -60,24 +60,24 @@ namespace OBD.NET.Communication
{
Task.Factory.StartNew(async () =>
{
_reader = new DataReader(_socket.InputStream);
var buffer = _readBuffer.AsBuffer();
while (true)
{
await _reader.LoadAsync(1);
var data = _reader.ReadByte();
_readBuffer[0] = data;
SerialPortOnDataReceived();
var readData = await _socket.InputStream.ReadAsync(buffer, buffer.Capacity, InputStreamOptions.Partial);
SerialPortOnDataReceived(readData);
}
});
}
private void SerialPortOnDataReceived()
private void SerialPortOnDataReceived(IBuffer buffer)
{
int count = 1;
for (int i = 0; i < count; i++)
for (uint i = 0; i < buffer.Length; i++)
{
char c = (char)_readBuffer[i];
char c = (char)buffer.GetByte(i);
switch (c)
{
case '\r':