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Jun 12, 2025 Replied to a topic by hulalahei › C# › 200 块有偿求助 C#高速读取串口，导致软件闪退的问题。 |
Timeout 有调整大点试过吗？也有可能是 async 又返回 void 的问题，可以这样试试看
void _serialPort_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
var buffer = new byte[512]; // 最多读 10 字节
int numRead = _serialPort.BaseStream.ReadAsync(buffer, 0, buffer.Length).GetAwaiter().GetResult();
}
void _serialPort_DataReceived(object sender, SerialDataReceivedEventArgs e)
{
var buffer = new byte[512]; // 最多读 10 字节
int numRead = _serialPort.BaseStream.ReadAsync(buffer, 0, buffer.Length).GetAwaiter().GetResult();
}
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