Only consider the port to be open if a serial number can be read within 500 milliseconds.
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@ -86,8 +86,11 @@ void Widget::halt()
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*/
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void Widget::open()
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{
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std::scoped_lock lock(mtx_metadata_);
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usb_mode_ = USBhost;
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if (getSerialNumber(500)) // check for valid call/response from device
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{
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std::scoped_lock lock(mtx_metadata_);
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usb_mode_ = USBhost; // note connected state
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}
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}
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