The actual device node name will depend on your Linux distribution, your SD card reader type and your existing hardware.
实际设备节点名称将取决于您的Linux发行版，你的SD卡阅读器类型和您现有的硬件。
The class One2OneChannel, as the name indicates, implements a "single-writer-single-reader" type channel.
类One2OneChannel，顾名思义，实现了“单一写入器/单一阅读器”类型的通道。
The class One2OneChannel, as the name indicates, implements a "single-writer-single-reader" type channel.
类One2OneChannel，顾名思义，实现了“单一写入器/单一阅读器”类型的通道。
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