26pin to sdr 26pin camera link cable for camera long distance
3,接线如下4,代码volatile float dist; float checkdistance_a2_a3
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通信工程毕设 基于单片机的酒驾检测与预防小车(源码 硬件 论文)
1 需要初始化引脚:init_sr04_pin();2 在循环中,不断调用distance
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