Forum friends who are familiar with the Zigbee security mechanism should know that when joining the network, the Zigbee end device uses the default Trust Center link key (0x5A 0x69 0x67 0x42 0x65 0x65
Xiaomi has officially launched a new technology, "One-finger connection" UWB, claiming that it will give mobile phones and smart devices the ability of "spatial perception", which can achieve the purp
Step 1: Select the domestic industrial Internet of Things operating system, select the corresponding TF card, and click burn.Step 2: After the burning is completed, insert the TF card into the Raspber
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The industry may be limited to a cer
In the timer interrupt, 32Mhz. fosc/4,2 prescaler ratio. TMROH is set to 40. How to use switch case to write if 4
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The biggest feature of "Design and Application of Switching Power Supplies" is that it is concise, easy to understand and highly practical, allowing readers to learn and master the design methods of s