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* Question What is the use of low-power Bluetooth? * Answer The SM architecture used in Bluetooth low energy is designed to minimize the res [...]

* Question What functions does the reader have? * Answer Provide energy to the tag, realize communication with the electronic tag, realize c [...]

* Question At the network layer of ZigBee, the ZigBee protocol specification defines three types of devices, what are they? * Answer At the [...]

* Question What kinds of currents can be divided according to their size and direction? * Answer (1) A current whose direction does not chan [...]

* Question What are the conditions for implementing direct data exchange communication? * Answer 1) The slave sends the data to the master s [...]

* Question How to choose a car power amplifier? * Answer There are many types of power amplifiers for vehicles on the market, and the classi [...]

* Question The difference between non-linear editing and post-synthesis technology * Answer Post-synthesis systems rely on the high-speed, h [...]

* Question According to different access methods of PTN network users, what kinds of specific services can be divided into? * Answer The sta [...]

* Question How to distinguish between amplifiers and comparators? * Answer The difference between the op amp and the comparator: Although th [...]

* Question What types of impulse noise are there? * Answer (1) The periodic impulse noise of a synchronous AC power source is a type of nois [...]

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