* Question What are the precautions for using the pulse output command PLS/PLF? * Answer (1) PLS is the pulse rising edge differential output command, and PIJ is the pulse falling edge differential ou ...
* Question What is the input impedance? * Answer In order to make the antenna efficient, it is necessary to match the antenna to the impedance of the feeder, that is, to make the input impedance of th ...
* Question What are the functions of the / and / XOR instructions? * Answer The AND/OR/XOR instruction AND/ORA/EOR performs bitwise AND/OR/XOR logic operation on the contents of the accumulator A and ...
* Question What is the security and confidentiality of smart card communication? * Answer The security of smart cards is the same as the security of personal identity. It is also a logical security ca ...
* Question What is the purpose of the multi-application test for COS savvy testing? * Answer Verify that COS can prevent mutual interference when overwriting files between multiple applications. ...
* Question What is the development of LED lighting technology? * Answer The progress of domestic LED technology: It must undergo revolutionary changes, and we must work from the following two aspects: ...
* Question What are the circuit characteristics and circuit analysis methods? * Answer (1) The negative full-wave rectification circuit is the same as the positive full-wave rectification circuit. Two ...
* Question What are the main aspects of the signal loss mechanism in the acoustic channel? * Answer There are two main aspects of the signal loss mechanism in the acoustic channel.On the one hand, the ...
* Question Principles and advantages of semiconductor lasers * Answer A semiconductor laser is a laser diode and is referred to as an LD.It was invented in 1960 by former Soviet scientist H. B. Basov. ...