* Question Frames should be transmitted in pairs, PCD to PICC frame followed by PICC to PCD frame, what is…

* Question What are the two common techniques for stopping corrosion? * Answer There are two common techniques for self-stopping…

* Question What are the disadvantages of common mode current in the cable? * Answer The common mode current in…

* Question What is the wait mode? * Answer In the standby mode, the CPU and the watchdog timer that…

* Question The nature of information is mainly reflected in the following aspects? * Answer 1) Objectivity 2) Timeliness 3)…

* Question How are the anti-metal labels mostly achieved? * Answer At present, most of the anti-metal labels are realized…

* Question How to choose a varactor? * Answer 1 varactor diode is used in the resonant network to replace…

* Question What is the security and confidentiality of smart card communication? * Answer (1) Change, delete, or add information…

* Question What are the main features of ISL6754? * Answer (1) Adjust the resonance delay to ensure the ZVS…

* Question What is the main function of the constant current circuit? * Answer The constant current circuit has two…