* Question What kinds of working modes does PLC have? * Answer The PLC has two basic operating modes: RUN…
* Question What is the function of the logic pulse generator? * Answer The logic pulse generator can generate pulse…
* Question What is the purpose of the capacitor? * Answer There are many uses for capacitors, mainly as follows:…
* Question What is the detection method of the electrode type liquid level sensor? * Answer When it is suspected…
* Question What is photoelectric property? * Answer Photoelectric characteristics refer to the relationship between the luminous flux and the…
* Question Which two transport protocols does the IC card support? * Answer The IC card supports two transport protocols:…
* Question What are the devices installed in the general architecture of the PLC access system? * Answer (1) The…
* Question What should I pay attention to when using Altera’s configuration chip? * Answer Make sure the configuration chip…
* Question What is the difference between the Thumb instruction set and the ARM instruction set? * Answer The Thumb…
* Question What are the main operating frequencies of RFID systems? * Answer Low frequency, 125 ~ l34kHz; high frequency,…
