* Question What is a piezoelectric crystal? * Answer There is a very interesting kind of crystal that produces different charges at both ends when you squeeze or stretch it.This effect is called the p ...
* Question For the CBD, the development process is done by six roles. What are they? * Answer (1) Component developers are also component suppliers, most of which are middleware component providers. ( ...
* Question What are the triggering methods for interrupts? * Answer There are two types of interrupt triggering methods: edge triggering and level triggering.Among them, the edge trigger is divided in ...
* Question Which types of circuits can be divided into source drive circuits depending on whether a digital-to-analog converter (DAC) is included in the circuit? * Answer The source drive circuit can ...
* Question What is the power supply design specification? * Answer (1) The full voltage input range is AC90 ~ 265V. (2) The input voltage is AC90~265V. (3) The power factor is greater than 0.9. (4) Th ...
* Question PCB designers must be creative and learn how to implement those technologies while maintaining those design requirements. * Answer 1) All power and ground lines must be routed by power supp ...
* Question Briefly describe the LT3825/37 pin function? * Answer (1) SG (1PIN): Secondary side synchronous rectification drive output.The gate of the secondary side synchronous rectification MOSFET ha ...
* Question What are the main types of ARM9 series microprocessors? * Answer ARM9 series microprocessors mainly include ARM920T, ARM922T and ARM940T types for different applications. ...
* Question What are the general waveform comparison steps? * Answer A general waveform comparison generally requires the following steps: specifying the data set or simulation process that needs to be ...