I would like to ask if the 8255A chip can only select one port at a time. After defining the address for the port, such as Q8255A XBYTE[0x1CFF], if you want to use port A in the program, you can direc...
[i=s]This post was last edited by maychang on 2019-7-23 15:32[/i] There are many definitions of digital power supply. The more common ones are Definition 1: Power supply with digital control functio...
:congratulate: I have a Bluetooth speaker. I think the built-in battery (7.4V 22.2Wh) is broken. Now I can only use it with a power adapter. I want to take it outside and there is no power supply. Can...
Recently, a Taiwanese engineer revealed that due to the outstanding performance of the department in 2021, TSMC's salary and benefits are equivalent to working in one year for two or three years.Figur...