I am currently using SAM R21 to drive a 128X64 LCD of ST7920. In order to save IO, I chose to use SPI to drive it. However, the LCD was not working properly. Finally, I had no choice but to use a logi
I am still a student, and I usually send some boards to factories for processing and use for projects. I would like to ask: What steps do large companies like Apple and Huawei need to go through befor
I will go to study in the UK next year. I have chosen the major of electronic engineering and now I have to write a personal statement, so I need to have an understanding of electronic engineering. Is