I would like to ask if anyone has encountered this problem, that is, the semaphore, when you go to Pend (note: it is a permanent wait), there is no semaphore Post at this time, but the code does not s...
I have a question I would like to ask an expert: the winCE kernel has been customized, and a simple application has been developed using EVC. How can I integrate the application and the kernel so that...
NXP's latest series of microcontrollers LPC55S69, the chip needs an SDIO interface, I want to expand this SD card, how should I get started, a novice Xiaobai asks everyone...
I just learned 51 and encountered a problem. I searched online for several days and still couldn't understand it. Please help me. - - It's about 51 microcontroller driving stepper motor. I use 89C52 a...