[i=s]This post was last edited by paulhyde on 2014-9-15 09:50[/i] ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; ;Pulse counting program, used to count the number of pulses in one minute; ... ; Divid...
I made a USB to serial port with pl2303, but the computer can't detect it. Only when I connect the multimeter to pin 17 and ground, the computer can detect it. I have been looking for several days, pl...
I recently reinstalled my computer and almost lost the exercises and some materials I had accumulated over the years. Recently , I have a new view on cleaning up my own materials: everything should be...
I just learned UCOS system by myself, and I still don't understand queues and semaphores. When creating a semaphore, the parameter given is 0. And the subsequent tasks can add to its quantity until it...
Ask an expert: 6*12V lead-acid batteries are connected in parallel. Now I want to measure the voltage across the top battery and convert it through AD to the microcontroller. How can I measure this vo...