I am working on a project now, part of which is to use port A of 8255 to control the movement of a stepper motor. The timer 0 interrupt method is adopted, that is, every time an interrupt is entered,
[i=s] This post was last edited by paulhyde on 2014-9-15 09:35 [/i] I practiced writing the serial communication part when programming the host computer. I hope it will be helpful to students who use
[i=s]This post was last edited by woshilee on 2014-9-4 15:08[/i] #include
unsigned char table1[]="woshiyigedahaoren"; unsigned char i=0,j=0; unsigned char usartflag=0; void Delay(vu32 nCount) { for(;
Servos are useful in many places. Before this, I had collected a lot of information and had a preliminary understanding of servos. Through this experiment, I have initially mastered the control method
I don't understand the meaning of this sentence HWREG(NVIC_SW_TRIG) = INT_GPIOA - 16; in particular, the central idea is to change the priority but I don't quite understand volatile unsigned long g_ul