I have been working for almost two years, and I have been working on microcontrollers, but I mainly write programs (in C). There are people who specialize in hardware circuits. Hardware is my weak poi
main() { int a; P1=0xff; TMOD=0x11; //Timer 0 and timer 1 work in mode 0 at the same time; ET0=1; //Turn on internal interrupt 0 ET1=1; //Turn on internal interrupt 1 led7=0; while(d) { shao_maio(); i
On a board powered by a 3.6v battery, there is a 5-pin chip. There are only three letters "ATE" on the chip. It should be an LDO. The left 3 pins: the middle pin is grounded, and the other 2 are unuse
Raw OS uses a special mechanism that can reduce the maximum interruption time of the entire system to as close to 0us as possible. The main implementation principle is to change the original system in