If the current waveform driving a load is Y=Asin(x)+A (direction unchanged), when designing the maximum drive current, does it mean that the maximum current is the peak value A, or the peak-to-peak va...
According to the principle of simultaneous coupling of series and parallel connection of transmission line transformers, a 13 dB ferrite directional coupler is designed. The directional coupler is mad...
I am using STM8s103 to debug serial communication.I use UART1 and interrupts to send and receive. The main code (interrupt processing part) is as follows/*Send interrupt processing code*/
@interrupt v...
Hello everyone: Why is there an error when outputting a real variable? The following program. #include
#include
#define PI 3.14 double b; main() { SCON=0X50; TMOD=0X20; TH1=0X3f; TR1=1; TI=1; b=4.678;...
[align=left][font=宋体]【Program 1】 [/font] [font=宋体]Question: There are 1, 2, 3, and 4 numbers. How many different three-digit numbers can be formed without repeated digits? How many are they? 1. Progra...