Why can't this delay function be used? ? ? The two LEDs do not flash alternately. . . . . [code]#include int main(void) { WDTCTL = WDTPW + WDTHOLD; P1DIR |= 0x41; void delay(int i) { int j; for(j=0;j ...
[color=#000][font=Arial, SimSun]When a sinusoidal signal passes through a reactive element, a phase shift will occur between the voltage and current. The book says that a 90-degree phase shift will oc...
[font=宋体]【Ask if you don't understand】[/font] [font=宋体]Now I want to measure the temperature of the MOS tube on the primary side of the single-ended flyback switching power supply in Figure 1 when it ...
① Throughout life, we should have a grateful heart, no matter they are parents or friends, colleagues or forum members, familiar or unfamiliar people... In the past year, in life, work or spirit, when...
When learning DSP development, I often feel that there are too many technical documents. Every book is useful and I want to read every book, but I don't know where to start. At this time, the principl...
[align=left]This is the Phoenix card writer I saw on the Internet. It is very simple, but it is all in English. The relevant programming software is not provided, but the general software ICPROG shoul...
CMSIS Driver has similar API functions and similar calling methods. It is a further encapsulation based on the ST HAL library. It is much more convenient and simpler to use and configure than the ST ...[Details]
The trade war between China and the United States has become the focus. The United States has begun to play the ban card against Chinese technology companies. The ZTE incident shows that if the ban...[Details]
1. About FPU transplantation As long as the chip has FPU function, the use of FPU is generally enabled by default. You can also select it in the Options tab; 2. About the transplantation of DSP li...[Details]
On the eve of Qingming Festival, the trade friction between China and the United States is on the rise. Let's follow the automotive electronics editor to learn more about the relevant content. Ba...[Details]
On April 16, the U.S. Department of Commerce announced that it would ban U.S. companies from selling parts, goods, software, and technology to
ZTE
for seven years, until March 13, 2025.
Th...[Details]
The parking assistance system is an important application of the active anti-collision system of automobiles in low-speed and complex urban environments, and is also a specific embodiment of the inte...[Details]
As many companies listed with
the concept of
touch screen
begin to "transform and upgrade", the official voice of the TP industry is getting smaller and smaller. At the same time, the list o...[Details]
STM32 uses FSMC to read and write CPLD programs. CPLD is hung on the address line and data line of STM32. CPLD is regarded as an off-chip RAM for reading and writing. On the board I made, CPLD is hun...[Details]
Notes on inverter installation and maintenance:
1. Before installation, you should first check whether the inverter is damaged during transportation.
2. When selecting an installa...[Details]
Use the STM32 timer input capture module to control 3-way ultrasonic sensors. The ultrasonic sensor used this time is the common HC-SR04, which is often used in the obstacle avoidance system of smal...[Details]
Summary of STM32 peripheral DMA usage: 1. Select DAM mode according to your needs: (1) Circular mode—DMA_Mode = DMA_Mode_Circular (2) Normal mode—DMA_Mode = DMA_Mode_Normal 2. For Chanel3 of DMA1, t...[Details]
For complex calculations, the speed of the microcontroller is too slow. The best way is to manually calculate all the results in advance, store them in ROM in sequence, and then directly check the re...[Details]
In the packaging process of a production line, every time the conveyor belt of the production line delivers a product to the packaging machine, the "SP" terminal outputs a pulse to the T1 terminal of...[Details]