I want to let the microcontroller output a PWM signal to drive a brushless motor through an ESC. Is the frequency of the brushless ESC control signal only 50HZ? If not, what is the maximum? Why does m...
Two cc2530 boards are used for serial transparent wireless communication, and the wireless transparent transmission routine is used. Data is sent to the coordinator through the serial port debugging a...
There are many malicious modifications and attack methods for IE. The ten anti-black techniques introduced in this article will definitely help you. 1. Manage Cookies In IE6.0, open "Tools" → "Int...
There is an ASCII sequence of 143 79 114 65 183 66 64 64 183 66 64 64 120 66 64 64 124 66 64 64 66 120 175 11 111 75 2 64 69 67 64 64 ASCII. How can I circularly shift the hexadecimal sequence to the ...
When I load the program with the dual DTK teaching experiment box, it shows data verification failed at address 0x28100, please verify target memory and memory map.What should I do? ?I am going crazy....
1. Principle 1. Infrared emission protocol The infrared transmission protocol has been written in the previous article , so I will not repeat it here. 2. Timer counting and input capture A timer...[Details]
Friends who work in the photovoltaic industry, do you still remember the hard work on June 30 last year? How many people worked late into the night for months in a row just to connect to the grid a...[Details]
I used STM32CubeMX V4.22.1 to generate a project including EHT and Lwip. The debugging has been abnormal. After careful inspection, the following problems were found: 1. The hardware uses LAN8720A, b...[Details]
When Amazon quietly launched a product called Elastic Computing Cloud 12 years ago, the Internet industry in China, across the ocean, also ushered in an unprecedented development opportunity. Let's...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
STM32 has two watchdogs: independent watchdog and window watchdog. This article mainly introduces the use of independent watchdog. Independent watchdog (IDWG): driven by an independent 40KHZ low-sp...[Details]
A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[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]
Design a second and minute pulse generator for a single-chip microcomputer using the interrupt method. Assume that P1.0 generates a positive pulse of one machine cycle per second, and P1.1 generates ...[Details]
Design a program for the 51 single-chip microcomputer. It is known that the crystal oscillator frequency of the 89C51 single-chip microcomputer is 12MHz, and it is required to use T1 timing to output...[Details]
About a dozen years ago,
AMD
was also a rival to Intel. It can be said that the two microprocessor manufacturers have been in love and hate for many years, which is completely a commercial ...[Details]
Today, the country attaches great importance to the Internet of Things, and the Internet of Everything has become the vision of all people in related industries. However, at the same time, masterin...[Details]