wince5.0, the system has only one rtl8139 network card, in release mode, vmini is disabled (environment variables KERNELNOSHAREETH=1, BSP_NOSHAREETH=1), and the 8239 network card driver is loaded. As ...
ST-EEWORLD offline netizen meeting transcript (our forum friends’ own seminar~) : https://training.eeworld.com.cn/course/3529It is not only a forum for teammates to exchange ideas on STM32 League of L...
#define SYSTICKHZ 100#define SYSTICKMS (1000 / SYSTICKHZ)#define SYSTICKUS (1000000 / SYSTICKHZ)#define SYSTICKNS (1000000000 / SYSTICKHZ)
There are these lines in many codes. I know it is related to ...
Create an embedded programming group, mainly for embedded programming discussions. Including embedded system transplantation, driver writing, development board and ARM chip discussions, etc. The group...
I have been working on libfaad recently, and I am going to compile it on vs2005. Some of the fixed-point calculations in it are written in assembly. static INLINE real_t MUL_SHIFT23(real_t A, real_t B...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
All electronic design engineers and scientists have performed electrical signal analysis, or signal analysis for short. Through this basic measurement, they can gain insight into signal details and...[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
1. Introduction
At present, most lighting equipment still uses traditional energy for lighting. Making full use of solar energy as the energy supply for lighting equipment is of great si...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
Overview:
This paper introduces a method of connecting a CAN-bus network with Ethernet to form a medium-sized remote monitoring/data transmission network.
CAN (Controller Area Network) is ...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
Many battery-powered systems require a visual indicator to show when the battery needs to be replaced. LEDs are commonly used for this purpose, but they consume at least 10mA of current. This con...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]