I made my own board, connected it to the router, and then used a PC to access the board.
If the PC is connected to the router via an Ethernet cable, it can be accessed normally, but if it is connected...
The quality indicators for evaluating switching power supplies should be based on safety and reliability as the first principle. In order to make the power supply work safely and reliably in harsh env...
I use STM207, and writing to EEPROM will cause CPU reset. I don't know why.As long as the serial communication line is connected, the system will freeze and reset when writing to EEPROM. Itseems to su...
boot.hv is placed between HIVE BOOT SECTION ;END BOOT SECTION and is loaded when the system starts! So, how do we determine which other parts of the registry belong to default.hv and user.hv? Are ther...
------- First of all, I want to thank EEWorld and SEED for their trust in me and for giving me this rare opportunity to try it out. For smaller companies, a well-designed and well-made development boa...
The red part shows undefined when compiled with IAR, but there is no problem when it is changed to green? ?void NVIC_Configuartion(void){NVIC_InitTypeDef NVIC_InitStructure;/*Config the NVIC Preemptio...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[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]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]
Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]
Since the early 1950s, when ultrasound detection began to be used in the medical field, ultrasound diagnostic technology has made great progress. Ultrasonic diagnostic instruments are of various fo...[Details]
1. Electromagnetic compatibility design
Electromagnetic compatibility refers to the ability of electronic equipment to work in a coordinated and effective manner in various electromagnetic env...[Details]