I have limited knowledge and am trying to learn the original signal values of the parameters obtained by the OBD2 plug and research the extended function equipment.
Ask for help from the seniors:
1. T...
I was on a business trip these days, and when I had nothing to do, I carefully studied the video tutorial of Wildfire's "Practical Guide to Motor Application Development - Based on STM32". The charact...
Hello everyone, I am a novice. Today, the master asked me to draw a power board with USB VGA and two-pin power supply on one side. There are no other components. How should I draw it? And what is the ...
2010.8.5 Board delivery and welding debugging stage, for debugging issues, please see the C8051 version schematic and PCB on the 2nd floor: https://bbs.eeworld.com.cn/thread-154053-1-1.html C8051 vers...
1. How many topics did you publish in EEWORLD in 2013? [/size][/font][/font][/font][/color][/color][color=#000][color=rgb(0, 0, 0)][font=Helvetica, Arial, sans-serif][font=Microsoft YaHei][size=3]How ...
Many of the company’s prototypes use TI chips, so I’ll talk about the ones that are easy to introduce.DCDC chip TPS54327.A very easy-to-use DCDC chip with a wide input voltage range, which seems to be...
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[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]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[Details]