I'm working on LD driving recently. This kind of laser seems to also need a TEC semiconductor cooler to control the temperature. In this case, I have to make two power supplies to drive the LD and TEC...
[i=s]This post was last edited by 920005037 on 2022-2-22 11:03[/i]The USB interface of this downloader can use micro USB socket and large USB port. The switch can switch 5V and 3.3V to power the targe...
The STM32 National Seminar will be held in Shanghai on September 25 (today). The entire event will be live broadcasted. You can meet in the cloud and get gifts worth 10,000 yuan! Come and watch it~Liv...
EEWORLD社区ST Sensors & Low Power Wireless Technology Forum
First of all, it should be clear that the connection parameters are determined by the host, and the slave can initiate a request to update the connection parameters. The host can directly send the con...
TI's automotive technology solutions theme event is back again. You can learn about the four major automotive electronics solutions: HEV/EV and powertrain, body electronics and lighting, infotainment ...
For example, the resistance and capacitance errors, the resistance and capacitance errors caused by temperature drift, etc. I would like to ask, can the linearity and allowable error of the current or...
introduction
With the rapid development of industry, there are more and more occasions where humans are exposed to harmful gases, which causes more and more harm to humans themselves. In steel...[Details]
Tiannai Technology was founded in 2011 and is headquartered in Zhenjiang, Jiangsu. It is mainly engaged in the research and development, production and sales of nano-scale carbon materials and relate...[Details]
Sometimes, when writing ARM, you will encounter frequent crashes, which is inexplicable. Here I have summarized some common search methods for microcontrollers/ARM crashes or running away and some of...[Details]
1. Overview of the problem Regarding using the SPI bus to drive the external 25qxx series Flash. The wm_fls_gd25qxx.c driver written in the SDK can only drive the GD25Q128, while when driving the com...[Details]
As an authorized distributor of TE Connectivity, Heilind can provide relevant product services and support to the market. In addition, it also supplies products from many of the world's top manufactu...[Details]
According to the current application of electronic scales, this paper analyzes the use of single-chip microcomputer and AD574 to design a simple electronic scale device. On the basis of analyzing the...[Details]
Because the nand scrub command was used carelessly before and caused the nandflash to be unusable, I considered changing the MYS_SAM9X5 development board to dataflash startup. Before making any cha...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
With the release of new 5G phones, Apple products have started to drop in price like crazy: the prices of the new MacBook Air and iPad Pro are lower than the previous generation, and the iPad Pro...[Details]
Use these design tips and ISE functional analysis tools to control power consumption
New generations of FPGAs are getting faster, denser, and have more logic resources. So how do you ensure ...[Details]
Programming environment used: MPLAB X IDE V3.40 MCU: p33FJ64GS606 Emulator: pickit3 Problem: Breakpoints cannot be resolved to valid program memory addresses, and simulation cannot set breakpoi...[Details]
The European Parliament and the Council of the European Union have reached an agreement to increase the number of public charging and hydrogen refueling stations along the EU's main...[Details]
At present, the trend of electronicization of automotive functions is becoming increasingly stronger to cope with increasingly stringent fuel efficiency regulations and meet consumers' higher r...[Details]
PORT Change Interrupt PIC 16f877A The microcontroller source program is as follows: #define LED_1 PORTd.b0 #define LED_2 PORTd.b1 void interrupt() { if(INTCON.RBIF) { INTCON....[Details]
The Wheatstone bridge is an instrument that can accurately measure resistance. Resistors R1, R2, R3, and R4 are called the four arms of the bridge, and G is a galvanometer, which is used to check w...[Details]