[i=s]This post was last edited by yhye2world on 2019-8-15 15:10[/i]As shown below, RS232 to RS485 passive converter;
The terminal board on the RS485 port side is lost.Now I want to use a DB9 connector...
When debugging MQTT, because multiple modules and the same program were used, it was found that during the debugging process, when one module was online, it would squeeze out the connection of another...
Starting from now - June 16, the channel for exchanging TI points for chip points has been opened. During this period, the full amount can be exchanged according to the exchange rate. After June 24, t...
I recently encountered a rather strange problem when I was studying the embedded development board nrf52832 and using the keil software for simulation. linking... .\Objects\Experiment.axf: Error: L621...
We are heading towards an era of the Internet of Everything. The digital transformation of industries is the only way forward for the present and the future, and all of this is inseparable from the d...[Details]
vivo and Zeiss have officially announced their strategic global imaging partnership. A few days ago, vivo hinted at the partnership. The two parties are expected to showcase their first products on D...[Details]
On June 18, local time in Europe, Volkswagen announced that by 2025, all new models will use the vw.OS car operating system and the car cloud service jointly developed by Volkswagen and Microsoft. ...[Details]
On March 25, TCL Electronics released its 2020 performance report, stating that the company achieved revenue of HK$50.95 billion, a year-on-year increase of 40.2%; gross profit reached HK$9.66 billio...[Details]
Many people say that the delay time cannot be precisely controlled in C, and it is not as intuitive as assembly. In fact, it is not true. A deep understanding of the delay function can help you des...[Details]
Experiment name: Serial communication experiment Function description: The computer sends data to the development board through the serial port, and the development board sends the data back as is. E...[Details]
On July 19, Taiji Industrial announced that its subsidiary Eleven Technology and Shaoxing Semiconductor Manufacturing Co., Ltd. completed the "SMIC Shaoxing Electronic Information Supporting Industri...[Details]
It is mainly divided into three parts: (1) 51 single-chip microcomputer program part; (2) Keil tool part; (3) Why printf outputs to the serial port. (1) 51 MCU program part #include stdio.h #inc...[Details]
Many application systems require program code upgrades. If the program code is in an external Flash memory, the program code upgrade can be directly operated on the external Flash. However, for s...[Details]
According to CNET, the latest research released by the Consumer Technology Association (CTA) pointed out that if US President Trump increases tariffs on another $300 billion worth of Chinese imports,...[Details]
On November 20, the "Excellence in Chips, Empowerment +" 2020 SmartSens Partner Conference (SPM 2020) was grandly held in Shanghai. This SPM 2020 invited many channel partner representatives, industr...[Details]
Main circuit analysis This soft switching power supply adopts a full-bridge converter structure and uses MOSFET as a switch tube with a parameter of 1000V/24A. It adopts phase-shifted ZVZCS PWM ...[Details]
What is a Power MOSFET We all know how to use diodes to make switches, however, we can only turn them on and off, not gradually control the flow of a signal. Furthermore, the diode as a switch d...[Details]
Pinno Electronics STC15W4K-Experiment 29-ADC Thermistor Measuring Temperature The microcontroller source program is as follows: /*******************************************************************...[Details]
September 2024 Pure electric/battery-swap heavy trucks
Battery loading status
According to the latest terminal sales data and new car announcement data stati...[Details]
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