[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...
An error occurred when simulating and debugging the program: no contex-m device found in jtag chain. How to deal with it?
Model: HuaDa HC32L136K8TA The emulator is J-LINK, the detailed configuration a...
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...
CINNO Research industry information, Sony announced its performance for the March 2019 period (fiscal year 2018), with both operating profit and net profit setting new historical highs, and achieving...[Details]
In the digital control system composed of 51 single-chip microcomputer, PID controller is realized by PID control algorithm. 51 single-chip microcomputer collects signals through AD and converts them ...[Details]
Foxconn told Nandu reporters that in order to quickly fill the gap in masks, a key medical prevention and control material, Foxconn's Industrial Internet introduced a mask production line for the fir...[Details]
According to foreign media MacRumors, in the latest research report of Haitong International Securities, analyst Jeff Pu said that there are 4 models of iPhone 14, two of which Pro models will have...[Details]
In 2019, more than one-third of global mobile users used 4G technology, and 5G accounted for less than 3% of the total. This means that 5G still has a long way to go before it can be adopted by the m...[Details]
1 Characteristics of human ECG signals
ECG signals are biomedical signals with the following characteristics:
(1) The signal has the characteristics of near-field detection. If it is ...[Details]
1 Introduction Competition in the mobile phone consumer market is becoming increasingly fierce. Today, with serious product homogeneity, in addition to seeking breakthroughs in design, product qualit...[Details]
Semiconductor supplier STMicroelectronics (ST; NYSE: STM) will participate in the 2020 Munich South China Electronics Show (November 3-5). With the theme of "STMicroelectronics, Technology Starts wit...[Details]
On April 1, at the design briefing meeting for the construction drawings of the 110 kV Sanqi power transmission and transformation project in Ningbo, Zhejiang Province, the owner proposed to change...[Details]
With the transformation of informatization, high and new technologies have been widely used throughout the life cycle of weapons and equipment, resulting in a rapid increase in the complexity of weap...[Details]
Discussion on LED technical standards and testing methods
LED lighting fixtures are composed of LED light sources, electrical accessories and appliances. It uses semiconductor light-emitting device...[Details]
@greentheonly, known as the "Green God" on Twitter, recently released physical pictures of Tesla's latest HW4.0 hardware . This information is very valuable, and we can get a glimpse of the latest...[Details]
Based on more than 100 successful HBM design cases, we ensure the success of chip tape-out in the first time
Delivers more than twice the throughput of HBM3 at low latency to meet...[Details]
Analog electronics
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