As shown in the figure, the SMS message always returns ERROR; Using AT+CSQ, the return value is 18,99 AT+CIMI also returns correctly. Which expert can help analyze it? I am a novice learning ing~~~...
I submitted a board, but it doesn't work. I don't know if there is something wrong with the schematic. 149 works on the development board, but it doesn't work on the board I soldered. The soldering of...
Dim aa,bb,n,cc Dim s,oItem Dim i,j,ListView1 Set s=HMIRuntime.Tags("MyTag") aa=Split(s.Read,",",-1) Set ListView1=ScreenItems("ListTable") 'Fill the standard listview object with the recordset listvie...
Schematic diagram of Jorjin Technology's DM3730 evaluation board. Schematic diagram of Jorjin Technology's DM3730 evaluation board from Taiwan, China. Similar to beagleboard...
If the ultimate form of a car is a silicon-based life form, then in
the field of
intelligent driving
, it has gradually taken on the appearance of a "veteran driver." In
the field of
the ...[Details]
introduction
Bluetooth technology is a short-range wireless communication technology designed to replace wired cables. It is a wireless communication technology standard developed by the SIG, ...[Details]
In recent years, the government has increasingly supported electric vehicles, and the number of electric vehicles has increased. Observant drivers will notice that there are many more green license...[Details]
On August 22nd, Lantu Motors unveiled a new technology called "Lanhai Intelligent Hybrid" during a live broadcast of CCTV News' "Top Laboratory." The name sounds like another new term, but a closer...[Details]
On August 21st, Zhiyuan Robotics revealed at its first partner conference that it expects shipments to reach thousands of units this year and tens of thousands next year. The company hopes to reach...[Details]
introduction
Sonar imaging is of great significance in marine resource development and defense. Its long range, intuitive display of the observed area, and target identification make it widely...[Details]
SMT placement machines are important equipment in surface mount technology (Surface Mount Technology). Their performance has a decisive impact on the quality and efficiency of electronic manufactur...[Details]
Chinese characters are extensive and profound, and there are many different names for ESD tubes. How many of them do you know?
As far as I know, ESD diodes are currently known as ESD p...[Details]
Reflow soldering, as an electronics assembly process, has become a vital component of the electronics manufacturing industry. Choosing reflow soldering equipment is crucial for improving production...[Details]
Over the past decade, the narrative surrounding fuel vehicles has been one of decline and replacement. Under the onslaught of new energy vehicles, traditional automakers have been forced to acceler...[Details]
There are more and more electric vehicles. Recently, I have heard some news about electric vehicles performing poorly in winter. I would like to briefly introduce whether heat pump technology is mo...[Details]
For self-driving cars, LiDAR is the sensory organ that allows them to "see the road." Simply put, its operating principle involves sending out a laser beam, receiving the echo, and ultimately gener...[Details]
The screen is the first thing you notice when evaluating a phone's quality. Its quality directly impacts both visual and operational performance. However, understanding mobile phone screens r...[Details]
EVTank predicts that all-solid-state batteries will achieve small-scale mass production in 2027 and large-scale shipments by 2030. Global solid-state battery shipments will reach 614.1GWh, of which...[Details]
As in-vehicle audio and video entertainment features become increasingly diverse, the demand for digital transmission of audio and video information is urgent. Traditional protocols such as IEEE 13...[Details]