Very strange, I sent 0x55, 0x33, 0xf0 are all good, but on the oscilloscope I see 0xaa or 0xa0 0x0a is not right. What is the problem? I use MAX232 to convert. On the oscilloscope I see a missing 1....
After adding MSBCODE.OCX (barcode control) to my EVC program, the warning LINK: warning LNK4089: all references to 'DocList.dll' discarded by /OPT:REF LINK: warning LNK4089: all references to 'WININET...
The drawings are as follows:The design in the figure above is: input 8V~18V, VLED=22V (adaptive), each LED string current 150mA, configure MAX16807 to work in stand-alone mode, DIN, LED connected to e...
Tesla and BYD, vying for dominance in the global electric vehicle market, are reportedly considering adopting Samsung's AMOLED (active-matrix organic light-emitting diode) technology for their next...[Details]
introduction
With the development of digital and network technologies, broadcasting technology has become increasingly diversified, with the most significant trend being the transition from an...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
With the continuous development of the industrial automation industry, we are seeing an increasing number of intelligent devices using flexible, efficient, and precise robotic arms to p...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
With the support and encouragement of national policies, some Internet car manufacturers have also joined the new energy vehicle manufacturing industry. From the perspective of new car manufacturer...[Details]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]
With the gradual popularization of new energy vehicles in recent years, more and more people have been able to access and purchase electric vehicles. The structure of electric vehicles is composed ...[Details]
introduction
In recent years, with the increasing number of high-rise buildings, the demand for elevators has also increased. Currently, the elevators we use most often use LED dot array displ...[Details]
Challenges come from multiple dimensions, and data centers on wheels require more rigorous testing.
Comparing the past, present, and future of automobiles, one clear trend emerges: cars ...[Details]
Preface
Embedded systems have been widely used in mobile phones, wristbands, tablet computers, and other devices. However, due to the limited processing performance of their central processing...[Details]
STM8S compilation error unable to allocate space for sections/blocks with a total # Welcome to use Markdown editor
I've encountered many strange issues while developing with IAR for STM8, all ...[Details]