In recent days, a cold wave has hit the country, and the temperature has dropped across the country. Some areas in Northeast China have reached minus 40 degrees Celsius. However, what is colder than t...
Continuing from the previous program, the previous program is like this. There are two tasks: one sends a message to the message queue, and the other receives the message queue and prints it. At the s...
Speaking of lighting, everyone is probably familiar with it. Basically, every board has to light a light! Looking at the development board trial posts, almost as long as there is a light on the develo...
[i=s]This post was last edited by tagetage on 2022-4-5 13:16[/i]In the previous test, I simply drove the segment LCD screen. This time, I will mainly test the chip temperature of CH582 and display the...
Samsung announced that Bixby voice assistant will soon be fully integrated into the BESPOKE AI series of home appliances, allowing users to control home appliances through natural language. Bixby, ...[Details]
Baud rate selection As mentioned above, in serial communication, the data transmission rate (baud rate) between the sender and the receiver must be agreed upon. Among the four working modes of the 80...[Details]
Use chip STC89C52RC, 2 latches 6 common cathode digital tubes with decimal points display a 24-hour clock There is no clock chip, so the time will be reset after power failure Schematic diagram for T...[Details]
On November 3, the National Satellite Positioning System Engineering Technology Research Center announced the establishment of a "Digital Map Joint Laboratory" with AutoNavi Maps. The laboratory will...[Details]
On the 26th of this month, MWC19 Shanghai will officially kick off at the Shanghai New International Expo Center. With the theme of "Intelligently Connecting Everything", this conference will explor...[Details]
Some friends want to make boards by themselves. I have read some books and also made boards myself. I would like to summarize them. I hope it will be helpful to those friends who are eager to try.
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Selecting the correct detection method, the correct test pattern, and using high-performance equipment for signal acquisition all provide guarantees for the final signal analysis.
Automated measu...[Details]
Apple today released the fifth beta of iOS 14.5 and iPadOS 14.5, one week after the previous beta. The most important feature of iOS 14.5 is the addition of Apple Watch to unlock the iPhone....[Details]
introduction
Development boards enable rapid prototyping of charging concepts, reduce development costs, increase flexibility, and enable faster time to market. They accelerate pro...[Details]
span style="font-size:18px;" deep="5" /* *File: main.c *Description: When you press the key, * the LED will show the key_value of key by the binary * and produce the buzzer. ...[Details]
HiEV learned from multiple information sources close to Huawei that Huawei intends to promote the independent operation of the vehicle BU and is currently in close contact with the Chongqing State-ow...[Details]
We sincerely invite you to attend the online seminar - Safety of power supply for medical equipment and EMC electromagnetic compatibility solutions Online Seminar - Safety of Medical Equipment P...[Details]
Back in February, Realme was believed to launch gaming accessories in the Indian market along with the Narzo 30 series smartphones at the launch event. Finally, the phone was released, but accessor...[Details]
The circuit in Figure 1 produces an output voltage that you can measure to determine if the two sine waves are in quadrature. If the output voltage is 0V, the input waves (φ1 and φ2) are in perfect qu...[Details]
Mitsubishi PLC FX2N and FX3U are two very popular programmable logic controllers (PLCs) that are widely used in industrial automation. Although they are similar in some aspects, there are also some...[Details]