[i=s]This post was last edited by alanlan86 on 2022-8-20 22:32[/i]Debugging tasksThis project needs to use wireless communication (LoRa) to communicate data and recognition results between check-in po...
The CAN-bus protocol is known for its high stability and high fault tolerance. However, many users still worry that CAN will receive wrong information when using it. They add CRC checksum to the data....
Soft waveguide is an indispensable connector for microwave equipment. It is generally diamond-shaped and has two flanges on each side, one without a slot and the other with a slot. It is made of coppe...
[i=s] This post was last edited by DDZZ669 on 2021-3-13 22:13 [/i] The previous article [Basics of Motor Control - Principle of Timer Capturing Single Input Pulse] (https://en.eeworld.com/bbs/thread-1...
I graduated with a master's degree this year, and moved to Wuhan, Chongqing, and Chengdu. Finally, I worked in scientific research in an institution in Chengdu. I feel very lucky. Thank you, Chengdu....
Tonight I randomly integrated the official SD card code into fatfs and made a simple video player. It seems to be quite effective. The SPI polling method does not use DMA, and the frame rate can reach...
ATV signal down converter
The RF converter converts 420-450MHz (amateur TV) signals to channel 3 or 4 of VBF. These signals can be received using a standard TV set. RF amplifier Q1 sends t...[Details]
Between 30 and 300 GHz, applications for mmWave measurements are increasing. From high data rates to the automotive industry to radio astronomy, flexible measurement solutions are increasingly showin...[Details]
According to a first-hand video report, many Samsung mobile phone models have recently experienced black screen and large-scale restart problems, and users have lined up for repairs. One user said th...[Details]
When controlling a servo motor via the bus, how do you perform zero return (reference point search) control? Here, we will share with you the zero return control method of the CANOPEN servo motor.
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How to use the ohmmeter of a multimeter 1. Choose the appropriate magnification. When measuring resistance with an ohmmeter, you should choose the appropriate magnification so that the pointer indica...[Details]
As cloud computing enters its explosive growth period, data center development has also made great progress. However, the resulting high energy consumption has become a focus of public attention. Som...[Details]
Recently, Huawei officially released the "Huawei Core Network Autonomous Driving Network White Paper", which was the first in the industry to propose the concept, goals and architecture of the 5...[Details]
Serial port printing, this is a good thing. The goal is to print the data transmitted from the board on the hyperterminal, that is, the data transmitted by the board can be displayed on the computer. ...[Details]
ON Semiconductor recently announced that its IoT Development Kit (IDK) has been certified by Microsoft Azure IoT, ensuring that customers can quickly start and run IoT through pre-tested and verified...[Details]
In addition to measuring electrical signals, single-chip microcomputers can also be used to measure non-electrical signals such as temperature and humidity. Single-chip temperature detection and tempe...[Details]
Li Ying and Tang Ao, researchers at the Institute of Metal Research, Chinese Academy of Sciences, led a team to make new progress in the research of new low-cost iron-based liquid flow battery energy ...[Details]
The vector interrupt controller (VIC) of the LPC2000 series supports 32 interrupt request inputs, that is, it supports 32 interrupt sources. These 32 interrupts are called VIC channel 0, VIC channel 1...[Details]
Apple has released iOS 16 and iPadOS 16 systems, and has released the first developer preview Beta. Apple is bringing its system-wide translation feature to the Camera app in iOS 16, allowing...[Details]
Huawei Mate 30 Pro mobile phone has begun to push the HarmonyOS 2.0.0.166 log version internal test update, which is 367MB in size. This update mainly adds multi-camera shooting mode, quick...[Details]
This paper presents a method of controlling a two-axis stepper motor using the PSoC3 CY8C3866AXI-040 chip and the L298 dual full-bridge power chip. The circuit is simple and easy to control...[Details]