A friend of mine wants to make LED advertising screens recently, and asked me to help find a suitable supplier. If you are interested, please leave your contact information and company product introdu...
I'm working on the IAP online upgrade of LPC1768 recently. IAP bootloader program can be downloaded to the first 64K through ISP, and application software can be downloaded to the back space through C...
I was on the last list of people who passed the test. When I received this module, I had already seen many tests online, which basically covered the performance and characteristics of this module. I h...
When drawing a schematic, how do I find labels with the same text (let's call them labels for now). For example, in a schematic, there is a TXD on the MCU chip and another part (which means the two en...
[i=s]This post was last edited by lugl4313820 on 2022-4-14 22:26[/i]My starter project is based on the RT_Thread CAN project.
1. Add the USB project driver to the original basic project:
Copy the thre...
Human body information monitoring is an emerging field. People envision developing wireless electroencephalogram (EEG) monitoring equipment to diagnose epilepsy patients. Wearable wireless EEG can ...[Details]
Maximize instrument utilization and reduce
test times
Increasing the throughput of automated test systems can improve efficiency. Using off-the-shelf tools (COTS) such as multicore proc...[Details]
0Introduction
In oil drilling, accurate measurement of wellbore posture is the premise of wellbore trajectory control. To this end, this paper fully combines the advantages of single-chip ...[Details]
Electrocardiogram is an important means of diagnosing heart disease. However, due to various reasons, it is difficult to capture abnormal electrocardiograms with ordinary electrocardiographs. Although...[Details]
Fieldbus is an open, digital, multi-point communication control system local area network, and is one of the most promising technologies in today's automation field. CAN bus is a hot application in fi...[Details]
Femtocell base stations are required to meet stringent requirements in terms of interference, compatibility testing between mobile devices and networks (such as ad hoc networks, handovers), and mee...[Details]
1 Introduction
The compression (tension) machine is a machine used to test the strength of building materials and certain products. It is divided into two types according to the working mo...[Details]
The car sensor simulation tester simulates the input signal of the car computer and replaces the sensor. It does not need to replace the sensor, so it can accurately judge the quality of the sensor...[Details]
Low-frequency induction communication is to generate a certain alternating current in the transmitter after the data to be transmitted is modulated by a low-frequency carrier, amplified by the...[Details]
0 Introduction
The peak value of AC voltage refers to the maximum value (positive peak value) or minimum value (negative peak value) of AC voltage, which is a very important parameter in t...[Details]
Preface
Inertial navigation systems, various seekers, spacecraft and other test and recording application systems all require autonomous, real-time and reliable storage of a large amount o...[Details]
The video surveillance and security industry is undergoing a dramatic transformation, moving from traditional analog CCTV cameras to logic-based digital cameras. The trend toward higher video resol...[Details]
0 Introduction
At present, since the testing of photosensitive devices is mostly done manually, not only is the testing efficiency low, but the accuracy of the testing process and the reli...[Details]
Efficient use of electrical energy can reduce the cost of household appliances and protect the environment. Most household appliances, such as refrigerators, washing machines, dryers, dishwashers, ...[Details]
0. Introduction
Most operational amplifier circuits work in a deep negative feedback state. When analyzing such circuits, we often use an idealized model of the operational amplifier (i.e....[Details]