During the optimization process, if you encounter a function with multiple exits, that is, multiple returns, try to change the logic to only one return; put the reading and calculation of variables be...
I have a 250G mobile Hitachi hard drive. When I read the disk, I found that one partition is missing. I originally divided it into 3 partitions. Now there are only 2. Can you help me check it out? Tha...
[i=s] This post was last edited by flyword on 2019-1-28 05:57 [/i] [align=left][font=宋体] Yesterday's post simply used the ADC module. This post starts with using the DAC. Generally speaking, the DAC c...
In Oracle, there is an EMP table with fields F1 and F2. However, there are 100,000 records in this table. Search for all records between the 11th and 21st records. Write a search statement and conside...
Originally, I wanted to write a draft first, polish it, and then post it on WeChat public account, and then forward it. Forget it, just write it casually, it won’t be long anyway. As you can see, it’s...
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
With the rapid development of technology, automotive intelligence is increasing at an unprecedented rate. This not only enhances vehicle functionality and comfort, but also places higher deman...[Details]
The mass production process of the new generation of cockpit platform has started, and the smart cockpit market has entered a new bonus cycle of technology iteration and platform upgrade.
...[Details]
1 Source of creativity
With the further development of electronic technology, electronic pets have gradually entered people's family life. At present, there are two main categories of relative...[Details]
With the development of science, the use of variable frequency technology is becoming more and more widespread, and it is used in both industrial equipment and household appliances. Inverter air co...[Details]
Laird Thermal Systems has introduced the HiTemp ET series Peltier cooler modules, which can operate at high temperatures and provide on-site cooling for sensitive electronic devices.
Dig...[Details]
1. Fault phenomenon and cause analysis
1. During the operation of the equipment, the expansion sleeve is subjected to a large torque, and the mating surfaces of the shaft and the sleeve move...[Details]
According to foreign media reports, Ford Motor has applied to the U.S. Patent and Social Security Office (USPTO) for a patent for a door anti-collision system that may be used in future Ford vehicl...[Details]
In the field of communications power supplies, AC/DC rectifier power supplies are called primary power supplies or basic power supplies, while DC/DC converters are called secondary power supplies. ...[Details]
Electric vehicles will revolutionize transportation, changing fuel consumption, carbon emissions, costs, maintenance, and driving habits. Currently, a major selling point for electric vehicles is t...[Details]
introduction
With the development of society, people's requirements for the quality of refrigerated and frozen foods are constantly improving. The changes in food appearance and nutritional co...[Details]
01. Introduction
As in-vehicle networks migrate from the CAN
bus
to
Ethernet
, traditional millisecond-level synchronization accuracy can no longer meet the requirements of mul...[Details]
introduction
A common voltage regulator is a three-terminal one. Its function is to step down the voltage and stabilize it at a fixed output value. Voltage regulators are commonly available in...[Details]
The automotive driveshaft is a crucial connecting component in the automotive mechanical system. It is a circular component that allows for connection or assembly, as well as movement and rotation....[Details]
Today, the voltage of electronic products continues to rise to 400V, 600V and even 1000V, so there are few electronic load models that can handle such high voltages. Many people consider connecting...[Details]
DSP and ARM Processors
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