[i=s]This post was last edited by jinglixixi on 2020-7-27 07:58[/i]The ESK32-360 development board supports a wide range of development tools, which can be seen from the folder of the routines, as sho...
1. Selection of pull-up resistor for MCU You can see that when the resistor R1=10k in the reset circuit, RST is high level, and when R1=50, RST is low level. It is obvious that when R1=10k, it is wro...
The static part of the common source amplifier circuit is shown in the figure. In the figure, R1 is connected to a 5W resistor. When the static working point is adjusted by 12V, the GS voltage is arou...
Ensuring the reliability of communication and meeting the stringent requirements of service quality are important issues in short-range wireless communication systems. The key characteristics of short...
Have you ever encountered such a situation when using a washing machine? For example, the washing machine jumps around, wastes water and electricity, makes a lot of noise, stains cannot be washed c...[Details]
According to a CNBC report on Thursday (6th), citing people familiar with the matter, Musk is expected to temporarily serve as Twitter's CEO for several months after completing the $44 billion acquis...[Details]
Measurement uncertainty and error are basic propositions studied in metrology, and are also important concepts frequently used by metrology testers. They are directly related to the reliability of mea...[Details]
According to Apple's latest official data, as of December 15, 2020, the upgrade rate of iOS 14 has reached 72%. If the statistical object is narrowed to iPhones launched in the past four years, this ...[Details]
Since the beginning of this year, Guangdong's foreign trade has continued to maintain a stable scale, with the scale of foreign trade in July and August both exceeding 600 billion yuan, showing stron...[Details]
Sina Digital News reported on the morning of April 6 that Facebook's payment function "Facebook Pay" will support users to make payments between users through QR codes. Users can transfer money...[Details]
Circuit features: (1) Two forward converter circuits are connected in parallel, T1 and T2 are driven in anti-phase at 180 degrees, the power is doubled, the output frequency is doubled, and the rippl...[Details]
LDW (According ISO17361) 1. Definition Warning threshold The position of the vehicle on the road when the alarm is issued corresponds to the alarm trigger point set inside the system. warn...[Details]
Key points to check when repairing pneumatic single-seat control valves
1. Check the valve core: The valve core is one of the movable parts of the regulating valve, which is severely eroded by...[Details]
In modern industrial control systems, stepper motors are an important actuator and are widely used in automated industrial control systems and mechatronic products. In most modern electronic prod...[Details]
introduction
Generally speaking, the system of high-power DC power supply device is mainly composed of high-voltage disconnector, high-voltage circuit breaker, on-load voltage regulator, smoot...[Details]
Block diagram (SBD) of a portable ultrasound machine that uses TI's TMS320 series processors to perform beamforming, pre-processing, and back-end processing tasks, and interfaces to TI's analog fro...[Details]
Qualcomm Technologies, Inc., a subsidiary of Qualcomm, announced at the Google I/O conference on the 7th that the company is working with Google to enhance developer APIs on Android Q to enable the d...[Details]
According to previous reports, Xiaomi will officially release the new generation of Mi Mix series flagship, Mi Mix 4, in Q3 this year. This will be the series' return after three years, and will cont...[Details]
At the 2024 Chery Global Innovation Conference not long ago, Chery released a new Kunpeng battery. According to official data, this battery, which will be provided to Star Era in the future, can ac...[Details]