Problem description:
1. Prerequisite: In addition to through holes, other blind or buried hole types have been added in the Drill Pair Manager. 2. Set the default via: Set the default via and the corr...
The circuit is as shown below. Its purpose is to provide constant current power to 12 3V LEDs. The problem now is that the LED light is visibly jittering when it is on. The AC gear of the multimeter t...
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What would you do if you are listening to music and there is a lot of noise around you?
- Put your headphones in tightly, turn up the volume or stay away from the noise.
If you can’t leave or turn up ...
Analog Front End AFEThe analog front end AFE has always been monopolized by TI, ADI, MICROCHIP, and Cirrus Logic.
Electrochemistry, electrochemical gas sensors, potentiostat/amperometry/voltammetry/cy...
For microcontroller beginners, a digital voltmeter is a good exercise project. In this article, microcontroller development engineers share a simple digital voltmeter developed using a PIC microcon...[Details]
As a new type of mobile storage device, SD card is favored for its small size, fast speed, anti-vibration and strong versatility. Using SD card as a storage medium to save the power consumption param...[Details]
The switching power supply charger has a supply voltage of 110V, which can be easily changed to 90-250V and continue to work; the output voltage is 5V, which can be changed to 5-12V, which is espec...[Details]
CPSR: Program Status Register (Current Program Status Register) cpsr is used to store condition codes when programming at the user level The CPSR contains condition code flags, the interrupt disabl...[Details]
This detector uses the photoelectric method to detect the distribution and density of underwater silt. It has the characteristics of small size, low power consumption, strong safety, high accuracy, ...[Details]
Introduction
eCos (embedded Configurable operating system) was originally developed by Cygnus Solutions for the embedded field. The source code is open, with strong portability and configurabil...[Details]
On November 27, according to a recent patent, Apple iPhone provides the possibility of keyless entry for Apple cars. Compared with the current keyfob -based system, this system uses ultra-wideba...[Details]
DTU hardware circuit
Figure 1 DTU hardware circuit diagram
The module's operating voltage VCC is 3.2~4.5 V, which can be provided by the step-down chip MIC29302bu, which reduces 5 V t...[Details]
music player: Actual operating effect: iframe src="https://video.zhihu.com/video/1432808946373898240?player=%7B%22autoplay%22%3Afalse%2C%22shouldShowPageFullScreenButton%22%3Atrue%7D" frameborder="0...[Details]
On the morning of February 28, the launch meeting of the "7.2 100 MW Dynamic Reconfigurable Battery Energy Storage Technology (Common Key Technology)" (2023YFB2407900) project of the National Key R...[Details]
Sensor technology, come to Bosch: the new air pressure sensor is robust and reliable, not afraid of harsh environmental conditions BMP585 has excellent liquid resistance Ideal for various altit...[Details]
How a Multimeter Works "Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. Multimeter can measure current, voltage, resistance , and some...[Details]
Analogue released the Pocket last year, a stylish and innovative handheld game console that is compatible with all old Game Boy cartridges. The Pocket was originally scheduled to be officially ...[Details]
The auto-coupling step-down starting control cabinet is a commonly used motor starting device. It uses an autotransformer to reduce the starting voltage of the motor, thereby reducing the starting ...[Details]
PCB Design
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