The TPS61022 constant and adjustable output power heating unit power supply solution introduced mainly includes a lithium battery, a boost circuit ( TPS61022 ) and a heating resistor (2 Ω). This solut...
When using a skid plate to protect the differential, you need to fix the skid plate to the axle frame, which is a set of thin steel tubes that are bolted directly to the axle housing. It can protect t...
1. NB-IoT conceptThere are many wireless communication technologies in the Internet of Things, which are mainly divided into two categories: one is short-distance communication technologies such as Zi...
As a novice in electronics, this is my first time to use Altium Designer 18 for learning and practice. I want to install related plug-ins now, and I know from the relevant information that I need to o...
Why do we need high surge protection for HDMI ?
Most engineers will add ESD protection to HDMI interfaces when designing, because HDMI interfaces are often exposed and are very sensitive to static ele...
As the most important branch of micropython, CircuitPython has released version 4.0.2, which is the second bug-fix version of 4.x.New fixes since 4.0.1Fix wrong gc of root display groups causing crash...
introduction
FSO (Free space optical) refers to the communication between two or more terminals using laser beams transmitted in space as information carriers. It includes laser communicat...[Details]
The power supply of the motherboard has always been the focus of manufacturers and users, and the focus has shifted from the number of power supply phases to MOSFET devices. This is because with the a...[Details]
June 16th news, according to foreign media reports, Nokia announced on Monday that it will cooperate with Broadcom to develop 5G chips. The scope of ...[Details]
/** I use a timer in my code to control the time I use 138decoder int the hardware **/ #include reg51.h #define uint unsigned int #define uchar unsigned char sbit LSA=P2^2; sbit LSB=P2^3; sb...[Details]
I believe many people know that LCD needs backlight. Today's mainstream backlight is LED , which has replaced the CCFL backlight of the past. This is an inevitable trend, just like LCD replaced CRT...[Details]
According to official news from Great Wall Motors, Great Wall's subsidiary Weishi Energy has recently overcome the difficulties in the fuel cell industry and achieved large-scale mass production of a...[Details]
A Schottky diode can be used, connected in series with the circuit in the forward direction to prevent the pin from being connected to a voltage higher than 3V, which will flow back into the chip and...[Details]
In recent years, dot matrix LED display screens use dot matrix modules or pixel units composed of light-emitting diodes to form a display screen with a variable area. With the characteristics of high ...[Details]
Application technology based on experimental research. Mainly studies the performance of various insulating media under high voltage and different types of discharge phenomena, insulation structure...[Details]
After a gas detector is used for a period of time, it is easily affected by the use environment and the gas sensor of the instrument itself, resulting in large deviations in the measured results. The...[Details]
STM32 is one of the mainstream products based on the ARM Cortex-M3 core launched by STMicroelectronics (ST). It is designed by ST specifically for embedded applications that require high performance,...[Details]
Fault phenomenon
A car owner reported that his car had poor acceleration and suspected that the engine ignition was faulty. After connecting the decoder to read the vehicle fault code, t...[Details]
Using 51 single-chip microcomputer as the MCU of the system, the control of two groups of traffic lights is basically completed. Each intersection has three indicator lights: left turn, straight and...[Details]
On November 10, the 1MW/1MWh sodium ion energy storage project jointly developed by Chuangyuan Power and PetroChina Dagang Oilfield Power Company was officially launched. The project is located...[Details]
Analogue and Mixed Signal
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