The previous article has completed the basic functions of the fingerprint management system.
This article adds screen brightness adjustment function based on the previous article.
The brightness adjus...
This article combines the HTTP request weather data (through the "Xinzhi Weather" website) and lvgl display of pictures and time from my previous two articles , and adds calendar display and real-time...
Use the official routine to measure the external voltage, using the AIN1 channel, which is the P1.1 pin. Use two resistors to divide the voltage externally and input it to the P1.1 pin. The actual mea...
This article and design code were written by FPGA enthusiast Xiao Meige. Without the author's permission, this article is only allowed to be copied and reproduced on online forums, and the original au...
In
the
switching
conversion
power supply
circuit
,
the excitation and
driving
methods of the
resonant conversion
switch
element
are defined into two categories,...[Details]
The storage media corresponding to the three startup modes of STM32 are all built-in to the chip, they are:
1) User Flash = Flash built into the chip.
2) SRAM = RAM area built into the chip, which i...[Details]
Preface: Nowadays, ADAS has become a must-have configuration for commercial vehicles. Not only that, intelligent driving is not only another development direction of commercial vehicles, but also th...[Details]
introduction Mobile base stations are distributed across the country, covering a wide area, and the climate varies greatly between regions. Solving the heat dissipation problem is one of the key fact...[Details]
According to foreign media reports, the Berlin local government said on Sunday local time that US electric car maker Tesla has agreed to purchase a plot of land in the suburbs of Berlin, and construc...[Details]
1. Product introduction of Puyuan arbitrary waveform generator DG70000 series: The Puyuan arbitrary waveform generator DG70000 series is a high-performance arbitrary waveform generator with a samplin...[Details]
What is a motor
Electric machinery (English: Electric machinery, commonly known as "motor") refers to an electromagnetic device that realizes electrical energy conversion or transmission accor...[Details]
This is a charging circuit for wind turbines with blade diameters up to 2m. The output voltage of the wind turbine is 15V to 100V. For such a wide range of input voltages, the circuit structure sho...[Details]
In daily life, one of the main purposes of equipment grounding is personal safety. For example, for the chassis A shown in Figure 1, the insulation between the power cord and the chassis is good (t...[Details]
The Verabar sensor is designed with an engineering structure that fully complies with the principles of aerodynamics. It is a sensor element that has achieved unparalleled levels of accuracy, efficie...[Details]
At present, the diversified functions of consumer electronic products (such as color TVs, stereos, etc.) make the control circuit more complicated. The I2CBUS (Inter ICBUS) bus introduced by Philip...[Details]
With the increasing popularity of computer technology, computer-aided film evaluation systems are becoming more and more popular among inspectors. Aiming at the porosity defects of films, a computer-...[Details]
In recent years, photovoltaic safety accidents have occurred frequently, and fires have occurred in many photovoltaic power stations around the world, causing huge property losses and personal safe...[Details]
GSM short message-based services do not require establishing a dial-up connection. You only need to send the message to be sent plus the destination address to the short message center, and then the ...[Details]
GD32 MCU
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