Dear seniors, I am designing a circuit to detect the current. The measurement range is about 10k~200M, and the current is mA level, about 100mA. I would like to ask, how should such a current signal b...
[i=s] This post was last edited by Bai Ding on 2018-10-19 20:36 [/i] [align=left][font=宋体]This LED toy uses an accelerometer to obtain acceleration, calculate position and acceleration, and display sa...
[i=s]This post was last edited by Walkline on 2021-9-5 00:10[/i]MicroPython New FontLib### Project Introduction Use `MicroPython development board` to read and display custom fonts### Get the complete...
When testing LWIP UDP (STM32H750/STM32H743) receiving 5913 and above, it enters the HardFault_Handler crash state in about 5 seconds. Has anyone encountered a similar problem?...
As traditional cars are developing rapidly towards green environmental protection, intelligent driving, and interconnection, a large number of electronic components with various functions are widely u...
In 2020, a new round of power system reform entered its fifth year. In accordance with my country's goal of establishing a market system reform with "laws to rely on, separation of government and e...[Details]
introduction
With the advent of a new generation of wireless mobile communications, digital intermediate frequency receivers in communication systems have increasingly higher requirements for A...[Details]
1. Function Implementation This design mainly realizes real-time clock display with adjustable time; real-time temperature display, and has over-limit alarm function, and the output display uses LC...[Details]
Overview
In some occasions where unmanned automatic monitoring is required, the use of conventional image monitoring systems has some inevitable disadvantages, such as: large equipment size, h...[Details]
It is reported that the OnePlus 7T Pro may be equipped with a Snapdragon 855+ processor and have a wireless charging function. In addition, according to the current Android Q adaptation process, it i...[Details]
This paper uses ATmega48 chip and CMX865 chip as hardware architecture to design a serial to FSK communication module to achieve the conversion of data transmission mode. Based on this module, FSK in...[Details]
Virtual
Instrument
is an instrument designed and developed with a brand-new concept. It is a new technology developed in the 1990s and is mainly used in the fields of automatic testing, proce...[Details]
Dialog Semiconductor Co., Ltd. recently announced the launch of the world's first 2D/3D image conversion real-time processing chip: DA8223. The chip provides 2D/3D video image real-time conversion pro...[Details]
The figure below is the schematic diagram of the peripheral circuit of the ranging alarm system. The peripheral circuit of the system includes power supply, reset, crystal oscillator, temperature m...[Details]
On the last day of the first half of 2020, Continental submitted its half-year summary report. Transformation, transformation, and more transformation As we all know, Continental adjusted its glo...[Details]
1. Overcurrent
Overcurrent is
the most frequent alarm phenomenon of the inverter.
1.1 Phenomenon
(1) When restarting, the circuit breaker trips as soon as the...[Details]
The fusion technology of multiple sensors is the trend of smart cars, among which the extraction and processing of sensor information, especially image information, is the most critical point.
...[Details]
(1) First, if is a conditional statement, and #if is a preprocessing instruction. They have the same function but are executed at different times. (2) Example 1: #define A 2 #if A==2 void foo...[Details]
Foxconn Industrial Internet released the minutes of its recent investor relations activities, which explained several issues, including the company's development progress and future plans for 5G prod...[Details]
The intelligent power distribution system is a set of power management system suitable for low-voltage power distribution system, which is developed according to the needs of users and the sta...[Details]