Is there a relatively low-level industrial 4-20mA circuit that does not require a ready-made conversion chip? I am looking for an industrial 4-20mA circuit with relatively complete parameters. Can the...
One of the most important reference types in .NET Framework is the Object class in the System namespace. All classes are derived from System.Object. A variable of type System.Object is an alias for Sy...
Please restore and invite 8 people, please, I beg you, I thought I would never make any suggestions again, I beg the maintainers of this site on behalf of my boss, you are the ancestors of the website...
[align=left][font=宋体]Low-power operation remains a key driver for applications across industries. With the addition of sleep modes, power management has suddenly moved from a purely hardware issue to ...
[b]2. Hot plug socket[/b][align=left][color=rgb(34, 34, 34)][font="]Next, let's analyze the issues that should be paid attention to when designing power sockets.[/font][/color][/align] [align=left][co...
The current signal output by instruments and sensors is mostly 4-20mA. Why is it 4-20mA? Because 4-20mA sensors are mostly two-wire systems, that is, the signal line and the power line share two wires...
CPU: AT91SAM9G20
Linux kernel: 2.6.30
When I got the board, the telnet service didn't work well, so I thought about transplanting an ssh server onto it.
2. First download the source ...[Details]
As we all know, the last effective date of the US "ban" on Huawei is September 15, and Apple held its 2020 press conference on September 16. Once Huawei is "cut off" from the mobile phone market by t...[Details]
The output voltage of the switching power supply will decrease when the load is short-circuited. Similarly, the output voltage will increase when the load is open or unloaded. In maintenance, the dum...[Details]
On April 2, the Meizu 18 series welcomed a firmware update. You can go to “Settings” – “System Update” to check the latest version and download it. The biggest highlight of this upgrade is th...[Details]
1. Introduction
Microcontrollers generally have internal ROM/EEPROM/FLASH for users to store programs. In order to prevent unauthorized access or copying of the program in the microcontroller,...[Details]
Abstract: Combining the characteristics of the CAN bus and the specific environment of the train, the design and implementation of the maglev train operation signal monitoring system and the com...[Details]
Pointer multimeters have a wide range of uses, but improper use or carelessness often lead to measurement errors or damage accidents. Therefore, the following points should be noted when using a poin...[Details]
Honor has been teasing the launch of its Hunter gaming laptop recently. The brand has officially announced that it will launch the gaming laptop in China on September 16. It is not the only product t...[Details]
By Shao Xuejian, General Manager of State Grid Zhejiang Lishui Power Supply Company
In recent years, in order to implement the decisions and arrangements of the 19th CPC National Congress on t...[Details]
Chipletz uses Siemens EDA solution to overcome Smart Substrate IC packaging technology
Siemens Digital Industries Software recently announced that fabless substrate startup Chipletz ...[Details]
Note: This section assumes that you have connected the serial port and USB port between the development board and the PC, and set the development board to boot from NOR Flash . After the syste...[Details]
#include reg52.h sbit P1_0 = P1^0; void Delay(); // The following references must be consistent with the uppercase and lowercase letters here, otherwise there will be warnings or errors void Main() ...[Details]
Pulse Width Introduction Pulse width is the abbreviation of pulse width. Pulse width has different meanings in different fields. Usually, pulse width refers to the period during which a pulse can...[Details]
1. GB/T7600 "Determination of moisture content in transformer oil during operation (coulometric method)"
2. GB6283 "Determination of water content in chemical products - Karl Fischer method (gene...[Details]
Analog electronics
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