-
Central topics: General Methods for Troubleshooting Digital Multimeters solution: Visual inspection Detect working voltage at each level Waveform analysis Measuring element parameters Eliminate inv...[Details]
-
/**********************************************
Program function: Send data 0xaa continuously through RS485 port
------------------------------------------------
Test description: Use an oscillosco...[Details]
-
At present, the campus broadcasting system is developing towards digitalization, networking and intelligence. According to market demand and prospect forecast, the production of campus teaching wir...[Details]
-
Mining
Lighting
Light source is an important part of the mining machinery industry. Old-fashioned mining lamps such as incandescent lamps, fluorescent lamps and high-pressure sodium l...[Details]
-
Guangdong Provincial Government Office No. 4
To the municipal people's governments at or above the prefecture level, and all departments and directly affiliated agencies of the provincial gov...[Details]
-
See Sense, a Northern Irish bicycle startup, announced that it has adopted Nordic’s nRF9160 SiP for NB-IoT wireless connectivity in its “AIR” product, and has chosen Nordic’s SoC for Bluetooth wirele...[Details]
-
On October 19, ZTE Terminal Co., Ltd. was established with a registered capital of RMB 100 million and Ni Fei is the legal representative. Image source: Qichacha According to Qichacha, the company'...[Details]
-
China Energy Storage Network:
Since the beginning of summer this year, Shanghai has carried out three demand response pilots of different scales and types, exploring the construction of a dem...[Details]
-
TSMC’s financial report released today (10) showed that the company’s revenue in January reached NT$172.176 billion (same unit below), a monthly increase of 10.8% and an annual increase of 35.8%. It ...[Details]
-
Platform: mini2440 Cross toolchain: arm-linux-gcc-4.3.2 1. Basic knowledge of kernel transplantation Porting the kernel is also called building a BSP (boardsupport packet). BSP has two functions: o...[Details]
-
This article is compiled from Microwave Magazine Q: Cree recently announced the expansion of its manufacturing capacity and the establishment of the world's largest SiC factory in New York to crea...[Details]
-
SF6 high-voltage circuit breakers play an important role in the distribution network. As electricity enters the market, the requirements for power supply reliability are getting higher and higher, ...[Details]
-
Since PLCs vary in variety, model, specification and function, it is very difficult to classify them according to a unified standard. Usually, they can be divided into three categories: large, med...[Details]
-
The global energy shortage problem has caused governments around the world to vigorously promote new energy-saving policies. The energy consumption standards for electronic products are becoming more...[Details]
-
01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]