-
Drain open circuit is high impedance state, suitable for input/output, it can independently input/output low level and high impedance state, if you need to generate high level, you need to use externa...[Details]
-
On December 6, the Ministry of Industry and Information Technology officially issued the "Interim Provisions on the Management of Automotive Radar Radio" (hereinafter referred to as the "Provisions")...[Details]
-
1.1 ARM processor series
Each ARM processor has a specific instruction set architecture (ISA), and a version of the ISA can be implemented by multiple processors. The ISA has evolved with the needs o...[Details]
-
Today's digital oscilloscopes offer an impressive suite of acquisition, measurement and analysis tools for engineers and technicians to carry out testing. Even so, there are situations where you want...[Details]
-
As a leading domestic optical communication module equipment supplier, Suzhou Xucheng occupies a huge market with its technical advantages of large capacity, miniaturization, low power consumption an...[Details]
-
1. Maintenance of the electrolyte of the trace moisture detector (1) Store the electrolyte in a dry container or in a well-ventilated place with an ambient temperature of 5-25°C and a relative hu...[Details]
-
First, let’s look at Figure 3-1, which is the USB interface and power supply circuit we saw in the last class. Figure 3-1 USB interface and power supply circuit In the left picture, after passing t...[Details]
-
The advent of the Internet of Things era and the continuous upgrading of the wave of smart home appliances have made the huge potential of the smart home market continue to emerge. According to resea...[Details]
-
1. In order to avoid boring and help friends understand better, I will use an example to describe the writing of a driver for S3C2410 (the initialization source code of this article is based on s3c24...[Details]
-
The attached figure is a DC series voltage regulator circuit with an output voltage of +40V to +80V. Since the output voltage can be adjusted to +80V at most, and the power supply voltage of the in...[Details]
-
1. Background and measurement methods The DC-DC converter can be viewed as a simple feedback control system, as shown in Figure 1. Figure 1 A DC-DC converter can be abstracted as a feedback s...[Details]
-
Every day, people walk in their daily lives. On average, each person walks about 5,000 steps, equivalent to 4 kilometers, which usually takes about 80 minutes. Walking has become the most common no...[Details]
-
The differential pressure flowmeter is based on the throttling principle of fluid flow, and uses the pressure difference generated when the fluid flows through the throttling device to achieve flow m...[Details]
-
A few days ago, foreign media 91Mobile and GalaxyClub provided two independent quotes for the Galaxy S21 series, with a starting price of 849 euros. Today, German technology media WinFuture.de ...[Details]
-
At present, the anti-corrosion power supplies used in China are mainly magnetic amplification type and thyristor type anti-corrosion power supplies. Their disadvantages are large no-load current, low...[Details]