I recently learned about TI's [font="] analog electronics course selection test function, and I feel that the effect is really good. You can choose different options to study according to your own lev...
ECG 12-leadShouldn't the 12-lead ECG have 12 wires? There are only 6 wires connected to the chest. Does anyone know about ECG machines? Let's discuss...
What is the relationship between baud rate and USB or network bit rate? For example, 900 (Baud, symbol/s) is sometimes referred to as 9600bps. Is this wrong? bps stands for bit/second? Isn't the unit ...
The svm40 module is a sensor that can output VOC index, temperature and humidity, and supports UART and I2C interfaces:From the schematic diagram, we know that ESP32-S2-Kaluga-1 has an I2C interface. ...
[i=s]This post was last edited by xld0932 on 2021-12-9 22:27[/i]1. Introduction
GD32L233C-START is equipped with a GD32L233CCT6 chip, which is a low-power microcontroller based on the Cortex-M23 core ...
introduction
When an electric field is applied to a crystal or liquid, the refractive index of the crystal or liquid changes. This phenomenon is called the electro-optic effect. The electro-op...[Details]
The startup process of the init process starts from /etc/inittab. When the kernel starts the init process, the /dev/console device has been opened as the console. Under normal circumstances, the Busy...[Details]
Purpose: To control the delay through the timer interrupt to reverse the state of the first LED The circuit diagram of the development board MUC and LED module is as follows: For the key points ...[Details]
As the seasons change, plant protection drone spraying operations are gradually entering the off-season. Although the frequency of plant protection drone battery use by plant protection service age...[Details]
In 1902, the first wireless telephone device was created in a country home in Murray, Kentucky, USA, marking the earliest exploration of "mobile phone" technology by humans. This was less than 30 yea...[Details]
In this article, the MAX5891 will be used as a special case for measurement and specification. However, the parameters and measurement methods described can be applied to other differential-output,...[Details]
HD-3A energy-saving limited power supply protector is suitable for three-phase low-power protection circuit. It is energy-saving and has low power consumption. It does not consume electricity in th...[Details]
As shown in the figure, this is a DC capacitance tester composed of 555. The tester consists of a pulse generator, a monostable trigger, a DC amplifier and a meter indication circuit. It can measure c...[Details]
As of the end of July this year, Shandong's installed capacity of new energy power generation has reached 102 million kilowatts, accounting for 46%, and will exceed coal-fired power generation by the ...[Details]
Passive probes are widely used by engineers in various tests for their ruggedness and low price. The bandwidth of passive probes ranges from a few hundred MHz to 1 GHz. This specification is obtained...[Details]
Abstract:
With the single-chip microcomputer MSP430F149 as the main control chip, a high-precision, high-integration, ultra-low power consumption intelligent fire alarm system is designed. The...[Details]
Introduction: This paper introduces the design of a temperature controller with AT89S51 microcontroller as the core. In this design, the high-precision temperature sensor AD590 is used to measure the...[Details]
Today the U.S. Patent and Trademark Office granted Microsoft a design patent for the Xbox Adaptive Controller, a video game controller designed by Microsoft for Windows PCs and the Xbox One video gam...[Details]
1 Introduction The side slip of the front wheels of a car is an important indicator for the safety technology detection of motor vehicles. When the car is driving in a straight line, the lateral di...[Details]
Servo hydraulic press is a hydraulic device that uses a servo motor to drive a hydraulic pump to achieve precise control of pressure, speed and position. It is widely used in metal forming, plastic...[Details]
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