A linear resonant actuator (LRA) is a vibration motor that produces an oscillating force on a single axis. Unlike a DC eccentric rotating mass (ERM) motor, a linear resonant actuator relies on an AC v...
Explanation: clk_in is the external clock input from the pin of EP1C6, 125MHz.clk_out is the clock output from the pin of EP1C6, also 125MHz. module a(clk_in,clk_out) input clk_in;output clk_out; assi...
[size=5][color=#0000ff][b]1. PTC thermistor boiling water automatic alarm circuit[/b][/color][/size] [size=4]The figure below shows a boiling water automatic alarm circuit constructed with a PTC therm...
I soldered a 16-bit minimum system by myself (it only includes the reset circuit, ISP interface circuit, PC0-7 is used to drive the LED, and there is no connection error in the circuit); but when burn...
Teacher, when designing this sensor amplifier circuit, the sensor output amplitude is at the mV level, the frequency is within 1KHZ, and the voltage is amplified to 0-5V. How should this circuit be de...
I just started to learn how to use op amps. The project needs to amplify a small signal with a Vpp of 20mV (with a 1V DC bias) to 0~4V. I plan to use a bandpass filter to filter out high-frequency noi...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
As cellular phones become more advanced, the power consumption of the system during operation and the power consumption during standby are also increasing. Therefore, the power management design of...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]