Please recommend some books that explain the basics of class D amplification, current mirror, differential amplification, phase-locked loop, RF oscillator, balun, etc. Don't try the ones that start wi...
The manual says that SPI can transfer data in 1~16 bits. The manual also says that the SPI FIFO is 16 levels deep. What I want to use now is a 16-bit width and a 16-level FIFO, that is, all its resour...
[color=#000][font=宋体][size=14px][backcolor=rgba(0, 0, 0, 0)]Urgent!!! A batch of boards have been scrapped. [/backcolor][/size][/font][/color] [color=#000][font=宋体][size=14px][backcolor=rgba(0, 0, 0, ...
Disney Research and ETH Zurich have jointly developed a wall-climbing robot called Vertigo, which can climb vertical walls like a gecko. There are two thrusters at the bottom, and the [b]control[/b] m...
[i=s]This post was last edited by qwqwqw2088 on 2019-6-12 07:40[/i]TIDA-01493 is a thermally optimized dual-layer 60W sensorless BLDC motor driver reference design. This reference design is a sensorle...
[size=3][color=#ff0000]The following is the source code of ucos_iii---the function of changing task priority. Can the great god explain the following places to me? Thank you~~~ [/color] [/size] void O...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
Button cells (also called button cells) are those batteries with equal or larger diameter and height. The current size range of alkaline button cells is specified as follows: diameter 4.8mm-11.4mm,...[Details]