A star network is formed with 1 coordinator and 5 terminal nodes. The coordinator communicates with KingView, and the terminal communicates with PLC. The communication was normal for the first hour, b...
I followed the instructions, but it still can't provide a constant current. The current still changes with the resistance. Do I have to use IN457 diodes? This is my circuit. Vin is 5V, R1=133 ohms, R2...
General manager
Responsibilities :1.Implement the resolutions of the board of directors, preside over all work, ensure the realization of business objectives, and complete the tasks and profit targets...
If I want to develop a driver, does it involve register configuration? Peripheral registers, such as Timer, Watchdog, DMA, etc., seem to be configured in the bootloader stage. Does it mean that when d...
I am really ignorant. It turns out that you need to know some skills to insert the core board into the baseboard. At the beginning (at night), I felt that I should insert it horizontally and use the t...
Design and Implementation of Platinum Resistance Thermometer Abstract: The hardware and software design of platinum resistance thermometer is introduced . Aiming at the disadvantage that the nonlinear...
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]
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]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
The Mobile Industry Processor Interface (MIPI) Alliance is an organization responsible for promoting the standardization of software and hardware in mobile devices. It has released the D-PHY specif...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
1 Introduction
Ultrasonic waves have strong directivity, slow energy consumption, and can propagate over long distances in a medium, so they are used for distance measurement. Ultrasonic detec...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]