According to drjloveyou, there are still things to do: first, after the board is soldered and tested and powered on, write the drivers for each module, such as the hygrometer, SD card, OLED LCD, clock...
When I was drawing a circuit board before, I asked for advice on a 485 circuit in the forum. Combining the opinions of the forum friends, I drew the following 485 circuit diagram. After making the act...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:26[/i] I have collected several 05 suspension motion control systems (report + code) and hope they will be helpful to students who are prepar...
Recently I need to make an M sequence generator. I searched a lot of documents, but all of them generate M sequences in series! This means that each bit needs a clock to generate. If the M sequence is...
[p=22, null, left][color=rgb(51, 51, 51)][font=Arial, Helvetica, sans-serif, 宋体][b]How to understand the noise indicators in the data sheet[/b][/font][/color][/p] [p=22, null, left][color=rgb(51, 51, ...
We are doing a course design on single-chip microcomputers and need to use this chip. I have been looking for relevant information for a long time but cannot find it. If anyone knows, please help expl...
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]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[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]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[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]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
AD8205 is
a single-supply high-performance differential
amplifier
launched by
Analog
Devices of the United States
. The typical single-supply voltage is 5V, and its common-mode volta...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
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