Does anyone have an 8*8 dot matrix display? It would be best if I have the proteus schematic and program. Thank you very much. Please send it to me at [email=oyh123457980@163.com]oyh123457980@163.com[...
1. Basic process of chipRD The design and development of a chip, first of all, is to design the application system according to the needs of the product application, to preliminarily determine the app...
A pyWatch that supports BLE and micropython, uses STM32L4R9, and has a beautiful round dial.The project is still under development.https://hackaday.io/project/85410-pywatch...
In the "Cortex-M3 Authoritative Guide", CH5 talks about "mutually exclusive access" and uses "LDREX/STREX" as an example. How can I implement this mutually exclusive access in C language?...
Can AD15 do circuit simulation? Can I give input and measure output without writing a program? How can I do it? I can't understand a lot of English....
[i=s] This post was last edited by gh131413 on 2014-3-13 11:10 [/i] After using this AVR development board of Mr. Adi for two weeks, I can't help but comment: To be honest, DMAVR-128 is suitable for p...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[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]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[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]
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]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]