I have a Bluetooth module, the chip is STM32L151C8T6. Send AT commands and set parameters. The program is as follows: AT; ReceiveTime = 180; Receive_Cnt = 0; while(ReceiveTime > 0); flg = Search_Str(R...
1. Different SPIFLASH chips may provide the following erasing modes: sector erase (4KBytes), half block erase (32KBytes), block erase (64KBytes), and chip erase.
2. Different SPIFLASH chips may provid...
I am working on a product called a testing machine, which is a machine for destructive testing of reinforced concrete, etc. It uses STM32F767, which has pressure sensors, encoders, stepper motor drive...
[i=s]This post was last edited by lb8820265 on 2021-12-7 00:31[/i]I started learning Python when I was playing with Raspberry Pi. If you are also a Python novice like me, you can start from scratch wi...
The free reading of good books activity is still going on. Interested netizens can apply on the activity page: https://en.eeworld.com/bbs/elecplay/content/180Summary of reading experience: (updated to...
[size=14px]This is an Arduino-style pyboard with an added W5500 network interface. [/size] [img]https://ydsd1.oss-cn-shenzhen.aliyuncs.com/netPYB/IMG_20190410_113022.jpg[/img] [img]https://ydsd1.oss-c...
0 Introduction
At present, in order to complete the measurement of RLC, frequency and phase difference in the laboratory, several instruments are actually needed, such as RLC meter, frequency meter ...[Details]
We have analyzed the BOM table of OPPO Reno4 Pro, and this time we will analyze the number of components and their cost. OPPO Reno4 Pro configuration at a glance: SoC: Qualcomm Snapdragon 765G proc...[Details]
Peak-to-Peak Definition Peak-to-peak value refers to the difference between the highest and lowest values of a signal in a cycle, that is, the range between the maximum and minimum. It describe...[Details]
1 Introduction
Based on the two simulation softwares PSPICE and EWB, this paper analyzes and discusses the circuit simulation of converting weak current into 3-5V voltage.
2 Intr...[Details]
1. Introduction
SPI-4.2 (System Packet Interface) is a local high-speed bus standard defined by OIF (Optical Internetworking Forum) for 10Gbps signal transmission from PHY layer chip to link l...[Details]
Recently, the editor interviewed Doug Bailey, a senior expert in LED driver circuit design. He summarized the issues that need to be paid attention to in the design work and his personal design exp...[Details]
In recent years, the industry has shown a growing interest in ultra-high-efficiency LED lighting topologies, expecting to provide more than 90% efficiency at relatively low power levels ( 50 W...[Details]
Functions implemented by the program: 1. After the experimental box is powered on, the current time is not displayed. 2. After sending "Start.E" to 8051, the electronic clock starts working and d...[Details]
The new Huawei Mate 40 series will be unveiled in the next few weeks, and the mold protective case of the new phone has now been exposed online. According to leaks, there will be four mobile...[Details]
On May 5, OmniVision Technologies, Inc., a leading developer of advanced digital imaging solutions, announced the launch of a new matching image signal processor (ISP) OAX4000, which provides design ...[Details]
With the vigorous development of power electronics technology, a large number of nonlinear loads have been added to the power supply system. The widespread application of low-voltage and small-capa...[Details]
When charging NiMH and NiCd batteries, how to keep the battery within the optimal time period so that it can be fully charged without overcharging is a concern for users of the above two types of rec...[Details]
An oscilloscope, as its name suggests, is a machine that displays waveforms. It is also known as the "eyes of electronic engineers." Its core function is to display the actual waveform of the measure...[Details]
In SIMULINK, the oscilloscope is often used as an output tool to show the running results of the model to people. It displays the signal in the order of time on the two-dimensional coordinate axis. T...[Details]
introduction
Digital video systems have been widely used in the fields of intelligent transportation, image recognition, and security monitoring. As an important part of digital video syst...[Details]
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