I have two boards, one big and one small. Both boards have Bluetooth modules. Now the Bluetooth module of the big board can communicate with the mobile phone Bluetooth, and the Bluetooth module of the...
For the time being, because the number of CAN masters and slaves in the project is limited, standard frames can be used. If the requirements of the project increase in the future, extended frames can ...
The clock module is an indispensable module of the MSP430 series microcontroller. The clock module can enable the microcontroller to achieve different low-power applications. Different devices have di...
Basic Concepts
The RF power amplifier (RF PA) is the main part of the transmission system, and its importance is self-evident. In the front-stage circuit of the transmitter, the RF signal power genera...
Mainly introduces some common DFX in hardware product design.
DFX is the abbreviation of Design for X, which refers to the design for each link (or a certain link) of the product life cycle. Among the...
Good evening everyone, I have made up for the posting position I occupied last time.
Last time, I gave a preliminary introduction to the 16*16 dot matrix of WS2812. The portal is here -----https://bbs...
0 Introduction
Phase lock technology is a phase negative feedback frequency control technology. This technology has no residual frequency difference when locked, and has good narro...[Details]
51 MCU parallel GPIO, divided into
Single quasi-bidirectional port
Multi-function multiplexed quasi-bidirectional port
Address bus output quasi-bidirectional port
...[Details]
Synopsys and TSMC jointly develop AI-driven chip design flows to optimize and improve productivity, advance the field of photonic integrated circuits, and develop a broad IP portfolio for TSMC's ...[Details]
The lead screw stepper motor is a motor that integrates the stepper motor and the lead screw into one, omitting the separate assembly of the lead screw and the stepper motor, and can achieve a moto...[Details]
From December 12 to 22, the "Innovation Technology Expo 2022" was held at the Hong Kong International Convention and Exhibition Center. Led by Professor Gao Feng of the School of Mechanical and Pow...[Details]
Today (17), SEMICON CHINA 2021 was held in Shanghai. Wu Hanming, academician of the Chinese Academy of Engineering and dean of the School of Micro-Nano Electronics at Zhejiang University, delivered a...[Details]
4.2 LED ceiling lamp shade
The lampshade is usually made of PC board, and its performance is as follows:
(1) Light transmittance: The light transmittance of PC board can reach up to 89%, ...[Details]
Samsung's Note20 series hasn't been released yet, but the news about S21 and Note21 has come. A few days ago, digital blogger @i冰宇宙 broke the news: "The internal code name of S21 is 'Galaxy U', and i...[Details]
According to foreign media reports, on March 2, local time, San Francisco technology company Swift Navigation announced a partnership with Deutsche Telekom . The two parties will introduce Swift's...[Details]
In the recent new energy market, CATL, known as the "King of Ning", is in a good momentum. In the past 2021, CATL not only accounted for more than half of the power battery shipments, but also repeat...[Details]
When you change the fuse configuration of the AVR and re-power on, and then try to use ISP to download, the prompt "Failed to enter programming mode" appears, etc. It is very likely that you have m...[Details]
Using the common 555 time-base integrated circuit as a bistable switch has the advantages of simple circuit, reliable operation and large output current. It can directly drive relay loads and contr...[Details]
Since Karl Benz first invented the true gasoline-powered car in 1885, automotive technology has made remarkable advances in the past century, such as anti-lock braking systems, power steering syst...[Details]
1. MONITOR
is a listening method used to receive weak signals. By pressing a special key to forcibly connect the receiving signal channel, the operator uses his ears to distinguish the weak so...[Details]
Servo motor encoder failure and repair AL is a professional topic involving motor control, fault diagnosis and repair technology.
Servo Motor Encoder Overview
The servo mot...[Details]
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