When burning the program, you mistakenly select "cold start" and the program can only be downloaded when P3.2/P3.3 is 0/0, but your own program outputs a high level.
You can short-circuit P3.2/P3.3, a...
[i=s]This post was last edited by xiaowei1234 on 2020-3-4 15:14[/i]1. Source code of OBD communication based on STM32
2. Support CAN bus communication, K line communication, L line communication
3. Su...
They all use RMS-DC chips such as AD637. If the waveform is just a single sine wave, can this chip be omitted? Full-wave rectification and filtering can be used to output DC. The main reason is that A...
I used the MSP430G2755 information memory segment C (0x1040) to save data. When I turned the power on and off, I found that the data in this segment was erased, but the information in segments B and D...
Introduction: This paper implements a wireless call system with simplex voice and data transmission functions based on ATMEGA16L single-chip microcomputer. The voice and data transmission of the mast...[Details]
my country's lithium-ion battery (hereinafter referred to as "lithium battery") industry continued to grow in January and February 2024. According to the information of lithium battery industry sta...[Details]
1. Basic understanding of clock S3C2410 has two PLLs, one of which is MPLL, M stands for main, which is used to generate three clock signals: Fclk (supply clock signal to CPU core, the CPU mai...[Details]
I made a STC89C52 microcontroller minimum system board by myself. The following is the actual picture! The following is the schematic diagram, which is only for reference.
MCU part
...[Details]
A chip comes from scratch and needs to go through three major links: design, wafer manufacturing and packaging testing. This is also a complete chip industry chain. There is a popular metaphor in the...[Details]
On October 27, the signing ceremony of the 2021 Wangzhuang Golden Autumn Entrepreneurship and Innovation Week project and the unveiling ceremony of the Xinpeng Integrated Circuit Design Industrial Pa...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
The world today is facing two major problems: the oil energy crisis and environmental pollution. Energy and environmental issues have become important factors affecting the economic and social deve...[Details]
RISC-V is posing a greater threat to Arm, and a new industry alliance plans to increase this threat of extinction by accelerating the development of open source software for the RISC-V architecture. ...[Details]
1. Use analog method to measure DC current (1) The DC current range of an analog multimeter is generally composed of a microampere meter head (40µA~100µA) connected in parallel with a shunt resistor....[Details]
The 2J2001A digital alcohol detection controller based on the ATmega16 ultra-low power microcontroller has detection sensors installed in the car, on the top of the main driver's seat, on the steer...[Details]
This paper summarizes the characteristics of several common road lighting test technologies and methods, and focuses on introducing a simple and efficient single-lamp actual measurement synthesis tes...[Details]
The development of autonomous driving systems is advancing rapidly with the aim of creating a society with a completely new concept in mobility. However, to achieve high-level autonomous driving tech...[Details]
According to foreign media reports, Samsung shared some details about AMD GPU IP licensing in a conference call this week. The report pointed out that mobile phone chips integrating AMD Radeon graphi...[Details]
Power transformer structure diagram
Main structure of transformer
The transformer mainly consists of: iron core, winding, oil tank, accessories, etc.
Silicon ...[Details]