#### Scenario 1: Also using UART0, need to change from PF2, PF4 to PE2, PE4 1. Modify `sys_config.fex` (serial port of BOOT0 and Uboot) The path of `sys_config.fex` is `uart_debug_port` in `device/con...
1 GIT software installation and initialization settings
1.1 Software Installation
Double-click " TortoiseGit-1.8.5.0-64bit.msi " to install it. Use all default options.
Double-click " GitExtensions244...
What is Linux? Why did Huawei develop Hongmeng system based on Linux?In response to the Sino-US trade friction, after Google was forced to "cut off supply" by Pari, Huawei's Hongmeng system instantly ...
The cooling fan of a car engine is an important part of the vehicle cooling system. If the fan fails, it will lead to insufficient or excessive cooling of the engine, causing the engine working enviro...
Automotive OEMs are setting aggressive goals to electrify their fleets over the next 5-10 years. To do this, they need to overcome obstacles, not the least of which is how to deliver nearly 20 times t...
“_crol_” and “_cror_” are actually left and right loop codes, which have the advantages of simple program code and high execution efficiency!
There are many applications in reality, such as the runni...[Details]
This article uses the simple and easy-to-control 51 single-chip microcomputer STC89C52 as the control core, and measures and displays the air mass flow through the conversion of the AD module. The de...[Details]
Introduction LED is a light emitting diode, there is nothing much to say. The only point is that low level is effective! Schematic Code section #include REGX52.H void delay() { unsign...[Details]
The traditional constant current control of LED lamps is through AC/DC, and then through the DC/DC converter for constant current control. In the AC/DC converter, a filter capacitor is usually used a...[Details]
In May, Volkswagen suspended the delivery of models such as the Golf 8 and Skoda Octavia. These popular Volkswagen cars were equipped with the latest MIB3 and OCU3 (low configuration), but encountere...[Details]
According to news on the morning of April 14, Apple's recently released 2020 iPad Pro did not use the A13X chip, but instead used a chip called "A12Z Bionic Chip". This is the first time that A...[Details]
From November 11th to 12th, Siemens Digital Industrial Software's "2020 Greater China Realize LIVE User Conference" was held online for the first time. As an annual event in the field of industrial s...[Details]
5G base stations are the core equipment of 5G networks, providing high-speed wireless access for 5G terminal devices to connect to the Internet and realizing signal transmission between wired commun...[Details]
The LED fluorescent lamp power supply is a very important component of the LED fluorescent lamp. If the LED fluorescent lamp is not properly selected, the LED fluorescent lamp will not be able to p...[Details]
On March 10, Minxin Co., Ltd. issued an announcement stating that the company, Suzhou Yuanfeng Capital Management Co., Ltd. (hereinafter referred to as "Yuanfeng Capital"), Sino-Singapore Suzhou Indu...[Details]
1 Experimental phenomenon (the analog signal acquisition channel is automatically switched every 1s, and the measured voltage value is displayed through the digital tube)
2 Hardware ...[Details]
In the extremely difficult year of 2020, when the century-long epidemic and the century-long changes are intertwined, China's development performance has become a bright spot in the gloom of the glob...[Details]
1 AD5933 Chip Overview
1.1 Main Performance
AD5933 is a high-precision impedance measurement chip that integrates a frequency generator with a 12-bit AD converter with a sampling rate of up to 1MS...[Details]
The motor controller of new energy vehicles is the brain that controls the core power of new energy vehicles, and the core power system of new energy vehicles is the IGBT semiconductor power device...[Details]