[size=4][color=#000000][backcolor=white] In actual applications, when CH340 is used with other ICs such as MCU, if one of the two devices directly connected by the serial port does not need power to w...
I am using the Bluetooth module HC-05. When I send an AT command, it returns ERROR(0). The baud rate is 38400. The program is as follows: USART_OUT(0X41); //A USART_OUT(0X54); //T USART_OUT(0X0D); USA...
In Chapter 6, it is said that the function rt_hw_stack_init is defined in cpuport.c, but it does not mention where it is declared. However, this function is called in the rtthread.c file. This content...
.TEXT Usage
I always read the instruction manual first, and look at the grammar before reading anything else. I think it is probably the meaning of define in C language.Syntax: .text name=string liter...
First, here's a crappy picture to cover the postThe development board I received yesterday
An RSL10-SENSE-DB-GEVK, which is quite small
Powered by a button battery, with a bunch of sensors on board
A ...
ljj3166onsemi and Avnet IoT Innovation Design Competition
STM32 starts to support VCP+MSC+HID modehttps://github.com/micropython/micropython/commit/cb84e22ac6b1356986f63f5b6db95493da81fa5f
https://github.com/micropython/micropython/commit/6705767da1f7dba7a04...
Configuration process: 1: System clock initialization, including system clock and the clock configuration of the IO port and serial port to be opened. The clock of the serial port must be opened!!!...[Details]
Today, the official Weibo account of iQOO mobile phone continued to reveal the features of iQOO Neo3, which will be released on the 23rd of this month - it has a stereo effect with superb sound quali...[Details]
Why is the 775 motor so famous?
The 775 motor is well-known for its high cost performance and wide applicability. Here are a few reasons:
High cost performance: The 775 motor is relativel...[Details]
The Week 20 question is about oscilloscope offline analysis software.
This is the only software in the industry that opens up the internal software of the oscilloscope and can be installed on a...[Details]
1. Low trigger jitter in real-time acquisition. The same sample value is used in the acquisition and trigger processes, so that the trigger jitter of the R&S oscilloscope is less than 1ps rms (typica...[Details]
Before the opening of the 2019 China International Information and Communication Exhibition (PT Exhibition), Huawei officially released the Autonomous Driving Network (ADN) solution and iMaster inte...[Details]
In recent years, the high
brightness
light emitting diode (HB-
LED
) market has developed rapidly.
The LED light efficiency
has been increasing, and the average cost per
...[Details]
Embedded applications include signal processing algorithms and control algorithms, which work together to perform necessary functions in many real-time embedded systems, so we need to understand how ...[Details]
There are 7 main exceptions in the ARM processor (2 interrupt exceptions):
1. Reset exception: In the ARM-based microcontroller, the following events are often used as the cause of reset.
...[Details]
Abstract: A control method with local feedback is proposed to improve the traditional active power filter control method. This method has the advantages of being able to completely eliminate system...[Details]
According to Business Korea, data released by market research firm Canalys showed that Samsung Electronics' smartphone shipments in North America reached 10.7 million units in the first quarter of 20...[Details]
A new phone with model number OPPO PEDM00 appeared in the Geekbench benchmark database yesterday. According to digital blogger @数码闲聊站, the phone is OPPO's new generation flagship model OPPO Fin...[Details]
SNE has released some data on global power batteries, and I have sorted them out through Korean securities company reports. In the first two months of 2021, the global installed capacity of power bat...[Details]
In recent years, the instrumentation industry has developed significantly, and has also kept up with the trend of the times and made many breakthroughs in key technologies. In the future, the instru...[Details]