[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...
Amblyopia is the second most common eye disease in children. If the child does not receive timely and effective treatment, not only will he or she have low vision, but he or she will also live in a n...[Details]
Software and services company CleanSpark and battery diagnostics and optimization company ReJoule announced they have received a $2.9 million grant from the California Energy Commission (CEC) to be...[Details]
"Double 12" has just passed, and another wave of online shopping craze has swept in. Nowadays, "online shopping" is no longer a new thing, but the process of "waiting for express delivery" is still w...[Details]
TE Connectivity (hereinafter referred to as "TE") recently launched the VAL-U-LOK PLUS connector. The above-mentioned troubles can be "removed" for you with one click, bringing a more reliable...[Details]
A fuse is a simple and effective protective device. It mainly plays a role in short-circuit protection in the circuit. It is mainly composed of a fuse and an insulating tube (insulating seat) for i...[Details]
The clock control logic provides three clocks for the entire chip: FLCK is used for the CPU core; HCLK is used for devices on the AHB bus (such as: CPU core, memory controller, interrupt controller, ...[Details]
The TMI LabMaster System 80-91 Peel Tester is a programmable device developed based on Windows. It is used to test the viscosity of tapes, labels, some medical supplies, and sealing materials. It has...[Details]
On the 24th, Xiaomi released a surround screen concept phone - Xiaomi MIX Alpha. The front, sides and back of the phone are all wrapped in displays. Like folding phones, it is a new type of mobile ph...[Details]
In June 2015, our company's AKF-BT20105C lithium battery moisture meter was installed and debugged in Yunnan Gejiu Shengbihe Industrial Co., Ltd. After debugging, the whole set of instruments ran s...[Details]
ChinaJoy Snapdragon Theme Pavilion opens with innovative cutting-edge technology to create a digital entertainment carnival On July 30, 2021 ChinaJoy opened at the Shanghai New International Expo C...[Details]
1. What is a motion controller?
A motion controller is a special controller that controls the operation of a motor: for example, a motor drags an object upward to a specified position and then...[Details]
This circuit uses the Johnson counter as a special shift register, which has 12 output terminals. Under the control of a 1 to 10 Hz clock, the output state changes are almost random. Depending on ...[Details]
Facebook Inc removed a popular Wall Street discussion group, Robinhood Stock Traders, after its founder said on Thursday the move was a pushback against discussions this week that drove up the share ...[Details]
The microcontroller model used by the author is: STM8L151C8T6, with 64kFlash Download addresses for files that may be used in this tutorial: Official firmware and instruction manual: https://www....[Details]
01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]