Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
In ATmega4809, there is an RTC clock module, which can be used as a real-time counter and a periodic interrupt timer. Because there is no calendar function, there is no real-time clock function, but o...
When making small products with high integration, we have considered
When we design PCB, we pay great attention to the direction and corresponding order of the position numbers. We are worried that th...
I used to use PyQt and Pyside2 more often. Here, let’s learn about Tkinter interface Python GUI tkinter window tutorial collection (just read this article) - Hong Wei - Blog Park (cnblogs.com) .
1. Op...
The LoRa debugging process mentioned earlier has been delayed due to business trips, and I haven’t had time to write a post to share it. Today it’s finally here~~~~Debugging tasksUse nRF52832 (Bluetoo...
The main application scenarios of short-range wireless products come from the emerging Internet of Things. The application scenarios of the Internet of Things are diverse, and various short-range wire...
In the ARM instruction set, LDR is usually used as a load instruction, but it can also be used as a pseudo-instruction.
(1) LDR r0,=name. This instruction with an equal sign is a pseudo-instructi...[Details]
/* There are four independent buttons K1~K4 and four digital tubes that can display 0000~9999. Initially, 0 is displayed. Among the four digital tubes, one is flashing, and the flashing frequen...[Details]
The general purpose input and output port (GPIO) is the most basic port we use for microcontrollers. Its main functions are: ● Each bit of the port can be configured individually ● Selectable input m...[Details]
The main difference between electric vehicles and traditional internal combustion engine vehicles is that they use different power sources. The battery provides electricity, which drives the electr...[Details]
This article introduces the design of a solar street light controller with a single-chip microcomputer as the core, and explains the hardware and software design of the system. The system realizes p...[Details]
Foxconn is building what it calls a "sixth-generation" flat-panel TV factory, rather than the larger, more expensive "10.5-generation" plant that was part of its contract with the state of Wisconsin ...[Details]
When designing clock power supplies or backup power supplies, many customers encounter problems such as battery clock reset, inability to charge, insufficient backup time, etc. due to the selecti...[Details]
0 Introduction
Serial Peripheral Interface (SPI) is a high-speed synchronous serial input/output port. In recent years, it has been widely used in the expansion of external devices such as...[Details]
1) C is taboo against absolute positioning. I often see beginners asking to use _at_. This is a fallacy, treating C as ASM. In C, variable positioning is the job of the compiler. As long as beginners...[Details]
Contents The present invention relates to a Coriolis flowmeter having a structure in which flow dividers are respectively arranged at both ends of a flow tube. Background of the Invention The Corio...[Details]
Electromagnetic flowmeter is a new type of flow measurement instrument that emerged in the 1950s and 1960s with the development of electronic technology. It is widely used in the measurement field ...[Details]
In the program of the single-chip computer, if it involves keys, you will generally see several lines of code annotated with "debounce".
For example, the following paragraph:
if...[Details]
The spectrum distribution of the signal is actually the reflection of the measurement result in the frequency domain. The relationship between the frequency domain and the time domain is shown in t...[Details]
PC: CentOS5.4
Kernel: Linux 3.0.1
Development board: ok6410
Cross compiler: arm-linux-gcc 4.4.1
1. Make menuconfig to remove the original touch screen driver
- Device D...[Details]
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