We can say that the program memory stores the soul of the microcontroller, which is the working program. The smallest one may be only 1KB (it can only hold 1024 8-bit data at most, because there are m...
[i=s]This post was last edited by sonicfirr on 2022-3-8 11:30[/i]1. Data acquisitionAfter studying other bloggers' articles and my own practice, I learned that there are many links to 86 Panel's mater...
Last time, I used the interrupt method to read the key code to improve efficiency, but there was also a small problem. After CH450 scans the key, it will pull down a low-level pulse on the INT pin. My...
2803x and 2806x use CAN communication for online program upgrade. The idea is that the program is divided into boot program and main program. The boot program jumps to the main program. Both programs ...
My family member was stabbed twice: once in the head and once in the left hand.At that time, the treatment in the emergency room was as follows:craniocerebral injury;impaired consciousness for 5 hours...
With the acceleration of global industrial digital transformation and the rapid application of 5G, AI and IoT, industrial automation is undergoing a profound technological revolution, and semiconduc...[Details]
The program that determines the reception and transmission of data by the flashing of the light has a receiving end and a transmitting end If 24L01 uses reg51 then both devices must use reg51, if th...[Details]
Apple has significantly cut iPad production to allocate more components for the iPhone 13, multiple sources have revealed, indicating that the global chip supply crunch has hit Apple harder than prev...[Details]
Why are there frequent personnel changes? Dahua Technology is experiencing an unprecedented wave of executive departures. Today, Dahua released an important personnel change announcement: Financi...[Details]
A new phone that Infinix is developing was recently exposed by XDA Developers. It is estimated that the phone will be equipped with MediaTek's Dimensity 900 chipset. Infinix's mobile phone pro...[Details]
Wireless charging is a feature that smartphones urgently need. As large-screen smartphones are becoming more popular, and battery life is short, wireless charging is a good supplement. And it is ve...[Details]
1. Instrument Model Keysight N5182A Network Analyzer 2. Fault phenomenon Customer feedback: The instrument has no signal output 3. Inspection and maintenance Detection: First, the power-on test w...[Details]
China Energy Storage Network News:
On December 21, the State Grid Qinghai Electric Power Company learned that the "Large-scale New Energy Base Sending-end Power Grid Frequency Regulation Char...[Details]
The self-test mode of sending data from send buffer 0 to receive buffer 0 is realized on the p18f458 PIC microcontroller . //This program runs on the p18f458 PIC microcontroller to realize the se...[Details]
The microcontroller source program is as follows: /******************************************************************* Work: Infrared Emission Microcontroller: STC89C52RC Crystal: 12...[Details]
The so-called suspended active speaker refers to an active speaker that uses AC power as high voltage directly in the circuit and uses a reference point on the potential to isolate external device...[Details]
HCPL-316J drive circuit
HCPL-316J internal structure and working principle The internal structure of HCPL-316J is shown in Figure 1, and its external pins are shown in Figure 2.
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1. Introduction
Dehydrators include separators, centrifuges, etc., which are directly driven by AC asynchronous motors, with low-speed feeding and high-speed dehydration. They are widely used ...[Details]
Abstract: This paper introduces a new type of smart meter application system, and explains the actual circuit and design method of the handheld unit part and the rate device part of the smart me...[Details]
With the development of high-performance electronic display technology, the degree of electronicization of automobile instruments is getting higher and higher. High-tech products such as multifunct...[Details]