I am using Xuanwei's programmer, and the port connections are all correct. I have checked that there is an error in reading chip words when downloading. There is something wrong with the target board....
In my system, I use the port of 430f149 to drive max7219 (digital tube display), and I also add a triode for level conversion. The same program runs completely normally under 51, but it can never disp...
[color=#333333][font=Arial]I got three NFC self-adhesive labels from old machines by chance. The original manufacturer used NFC labels on the consumables in order to monopolize the consumables. Later,...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:02[/i]IMS Research: Media Players, PCs, Display Drivers Near $5 Billion in Digital Signage Revenues
According to an analysis by IMS Res...
I made an edit box under the dialog box. Because the edit box is relatively large, the original word output is relatively small. I don’t want to change the size of the edit box. I want to know how to ...
On August 25th, TSMC, the world's leading contract chip manufacturer, attracted significant attention for its decision to build a chip manufacturing facility in Arizona. TSMC primarily manufactures...[Details]
The complexity of the integrated circuits (ICs) used in electronic systems in vehicles is increasing. They aim to execute artificial intelligence (AI) algorithms to control autonomous driving funct...[Details]
Based on the commutation technology, thyristor rectifiers are classified into two main types. Line-commutated and force-commutated inverters are commonly used, while other commutated inverters, nam...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
1. Introduction
In 2015, Apple's new MacBook and Apple Watch both featured force-sensing technology, which Apple calls Force Touch. Each time a user presses the touchpad, the device not only p...[Details]
On August 20, Huawei Device announced that the all-new M7 is the first to feature an in-cabin laser vision solution. This solution offers enhanced active safety capabilities compared to primary vis...[Details]
On August 20, it was reported that the specifications of Intel's upcoming Panther Lake mobile processor appeared on the Intel GFX CI website, which mainly focuses on Intel's open source Linux drive...[Details]
summary
Modern cars strive to provide the same comfort and entertainment features found in the home, resulting in explosive growth in demand for electronic control units (ECUs). Howe...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
August 18, 2025—
Advantech, a global leader in IoT intelligent systems and embedded platforms, today announced a collaboration with LitePoint, a global provider of wireless test solutions, to d...[Details]
When we use electric cars on the highway, we do need to pay attention to more aspects than fuel cars.
First, we need to charge our electric vehicles in advance. Compared to fuel vehicles...[Details]
Shock absorbers, as the name implies, are responsible for cushioning and absorbing shocks in a car. So how much do you know about shock absorbers and how to replace them in electric cars?
...[Details]
Samsung Display has recently signed a contract with Tesla (US) to supply OLED (organic light-emitting diode) panels for the facial display of Tesla's humanoid robot, Optimus Prime. According to Pho...[Details]
1. Output power. Rated power (RMS): Rated power refers to the sinusoidal alternating power that the amplifier can withstand for a long time. Maximum undistorted power...
2. Frequency response:...[Details]
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