The problem encountered this time is that due to the limited power output capacity of LDO, in order to ensure reliability, some protection circuits must be directly connected to the power supply. It s...
[p=30, 2, left][color=rgb(51, 51, 51) !important][font="][size=4]Systems requiring advanced video graphics capabilities have always been a challenge to implement. Traditionally, these systems have req...
TWS (True Wireless Stereo) is rapidly gaining ground in the headphone market. Now, users no longer have to worry about the tangled headphone wires when using streaming devices. True wireless headphone...
When I was familiar with MSP430F149 recently, I used a learning board to program an eight-digit digital tube to display the numbers 0-7 in a cycle. I found that after downloading the program into 430 ...
[i=s]This post was last edited by xxhhzz on 2021-11-18 18:02[/i]I would like to ask you how to test the performance of wifi on a product. As a tester, what aspects should be considered for both softwa...
The interrupt vector in 2440test is somewhat hidden and goes around in circles. No wonder it is so difficult to understand. Let's unravel it and see what the process is.
Interrupt vector
b Handler...
At present, with the improvement of people's living standards, air conditioners have become a must-have household appliance, but in scenes such as kitchens and bathrooms, the air conditioning mar...[Details]
Digital ground resistance tester CA6460 can measure ground resistance and soil resistivity. The measurement range of ground resistance is 0 to 2000Ω. It adopts automatic range design and automaticall...[Details]
The 89C51 chip does not have its own PWM generator. If you want to use 51 to generate PWM waves, you must use software programming to simulate. The methods can be roughly divided into two methods: so...[Details]
Largan Precision, the top stock in Taiwan, had weak revenue in May, and TSMC confirmed that its orders had been cut by Huawei. Morgan Stanley's latest report issued a "second warning" to Huawei conce...[Details]
Port P0 will be used as the lower 8-bit address line and 8-bit data line of the bus Port P2 will be used as the high 8-bit address line of the bus If the hexadecimal number starts with one of the...[Details]
89c51 pin diagram pin diagram Pin function description 89C51 external pin diagram: (can be copied directly into the ASM program file and used for comments, very convenient) ; ┏━┓┏━┓ ; P1.0 ┫1 ┗┛40...[Details]
We all know that trigger jitter is one of the most common performance specifications listed in the data sheet of any oscilloscope. Yes, trigger jitter has been around for as long as trigger circu...[Details]
1. AREA The AREA directive is used to define a code segment or data segment. Syntax format: AREA segment name attribute 1, attribute 2, ... Among them, if the segment name starts...[Details]
How can businesses protect themselves from ransomware attacks? The types of ransomware protection strategies can be roughly divided into prevention/pre-infection and remediation/post-infection. I ...[Details]
The compilation is correct, but an error occurs when clicking Download and Debug:
Failed to load debugee: C:Documents and SettingsAdministrator桌面MSP430DebugExeMSP430.d43
Solution:
1. Select debug...[Details]
1. Common options of gcc and arm-linux-gcc Common selection -v View the version of the gcc compiler and display the detailed process of gcc execution -o Place the output into specifies the output...[Details]
SSDs are going to be dirt cheap. For a long time, the price of SSDs has been declining continuously, with a huge drop. However, the more the price drops, the fewer people buy them. It seems that th...[Details]
Radar level meter is a common product type of level instrument, with the advantages of accurate measurement, stable performance, high reliability, easy maintenance, and wide application range. It c...[Details]
Introduction to Commonly Used D/A Converters and A/D Converters
Next we introduce other commonly used D/A converters and A/D converters for students’ use in design.
1. DAC0808
Figure 1 sh...[Details]
0 Introduction
In modern society, the creation of urban civilization and the development of a harmonious society cannot be separated from the inspection work of law enforcement agencies such as the ...[Details]
Analogue and Mixed Signal
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