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1. LCD controller block diagram
As can be seen from the figure above, the S3C2440 LCD controller is used to transmit video data and generate necessary control signals, such a...[Details]
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The crystal frequency of STC12C5406AD is 12MHz. Instruction cycle: This program takes: 1.0us/6 times. This program has been debugged: Functional description: STC12C5406AD+74HC164+1602 LCD display vol...[Details]
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On November 9, Unisoc held its 2020 Autumn Conference with the theme of "Elephants Born from Chips" online. At the conference, Unisoc officially released its 5G RF front-end solution, and launched ne...[Details]
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1. First, initialize UART1 /*USART1 config*/ void USART1_Init(void) { /*Uart1*/ UART1_CR1=0x00; UART1_CR2=0x00; UART1_CR3=0x00; // Set the baud rate. Please note the foll...[Details]
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The first half of 2022 will definitely be a period full of twists and turns but also a period of great growth for power battery companies. On the one hand, the epidemic and local conflicts have dis...[Details]
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Engineers often have access to signal and function generators, as well as frequency counters and oscilloscopes, but they may not have a capacitance meter or inductance meter. By using the test setu...[Details]
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The oscilloscope's track and trend features add two math measurements that can be used to gain insight into the meaning of measured data. A trend is a sequential plot of the values of a measured pa...[Details]
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Through the *.m51 file we can clearly see the usage of the microcontroller memory, and we can see the location of each variable including local variables. I encountered a problem before. The same p...[Details]
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Prepare the sample according to the specified requirements; check the steel needle and replace it with a new one when using the adhesion tester (the needle tip is about 3mm away from the workbench);...[Details]
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What is industrial automation? If we understand it in a more popular way, the so-called industrial automation mostly refers to the ability to liberate traditional labor by introducing various mechani...[Details]
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In order to compete with the Core F processors of its competitors, especially the popular Core i5-9400F processor, AMD recently launched the Ryzen 5 3500X processor, priced at 1,099 yuan, which has a...[Details]
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Agilent spectrum analyzer is an essential instrument for measuring high-frequency signals and is widely used in the RF field. The basic function of a spectrum analyzer is to discover and measure the ...[Details]
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The testing of CDMA terminal products is divided into two categories. One is the transmission test, such as frequency, power, spectrum, etc., and the other is the test of the terminal product rece...[Details]
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When we talked about independent key scanning, everyone has a simple understanding of what matrix keys look like. Matrix keys are equivalent to 4 groups of 4 independent keys each, a total of 16 keys...[Details]
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What is vehicle testing?
In-vehicle testing refers to the process of testing and diagnosing vehicles and their related systems in the automotive field. It is a systematic testing method design...[Details]