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There are many TVs on the market that claim to have OLED screens, or curved TVs, but do you really know what a curved TV is? Do you think a curved TV is just a curved screen? You are wrong. If you ...[Details]
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IntroductionThe main frequency of ARM11 is 533 MHz , and it can reach up to 667 MHz, which is 10 times higher than that of ARM7. It also has more abundant on-chip resources, faster processing...[Details]
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1 Single-Chip Microcomputer C51 Programming Specifications - Preface
This specification is written to improve the quality and maintainability of source programs, and ultimately improve the pr...[Details]
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introduction In spectrum analyzers, the traditional FFT implementation method is to first sample the low intermediate frequency signal with an ADC at a low sampling rate, and then save the sampled da...[Details]
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1 Introduction
With the development of ultra-large-scale integrated circuit technology, it has become a reality to integrate millions or even hundreds of millions of transistors on a chip. Now, c...[Details]
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Pulse Width Control Circuit
The pulse width control circuit is shown in Figure 2. R138 and C7 determine the switching frequency, R3 and R4 complete the dead time setting, and R6, R138, C36 and ...[Details]
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The standard time of WDT TIMEOUT is 18mSec, but it is very important that the minimum value of WDT TIMEOUT is 7~9mSec, and it will be affected by temperature. This value is not a test value, but a ca...[Details]
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#include p IC .h __CONFIG(0x3B31); #define A0 RB0 #define A1 RB1 #define CS RB2 #define LE RD0 #define WR RD6 #define RD RD7 const unsigned char tab ={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf...[Details]
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A photocoupler is a semiconductor device that can convert electrical signals into optical signals and then restore optical signals to electrical signals. It is an electric-to-optical-to-electrical ...[Details]
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It looks like you've been in a car accident. If you don't respond, your iPhone will trigger an SOS emergency call." Recently, Apple launched a "car accident detection function" on its latest new ph...[Details]
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In order to create an energy-saving and efficient smart lighting system, the use of MCU and dimmable drivers for environmental sensing and high-efficiency dimming has become a popular design trend ...[Details]
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Do you know the testing principle and process of Keithley source meters? Antai Instrument Repair Center engineers share some experiences in using Keithley source meters: Keithley SourceMeter Test P...[Details]
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A complete set of PLC programs is not as simple as just making the system run. It also requires complete annotations, sophisticated architecture, good scalability, a complete alarm protection syste...[Details]
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0. The first time I could enter sleep mode, but the second time I couldn't. I was struggling for a long time. Later I thought that it was probably because it was woken up immediately after entering s...[Details]
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The sales volume speaks for itself, multi-speed cars just can't sell as well as single-speed cars. Even if its power is strong and stable, the majority of consumers still don't buy it and still fir...[Details]
Making friends through disassembly
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