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Author: Larry Weber , Chairman and CEO of Respondent Communications One of the themes in my latest book, Authentic Marketing, is about how to capture people’s hearts and minds through the power o...[Details]
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I read the description of I/O ports in the M16 manual, which says that you can use the internal pull-up resistor by setting DDXn=0, PORTn=1, PUD=0. Since this can be used, when using the key circuit,...[Details]
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As of the close of May 28, the Shanghai Composite Index rose 0.33% to 2846.22 points, with a turnover of 239.234 billion yuan (the turnover on the previous trading day was 227.934 billion yuan); the ...[Details]
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Maxim's MAX17595/MAX17596/MAX17597 are peak current mode controllers that include all the circuits for designing wide input voltage range flyback and boost regulated power supplies. The switching f...[Details]
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Chapter 3 Oscilloscope Design—Functional Division and Preparation This chapter mainly explains the system framework design of the oscilloscope. 3.1 Functional Division 3.2 Task Priority Arrangement 3...[Details]
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premise I think I am not a novice if I am doing IAP upgrade. The following program needs to use some simple functions Serial port sends and receives data Switch total interruption Although the t...[Details]
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The minimum system of the microcontroller: 1. Chip: AT89C51 2. Crystal oscillator circuit (equivalent to the heart) 12MHZ. 3. Reset (g high level reset, low level reset) Making a simple PCB:...[Details]
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introduction Kinect somatosensory sensor is a new somatosensory interactive sensor released by Microsoft in 2010 . It breaks the traditional human-computer interaction mode and demonstrates the ...[Details]
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The 81C3 and 81L3 50μA magnetoelectric microammeters are commonly used by amateur electronics enthusiasts. What is the internal resistance of the meter? How to measure it?
Since there are many factor...[Details]
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I have a damaged USB flash drive with a voltage regulator IC662K. Since it is not convenient for me to buy SMD components, I want to use a voltage regulator diode to replace
a 30Ω resistor and a 3.3...[Details]
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Overview
This reference design is a 6A step-down LED driver for portable projectors. The reference design is based on the MAX16821 PWM HB LED driver. The circuit can drive one LED; three MAX1...[Details]
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Water quality has always been one of the issues that people are more concerned about. The quality of water will seriously affect health and industrial production. Drinking water mainly considers t...[Details]
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The differential is a mechanical device that is usually used in the vehicle's transmission system. It is mainly used to solve the problem of driving force distribution and speed difference between ...[Details]
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Ranked third in the world!
According to ICC Xinrong Information, the TOP10 list of global energy storage battery shipments in the first half of 2023 shows that Ruipu Lanjun's global energy sto...[Details]
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Since Uboot2011.06 has good support for S3C6410, we use Uboot2011.06.
1. Porting environment
Host: VMWare-ubuntu
Development board: ok6410—512M nandflash, Kernel: 2.6.30.4
u-boot: u...[Details]