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1. Structural analysis The S3C2410 processor integrates an 8-bit NandFlash controller. Currently, the common 8-bit NandFlash on the market include Samsung's k9f1208, k9f1g08, k9f2g08, etc. The data...[Details]
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The characteristics of isolated feedback generator UC3901 are introduced, and the design method of magnetic isolated feedback high voltage power supply using UC3901 is given. The main circuit adopts p...[Details]
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Due to the rapid development of embedded technology and network technology, Ethernet interfaces are increasingly used in embedded systems. Ethernet interfaces not only have fast communication spee...[Details]
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Many years ago, when I was just learning about oscilloscopes, I saw a sentence in English called "Keep an eye on the Sampling Rate". I translated it into "Always be vigilant about the sampling rate". ...[Details]
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1 Introduction
Electric bicycles use the electricity generated by batteries as driving energy and electric motors as power. They have the characteristics of no exhaust pollution, "zero emissio...[Details]
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Introduction
When analyzing materials at remote sites where it is not possible to place a probe into the material, high frequency transceivers provide a viable method for accurately quantifying the...[Details]
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In this article, we will analyze the program code written in the previous article. In the future, we will focus most of our energy on learning microcontrollers on writing program codes. But don't worr...[Details]
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1 Introduction
Since 1978, when R. Keller first used RDMiddlebrook's theory to perform SPICE simulation of switching power supplies, in the past 30 years, many scholars have established th...[Details]
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8031 and DAC0832 double buffer interface circuit
Interface and application of double buffering mode In the case of multi-channel D/A conversion, if synchronous conversion output is required,...[Details]
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Here I would like to explain that the chip model of the smallest system version I have is the 105K series. There is no TIM5TIM6 in the timer part, only TIM4, so I will not explain the synchronization...[Details]
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Some friends have shortened the battery life greatly due to improper charging methods . I would like to announce a charger circuit that I designed many years ago and have been using normally. It can ...[Details]
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introduction
Many systems now use multi-channel Input/Output design, and the design of control systems is becoming increasingly complex and large, so it is necessary to separate the control circuit...[Details]
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The CMOS ZC256 circuit is a "four-in-one" circuit with decimal counting function, output latch function, BCD to seven-segment
decoding
function and display driving function. It can di...[Details]
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After OPPO's IC design team Zheku announced its dissolution, it did bring a big blow to the domestic semiconductor circle. In the aftermath, Honor, a mobile phone brand spun off from Huawei, announce...[Details]
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First look at the address line of 2440: mini2440 schematic.pdf
The 2440 chip provides 27 address lines = 128M.
The S3c2440 chip only provides 27 address lines addr on the pins provi...[Details]
Analog electronics
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