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·8-bit CPU·4kbytes program memory (ROM) (52 is 8K) ·128bytes data memory (RAM) (52 has 256bytes of RAM) ·32 I/O lines·111 instructions, most of which are single-byte instructions ·...[Details]
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On June 25-26, the 2021 Fifth Jiwei Semiconductor Summit with the theme of "The Heart and the Chip are in the Same Origin, and the Changes are Like Kunpeng" was officially held in Haicang, Xiamen. In...[Details]
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The origin of the motor test system
As we all know, motors are a fusion of electrical and mechanical elements. To evaluate the performance of a motor, it is often necessary to combine the results o...[Details]
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*yj.c
* Wiring diagram:
* DB0---DPROT.0 DB4---DPROT.4 RS-------------P2.5
* DB1---DPROT.1 DB5---DPROT.5 RW------------...[Details]
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The recent release of domestic sodium batteries has triggered a great discussion on power battery resource constraints. In May, the IEA not only published an article on the rapid development of elect...[Details]
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Push button switch
The actual photo and symbol of the push button switch are shown in Figure 1:
Figure 1-1 Schematic diagram of push button switch (a) Actual diagram (b)
Ele...[Details]
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Requirements for the selection of raw materials
Power resistors should be metal oxide film resistors that are resistant to high temperatures and have a wide operating temperature range.
...[Details]
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In the 800V vehicle system, the voltage increase leads to higher insulation requirements and short-circuit protection measures for the entire system. I think there are several core reasons for the tr...[Details]
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Recently, Shenzhen Netac Technology Co., Ltd. (hereinafter referred to as "Netac Technology") issued an announcement stating that the company received the "Notice of Acceptance of Invalidation Reques...[Details]
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Function of the circuit
This circuit is a well-balanced constant current source with two outputs: current source and transducer. Under the condition of applying a voltage of 0~1...[Details]
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/* 6-digit digital tube demonstration program: Display digital numbers from 0 to 99 in a cycle, press P3.2 button, display starts from "0"*/
＃i nclude reg52.h
int count1s;
unsigned int co...[Details]
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Chasing high and pursuing new things, riding the waves and moving forward. Focusing on implementing General Secretary Xi Jinping's important requirements of firmly grasping the primary task of high-qu...[Details]
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On May 15, the U.S. Bureau of Industry and Security (BIS) announced that it would introduce new export control regulations to restrict Huawei's ability to design and manufacture semiconductors abroad...[Details]
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With the rapid development of computer and information technology, AGV smart vehicles have been widely used in industrial fields such as transportation and warehousing. Especially with the rapid ...[Details]
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1. Clock Tree Analysis S3C2440A clock tree From the upper left corner of the above figure, we can see that S3C2440A supports two external clock source inputs. One is through the external oscillat...[Details]
PCB Design
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