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#include "reg52.h" unsigned char Count; sbit _Speak =P1^5 ; unsigned char code SONG ={ //Wish you peace 0x26,0x20,0x20,0x20,0x20,0x20,0x26,0x10,0x20,0x10,0x20,0x80,0x26,0x20,0x30,0x20, 0x30,0x20,0x3...[Details]
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1 Introduction The rapid development of high-grade highway construction and the improvement of the road surface quality monitoring system require high testing levels. When vehicles drive on hi...[Details]
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For decades, the automotive industry has been slowly consolidating, while technology and brand differentiation have been decreasing. The powertrain is the system that converts energy into motion. It ...[Details]
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Performance Description: The AT89S52 is a low-power, high-performance CMOS 8-bit microcontroller with 8K in-system programmable Flash memory. It is manufactured using Atmel's high-density non-volat...[Details]
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//Software idea: Select RAO as the analog input channel; //Convert 4 times in a row and calculate the average value as the conversion result // The final structure only takes the lower 8 bits ...[Details]
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High accuracy and good stability Annubar has an accuracy of ±1% and a stability of ±0.1%. It can maintain a very stable differential pressure signal for a long time and ensure the mapping relationshi...[Details]
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The SSL2109T is a high-voltage Integrated Circuit (IC), intended to drive LED lamps in general lighting applications. The SSL2109T Main Features: •Small Printed-Circuit Board (PCB) footprint, and comp...[Details]
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The first mobile phone was launched, which gave "communication" unlimited possibilities and broke the "wired" distance between people; the first personal computer was released, breaking the bottlenec...[Details]
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On May 18, China Energy Construction Gezhouba Group, together with Yangtze River Design Group, signed an investment cooperation intention agreement with the People's Government of Badong County, Hu...[Details]
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Nondestructive testing uses the sound, light, magnetism and electricity of materials to detect whether there are defects or unevenness in the object being tested, and gives information such as the siz...[Details]
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The compilation environment is iar, and the chip is stm8s105s4. The external crystal oscillator is 8M. The main clock of the following content is also written with this clock. clk1_init uses the exte...[Details]
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The most far-reaching technological change in terms of touch screen performance is the shift from resistive to capacitive touch screen technology. According to market research firm iSuppli, by 20...[Details]
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1. MC68360 chip introduction
MC68360 is a highly integrated 32-bit general-purpose communication controller, widely used in communication equipment. Its main features are as follows:
The e...[Details]
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Many current systems that use single-chip microcomputers to perform music are implemented using development boards combined with simulators. This method is not very complicated and is easy to imp...[Details]
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According to foreign media reports, car manufacturer Jaguar Land Rover (JLR) has applied for a patent to the World Intellectual Property Office, which mainly discusses conveying various information...[Details]
DIY/Open Source Hardware
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