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When debugging stm8s207, I found that after unplugging the power supply and plugging it in again, the program died inexplicably. At first, I thought that the microcontroller was not reset, and checked...[Details]
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This circuit can be used in single-chip microcomputer systems such as MCS-51 series. The electrical principle is shown in the attached figure. In the figure, a four-2-input "NAND" Schmitt trig...[Details]
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The cascade structure is the earliest invented multi-level topology. It was patented as early as 1975, but it did not attract enough attention at that time. Cascade five-level inverter circuit:
...[Details]
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At the 7th Shanghai FD-SOI Forum held on September 16, 2019, Americo Lemos, senior vice president of GlobalFoundries, pointed out that the fast-growing IoT market will bring huge development opportun...[Details]
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Practice and promote the localization of intelligent driving Xiamen, July 19, 2022 /PRNewswire/ -- From July 15 to 16, the "2022 Sixth Jiwei Semiconductor Summit" (hereinafter referred to as the "S...[Details]
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The pic18f66k80 configuration register configuration example is as follows: Development environment: MPLAB X IDE Chip: pic18f66k80 // CONFIG1L #pragma config RETEN = OFF // Vreg sleep (disable...[Details]
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There are many types of slide projectors in different shapes, but their optical system structures are basically the same.
1. The imaging process of a slide projector
The lens of th...[Details]
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;Real perpetual calendar: 84 bytes of 51 ASM
;==SUB_WNL=== Perpetual calendar ==* Deng Miao * 2004-06-01 ***** GuangZhou ******
SJ DATA 30H ; Century BCD 00 TO 99
NH DATA 31H ; Year B...[Details]
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On the evening of November 16, the Shenzhen Stock Exchange officially accepted the GEM IPO application of Hubei Zhongyi Technology Co., Ltd. (referred to as "Zhongyi Technology"). Zhongyi Technolog...[Details]
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Multi-device testing
TEC Testing and Control
Many laser diode modules are equipped with a semiconductor cooler (Peltier device). Generally, a TEC controller can be used to control the temperatu...[Details]
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Background and design features of single chip electronic password lock With the rapid development of high technology today, people have invented various forms of locks, such as password locks, elect...[Details]
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OBC, DCDC, PDU
Constituting the “three small electrics” of new energy
Due to the different power systems, the "three electrics" of new energy vehicles have replaced the fuel tank, engine,...[Details]
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The separation technology of desktop low-speed centrifuge is a new technology developed based on the state of particles in a practical centrifugal occasion. Centrifugal separation technology has also ...[Details]
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(Photo source: BMW official website) BMW is working on the next generation of its adaptive cruise control system to make the technology suitable for urban environments, and the company said it p...[Details]
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UK research consortium GW4 builds supercomputer with 6 times higher energy efficiency for climate science, medical research and more
HAMBURG, Germany – International Supe...[Details]
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