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To use a 32.768 kHz watch crystal as the device clock source, the low frequency crystal oscillator must be selected by setting the CKSEL fuse to “1001”. The crystal connections are shown in Figure 19...[Details]
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FF H1 Fieldbus
H1 fieldbus is developed by FF Fieldbus Foundation. FF Foundation members are composed of world-renowned instrument manufacturers and users. The transmitters, DCS, actuators, and f...[Details]
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Introduction: The memory of PIC8-bit MCU is 8-bit byte structure, so the data division in PICC is based on 8 bits. In assembly, we append a value to a memory location at address 0X20: movlw 255; ...[Details]
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Technical description:
The M2 series module is developed based on Alice, a new generation of 22nm high-performance automotive-grade GNSS SOC chip from Beiyun Technology. It has a...[Details]
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Small battery technology has remained relatively unchanged over the past five years. Advances in power design techniques and IC technology have directly extended the life of these sensors. These ad...[Details]
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According to foreign media reports, analysts and research institutions generally expect Apple to launch four iPhone 12 models this fall, all of which support 5G network connections. These are also Ap...[Details]
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Tonight, Huawei Mate30 series will be officially released, equipped with a new waterfall screen, Kirin 990 processor, and Leica quad-camera. The Huawei Mate 30 series is equipped with a new generatio...[Details]
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1. Comparison and selection of solutions
1 Circuit topology scheme
Solution 1: The power factor correction circuit adopts the flyback topology structure. The advantage is that the power factor c...[Details]
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China has set up a new 204.15 billion yuan ($28.9 billion) national semiconductor fund as it seeks to nurture its own chip industry and narrow the technological gap with the United States. Accordin...[Details]
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I encountered many problems and gained a lot through the one-year study of 430. The following are some of the problems I encountered during the study and their solutions. There are still many things t...[Details]
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CMU, MIT, and Tsinghua University jointly released the world's first generative body RoboGen, which can generate data infinitely, allowing robots to train non-stop 24/7. It is a solid step for robo...[Details]
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The electronic time fuze is a widely used fuze product. It is used to provide control signals for the opening of the mother bomb of the cluster ammunition and is the main equipment of the long-ra...[Details]
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Due to the continuous development of embedded system application technology, the requirements for core processor performance are getting higher and higher. Some traditional 51 series control chips ar...[Details]
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1. SDRAM Principle
black (1) SDRAM internal storage structure:
(2) Let’s take a look at the schematic diagram of the SDRAM connected to 2440:
SDRAM pin description:
...[Details]
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On October 24, Energy Magazine, together with leading companies in the photovoltaic and energy storage industry chain, jointly held the 2024 China Photovoltaic and Energy Storage Industry Integrati...[Details]