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By Bob Hanrahan Texas Instruments Previously, I published the first two of three articles on how to test power supply designs, Measuring Efficiency (Part 1) and Measuring Noise (Part 2). The articl...[Details]
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1. Introduction to _und (undefined instruction exception)
We have analyzed 5 types of exceptions before, so how to enter the undefined instruction exception? Of course, the CPU reads the instr...[Details]
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The cost of photovoltaic power generation is lower than that of coal-fired power, nuclear power, and gas-fired power. Photovoltaic hydrogen production will be popularized in 2025, photovoltaic comp...[Details]
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/*yy C program
*Hardware description: P0 port is connected to the common anode digital tube, a-P0.0...dp-P0.7, P1.7, P1.6, P1.5, P1.4 are bit codes,
output low level is valid, s41 is conn...[Details]
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1 Introduction
LED street lights are the first step for semiconductor lighting to eventually enter the functional lighting of thousands of households. Its advantages are power saving, safety, envi...[Details]
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PLC programmable controller has logic control, timing control, analog control and multi-machine communication functions.
To repair a PLC circuit, you do not need to understand the PLC program,...[Details]
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Evergrande held a new energy vehicle global strategic partner summit in Guangzhou. Xu Jiayin, chairman of the board of directors of Evergrande Group, revealed on the spot that Evergrande will invest ...[Details]
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The global process of "machine replacement" is accelerating, and humanoid robots are expected to become the next important application scenario; EtherCAT-Analyzer can analyze the communication ...[Details]
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This inverter has the following features: 1. Single polarity frequency multiplication modulation, the carrier is set to 14.7K, and the actual post-stage LC works at the multiplication frequency of 29...[Details]
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According to foreign media reports, Samsung Electronics and SK Hynix are important global memory chip suppliers. Research institutions have previously predicted that in the second quarter of this yea...[Details]
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1 Introduction
Information appliances (3C or IA) are no longer a strange name to people. They are innovative products that combine computer, telecommunication and electronic technologies with ...[Details]
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The ST-LINK is damaged, it may be that the +12V power line is accidentally connected to the TVCC lead of the emulator. The symptoms are that it can be connected to the computer normally and the re...[Details]
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Linear regulators have long been widely used in the industry. Before switch-mode power supplies became mainstream after the 1960s, linear regulators were the foundation of the power supply industry...[Details]
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Today, Xiaomi held an online communication meeting, and Xiaomi Group President Wang Xiang informed the public about Xiaomi's progress in fighting the epidemic. The overall resumption rate of Xiaomi's...[Details]
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Yan'an High-tech Zone Investment Promotion Team went to Chengdu and Wenzhou to conduct investment promotion inspection activities. From October 14th to 19th, Qin Li, member of the Party Working Commit...[Details]