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After completing the project establishment, source program input, source program compilation and other tasks in the Keil integrated development environment, the .HEX target file is obtained. Th...[Details]
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!E library (197): area 'bss' not large enough want size 384 lo 910 hi 1119 size 210 Error analysis: The bss segment is where the compiler stores global arrays and local static arrays. If we declare...[Details]
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Researchers have developed a new type of lens that uses a spiral surface to maintain sharp focus at different distances and in different lighting conditions. Image credit: Laurent Gallinier...[Details]
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OZ960 is a backlight high-voltage inverter PWM control chip with the following features: high efficiency, zero voltage switching; support for a wide input voltage range; constant operating frequenc...[Details]
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The board I made before used 4-wire JTAG, and it was always able to program. Recently, I want to change the board, and because 4-wire JTAG takes up too much space, I plan to change to 2-wire JTAG. Ho...[Details]
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August 13th news, Ziguang Guowei and the National New Energy Vehicle Technology Innovation Center (abbreviated as " The two sides will focus on new energy Collaborative innovation and cross-borde...[Details]
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Introduction
There are many types of blood glucose meters on the market, with various shapes and structures, but the prices and accuracy are very different; and it is difficult to have bo...[Details]
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Before using an insulation resistance meter to measure insulation resistance, the following inspections should be done: (1) Check whether the power supply of the device under test has been cut off an...[Details]
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7 precautions for using liquid flow meters
1. For liquid level meters that exceed a certain length (ordinary type > 3 meters, anti-corrosion type > 2 meters).
2. The installation position of...[Details]
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Communication method parallel Suitable for short-distance communication, parallel communication control is simple and the transmission speed is relatively fast (8 bits are transmitted together). ...[Details]
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10 Design Methods for Siemens TIA Portal 1200/1500 PLC Single Button Start/Stop Control
The first one:
Second type:
The third type:
The fourth type:
...[Details]
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introduction
The current "Code for Fire Protection Design of Buildings" (GB 50016-2006) in China does not have any provisions for the installation of automatic fire alarm systems in residentia...[Details]
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If we look at today's life in a digital form, we will find that the surroundings are full of network connections, just like a spider web that firmly connects different things, real or virtual. It see...[Details]
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Ray Stata once gave a speech at the MIT graduation ceremony, sharing with graduates the role of innovation and entrepreneurship in all aspects of work and life, so as to help graduates find their lif...[Details]
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ABB robots are intelligent devices widely used in the field of industrial automation, with high flexibility and reliability. In the programming and operation of ABB robots, movej and movel are two ...[Details]
Electronics Design Contest
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