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Single-pin pull-down resistor type RC oscillator The following is an RC oscillator circuit with an external pull-down resistor.
Explanation 1. The oscillation resistor ROSC forms a system RC os...[Details]
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1. Accurately measure AC voltage When accurately measuring AC voltage, insert the red DC ammeter into the "VΩ" socket and the black DC ammeter into the "COM" socket. Select the "DC V" position on the...[Details]
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Whether it’s couriers that quickly deliver orders to your doorstep, manufacturing robots that assist humans, or handheld DNA sequencers that help scientists protect crops from pests and diseases, t...[Details]
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Simulation diagram proteus7.8 and above Program compiler: keil 4/keil 5 Programming language: C language Design number: S0056 1. Main functions: Based on 51 microcontroller AT89C51/52 (common to 51 c...[Details]
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When I first used the iPhone 12 Pro, my first impression was a complex mixture of the feel of previous iPhone generations. On the one hand, the flat body makes the iPhone 12 Pro feel like an iPhone...[Details]
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■ Perhaps this is why it is difficult for companies to survive the large-scale digital transformation brought about by Industry 4.0 without the critical help of IIoT. The combination of artificial ...[Details]
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On the evening of October 10, Jingrui Electric Materials released its performance forecast, estimating a net profit of 150 million yuan to 170 million yuan in the first three quarters, a year-on-year...[Details]
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We all know that LED lamp beads can be divided into four categories according to their types: direct-plug lamp beads, SMD lamp beads, high-power LEDs, and COB lamp beads. These lamp beads have differ...[Details]
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Glass uranium capacitor:
The medium of glass uranium capacitor is made of uranium powder (sodium calcium silicon) pressed in a certain proportion, with good electrical properties. Its manufac...[Details]
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The product development of general single-chip microcomputer application systems adopts a bottom-up process, that is, according to the application requirements, the corresponding slave devices are ...[Details]
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Although the EEPROM program I wrote before can be simulated successfully, it cannot be used when burned into the microcontroller. It is undoubtedly a timing problem. Today, I corrected the timing and ...[Details]
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Schematic Description:
1. The pin numbers of the common anode four-in-one 12-pin digital tube are: when the digital side of the digital tube faces the observer, the lower left corner is pin 1, ...[Details]
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The program originated from a competition project of my team. The project file is a large project with a lot of content written by other team members. It is not easy for me to post it directly, so I ...[Details]
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Although LG had previously announced that it would commit to bringing both AirPlay 2 and HomeKit support to certain 2018 TV models, LG now says it has no plans to do so. LG recently brought the App...[Details]
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Abstract: This article introduces the composition principle and implementation method of a parallel port-based multi-machine line communication system implemented using the three-state codec chi...[Details]