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On August 30, a symposium of the main leaders of large-scale key power supply enterprises of State Grid Corporation of China was held in Beijing. The meeting thoroughly implemented the decision-mak...[Details]
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Most engineering labs have digital oscilloscopes, but many engineers don’t fully explore their capabilities. One of the more interesting features of a digital oscilloscope is its math channel, which ...[Details]
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BYD recently announced its sales data for January 2023. Passenger car sales were 150,164 units, a year-on-year increase of 57.8%, of which 10,409 units were exported. As the global sales champion o...[Details]
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The first step is to remove the motor back cover and the encoder back cover.
Step 2: Loosen the encoder mounting screws.
The third step is to rotate the motor rotor shaft so t...[Details]
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Differential protection is the main protection of the transformer, and its working condition is very important to the normal operation of the transformer. In order to ensure that the differential prot...[Details]
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UPD78F9222 fluorescent lamp dimmer solution
This solution is based on UPD78F9222 to realize the adjustment of fluorescent lamps. The adjustment supports manual and infrared methods, and can provide...[Details]
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Table of contents 1. Initialize I2C 2. Start the transfer 3. Data sending process 4. Receive data 5、Code 6. Note: For those who have experience in embedded development, I2C is a communi...[Details]
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The S3C2440 chip only provides 27 address lines on the pins provided to the outside. The 27 pins on the chip can only access 128MB of peripheral space. In order to expand the access range of peripher...[Details]
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Recognized for outstanding performance in NPI and customer growth July 6, 2022 – Mouser Electronics, the industry’s leading New Product Introduction (NPI) distributor with the widest selection of s...[Details]
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software: IAR 7.4 STM32CubeMX 4.14.0 hardware: STM32F103VBT6 The schematic diagram is basically the same as the manual, except that the pull-up resistor is not 10K or more as recommended by the man...[Details]
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According to foreign media reports, following the previous suspension of all new business in Russia and Belarus, Siemens CEO Roland Busch recently revealed that the company's existing long-term servi...[Details]
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1 Introduction
Improving the power factor of the switching power supply can not only save energy, but also reduce the harmonic pollution of the power grid and improve the ...[Details]
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Recently, MediaTek has joined hands with Tuya Smart, a global AI+IoT smart platform, to expand NB-IoT applications to more smart devices. Tuya Smart connects to Tuya Cloud based on the MediaTek MT262...[Details]
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Abstract: To reduce the instantaneous current demand on the DC inverter, the DS3984/DS3988 cold cathode fluorescent lamp controller uses a sequential start burst dimming method to control each chan...[Details]
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Hardware platform: S3C6410
Operating system: Ubuntu, Windows
Board system: Android
Development tools: jdk, ndk, eclipse
本次測试从linux内核模块编译開始。以S3C6410的pwm驱动...[Details]