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1. Clamp ammeter function When using an ammeter to measure current, the power must be turned off and the circuit disconnected before the ammeter can be connected for measurement. In situations where ...[Details]
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Hisilicon Hi35xx sample program usage instructions 1. Sample program file structure description sample # MPP sample program |-- common # Common functions used by hi35xx sample program |---...[Details]
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Recently, China Mobile's One OS Internet of Things operating system announced that it has officially joined the China RISC-V Industry Alliance. It will leverage its chip adaptation and software ecos...[Details]
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Foreign media 9to5 Mac reported that HomePod is about to reach a month as Apple's discontinued product. Unlike the iMac Pro, which disappeared from Apple's official stores within 13 days, the w...[Details]
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Flyback is a common power supply design method. Flyback is to release the stored energy by outputting the secondary when the primary is de-energized. In the flyback power supply circuit, there ar...[Details]
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Timing and protocol are two key points in digital system debugging, and they are also where logic analyzers can play their most valuable role. How can we use a logic analyzer to quickly complete wiri...[Details]
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1.PIC16F877A microcontroller framework 1.1 Why is the performance so high? The reason why PIC microcontroller has high performance is that it has the following characteristics: The internal struct...[Details]
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On the evening of April 28, Goertek disclosed its 2021 semi-annual performance forecast and the first quarter report of 2021. It expects the net profit attributable to shareholders of the listed comp...[Details]
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Starting from the second half of 2019, mobile phones have officially entered the 100-megapixel era. Xiaomi CC9 series, Xiaomi MIX Alpha, Samsung Galaxy S20 Ultra, Motorola Edge+, Xiaomi 10, X...[Details]
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According to Jiwei.com, Jiangxi recently released the first batch of provincial key construction project plans for 2021. This batch of key construction projects has 461 projects, with a total investm...[Details]
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The figure shows the schematic diagram of a domestic (Shenzhen Huawei) inverter. The names of the components in the figure have been marked, and DSP is a microcomputer programmer.
The freque...[Details]
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Remember the Uber self-driving car accident that killed a pedestrian more than two years ago? The latest news is that on September 15 this year, the Arizona grand jury decided to indict Rafael Vasque...[Details]
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Half of 2019 has passed, and the auto market is still in a competition of strength. In the past two years, with the gradual maturity of the development of pure electric vehicles, the overall environm...[Details]
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STM32F103 has dual DAC channels, using DMA to achieve 2 waveform outputs #include "stm32f10x.h" //DAC1,2 initialization void dac_init(void) { RCC- APB2ENR |= RCC_APB2ENR_IOPAEN; //Tu...[Details]
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Temperature detection sensor elements are devices used to measure temperature and are widely used in industry, medical treatment, scientific research and other fields. This article will introduce i...[Details]