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The frequency measurement method usually uses edge triggering to measure the pulses of square wave signals, so its accuracy is much higher than that of other physical quantities. In addition to the fr...[Details]
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Using stc89c52 microcontroller, the circuit is very simple, using eight-bit common anode digital tube, P0 port is the segment selection of the digital tube, P2 port is the bit selection. Use key1...[Details]
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my country's BeiDou-3 global positioning system has officially started construction, and plans to launch four global networking satellites by the end of this year. Let's follow the security electro...[Details]
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Abstract: This article introduces a low-cost solution that uses the serial interface of the AT89S8252 microcontroller and the intelligent temperature patrol detector (XJ-08S) to communicate with...[Details]
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UCD3138 isthe latest generation of digital power controller launched by Texas Instruments , which was officially released in the first quarter of 2012. Compared with the previous generation of ...[Details]
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Recently, digital blogger @数码闲聊站 broke the news that the folding screen project has made new progress and is scheduled to be launched next year. The current engineering machine is testing the inward ...[Details]
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The IP (INGRESS PROTECTION) protection level system was drafted by IEC (INTERNATIONAL ELECTROTECHNICAL COMMISSION). Electrical appliances are classified according to their dust and moisture resistance...[Details]
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Part 01 ● GPU main uses and related API standards ●
The main uses of GPU explored in this issue include: graphics rendering, computing acceleration, and video encoding and decoding.
Graph...[Details]
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According to foreign media reports, self-driving cars are not yet ready for large-scale commercial deployment, but as technology advances, most companies hope to develop multi-layered safety technolo...[Details]
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Bluetooth Low Energy Tire Pressure Monitoring System (BLE TPMS) Sensata Technologies has developed a Bluetooth Low Energy (BLE) tire pressure monitoring system (TPMS) to cater to the market trend...[Details]
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Introduction: The safety of driverless technology has always been a concern of the public. Recently, Aptiv, an American driverless technology company, released a large amount of road test data, which...[Details]
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The iic.h file is as follows:
#ifndef _stm32f103_myi2c_h_
#define _stm32f103_myi2c_h_
//IO direction setting
#define SDA_IN() {GPIOB- CRH&=0XFFFF0FFF;GPIOB- CRH|=8 12;}
#define SDA_OUT() {G...[Details]
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Who is better at autonomous driving assistance? Let’s compare Tesla, Huawei Wenjie, Xpeng, Weilai and Ideal. First of all, Tesla was relatively powerful in the early days. It can be said that it ha...[Details]
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This paper introduces the design and implementation of an embedded speech recognition module based on ARM. The core processing unit of the module uses ST's 32-bit processor STM32F103C8T6 based on th...[Details]
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There are significant differences between the 6410 DMA controller and the 2440 DMA controller.
DMA operation steps in S3C6410:
1. Decide whether to use secure DMAC (SDMAC) or general DMAC...[Details]
Analog electronics
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