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1. Preliminary Knowledge When writing ARM9 bare metal programs, reading and writing a register can be implemented using the following code: For example, to read and write the value of the UART_ULCON1...[Details]
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The so-called TWS Bluetooth chip is a main control chip designed specifically for TWS Bluetooth headsets. This is a product category that came out with Apple AirPods. Because of the rapid market grow...[Details]
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We have shared with you the decoding operation of the SD_SD protocol, in which we mentioned that the SD_SD protocol has three trigger modes. Today we will see how to trigger the SD_SD protocol. I...[Details]
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On September 27, DENSO announced that it has expanded the detection angle of its vision sensor, improving the sensor's ability to identify pedestrians and bicycles around the vehicle, thereby improvi...[Details]
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Structure:
In the development of single-chip microcomputers, we often encounter the need to initialize a peripheral, such as a serial port. Its initialization state is determined by several p...[Details]
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Radio frequency identification (RFID) is a contactless automatic identification technology that automatically identifies the target object and obtains relevant data through radio frequency signals. Th...[Details]
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At the OPPO Developer Conference, OPPO officially reviewed the technologies that ColorOS has opened to third parties. Let’s take a look: 1. System Album ColorOS was the first to open up the system ...[Details]
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The SysTick timer is bundled in the NVIC and is used to generate the SYSTICK exception (exception number: 15). In the past, most operating systems required a hardware timer to generate the tick inter...[Details]
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Detecting Intermittent Ground Faults with Arcs Using CompactRIO
Authors:
Christoffer Örndal - Department of Measurement Technology and Industrial Electrical Engineering, Lunds Unive...[Details]
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Assembly language (English: assembly language): Any low-level language used in electronic computers, microprocessors, microcontrollers, or other programmable devices. In different devices, assembly l...[Details]
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What is characteristic impedance?
Characteristic impedance (also called characteristic impedance) is a concept in the VHF and UHF range. It is not DC resistance. It belongs to the c...[Details]
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1. Push-pull output: can output high and low levels and connect digital devices; push-pull structure generally means that two transistors are controlled by two complementary signals, and one transisto...[Details]
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0 Introduction
The LED display screen is mainly composed of three parts: current drive circuit and LED dot matrix array, control system and PC management software (Figure 1). The control system...[Details]
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After the RF signal is input to the attenuator, it is divided into two paths and input to the high and low bands respectively. In the low band, the signal with a frequency of 9kHz to 2.95GHz is switc...[Details]
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Design of Networked Intelligent Temperature Sensor Based on LPC2210 and DS18B20 Time: 2010-07-30 08:38:04 Source: Author: Sensors, as an important tool for obtaining information, play a significant...[Details]
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