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Recently, Jinsheng Intelligent issued an announcement stating that based on the actual situation of business development and future strategies, it plans to change the company's full name and stock ab...[Details]
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On the morning of September 13, Apple's fall conference is about to be held. Mig Chi Kuo, an analyst who focuses on Apple's industrial chain, once again released a research report, predicting w...[Details]
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On August 8, Samsung held a new product launch conference in the United States and officially released the new Note10 series. As we all know, in addition to holding new product launch conferences ove...[Details]
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Oxygen is an important substance for human metabolism. Brain tissue has a high metabolic rate and consumes about 20% of the total oxygen in the body. In the clinical rescu...[Details]
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AVR port is a true bidirectional port, unlike 51 pseudo bidirectional. This is also an advantage of AVR, just pay attention to DDRn when operating. True bidirectional port is not as convenient as pse...[Details]
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1. From the document, we can know that mini2440 has a total of 5 timers. As shown in the following figure: Among them, the four registers of timer 0, 1, 2, and 3 have output pins, which are combine...[Details]
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Semtech Releases LoRa® Private Network Reference Design for China to Meet Local Application Expansion Needs Lower system cost, low latency, support for downlink control and low power consumption ...[Details]
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Having written the helloworld driver, let’s write some real drivers. The simplest one is the LED driver. Refer to the mini2440 LED driver writing method. Write a hybrid driver (for the first simpl...[Details]
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1. Preparation 1.1 Determine the model of the robotic arm controller The laboratory robot controller is a standard type, and the IO type is NPN. 1.2 Mini IO Description Used to determine the I...[Details]
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The S3C2440 timer source program is as follows: ;************Port address and data symbolization definition area********************** pWTCON EQU 0x53000000 pLOCKTIME EQU 0x4c0...[Details]
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Generally, a differential mode filter is added to the circuit shown in FIG1 to attenuate differential mode interference. Usually, the design of the differential mode filter is shown in FIG3.
Fi...[Details]
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There are not many manufacturers of spectrum analyzers. The spectrum analyzers we usually know are Hewlett-Packard (HP's test equipment is now separated from Agilent), Marconi, Huimei, and the homema...[Details]
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Designing a device that measures heart rate and blood oxygen saturation (SpO2) from a finger can be challenging. Through a principle called photoplethysmography (PPG), optical biosensors measure he...[Details]
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After Apple’s spring conference, the next blockbuster mobile phone product will have to wait until the autumn conference in September, when the iPhone 14 series will be officially unveiled. A...[Details]
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EcoSiC™ products produced by ROHM, a world-renowned semiconductor manufacturer, SiC MOSFET and SiC Schottky barrier diode (hereinafter referred to as "SBD"), are adopted by the "HFA/HCA series" 3.5...[Details]
RF/Wirelessly
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