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On May 15, local time, the U.S. Department of Commerce announced that it would strictly restrict Huawei's use of U.S. technology, software design and manufacturing of semiconductor chips. Any related...[Details]
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By mid-2021, shortages and price increases are no longer uncommon in the power semiconductor field. Imported IGBTs were out of stock in the second half of 2019, and MOSFETs also entered a shortage cy...[Details]
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Speaking of additive manufacturing, we have to mention a term - "3D printing". As early as 2012, the United States established additive manufacturing technology as the first manufacturing innovation ...[Details]
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Since cars consume large amounts of electricity, only battery technologies with high power density are desirable, and since cars need to be used every day, the batteries must be rechargeable. Howev...[Details]
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; STEP_3.ASM (12C508 / 12C509) ;
; Controls a stepping motor driver on GPIO bits 4, 2, 1 and 0.
;
; The direction is controlled by a switch on GPIO bit 3. Bit 5 is not
used.
;
; (Typical d...[Details]
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Only by understanding the various performance indicators of the oscilloscope can the test be carried out smoothly. Today, we will share with you what is automatic triggering and what is normal trigge...[Details]
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This article introduces the specific application of Lon Works technology in smart home through a specific example. LON bus is a means of realizing distributed monitoring system launched by ECHELON ...[Details]
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Achieve a 48x color wheel effect through RGB-LED light source
The DLP (Digital Light Processing) image projection system developed by Texas Instruments includes two types of products: a 3-pane...[Details]
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1 Introduction
DC
regulated power supply
is a commonly used electronic device to ensure stable output voltage when the grid voltage fluctuates or the load changes. Low ripple, high-p...[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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1. Diode The open circuit voltage of the diode range of the digital multimeter is about 2.8V. The red test lead is connected to the positive and the black test lead is connected to the negative. ...[Details]
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Introduction Software reliability has always been a critical issue. Anyone who uses software may experience the problem of a computer freezing or a program running away, and this situation also exi...[Details]
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Recently, Lenovo sent a lawyer's letter to Framework, saying that the power button on the latter's PC protective case is very similar to the icon of its brand "LEGION". This icon is a circular icon w...[Details]
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1. The following controller is for PIC16F72 microcontroller
The static current of the controller should be within 50MA. The current of the motor at the highest speed without load is generally ...[Details]
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As a wireless communication technology, ultra-wideband (UWB) technology has also attracted more and more attention in short-range indoor high-speed wireless communication. According to FCC regulations...[Details]