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Numerically Controlled Oscillators (NCOs) are an important component and research content of software radio. They are widely used in DSP, such as signal modulation and demodulation in the communica...[Details]

Combining solar technology with architecture always inspires endless creativity. A novel design at the Intersolar North America exhibition caught people’s attention: replacing the building’s exteri...[Details]

Dutch scientists have developed the first single-element two-dimensional (2D) topological insulator germanene, which consists only of germanium atoms and also has the unique ability to switch between...[Details]

         Functional indicators 　　Compact, Low Cost, 5 V, Variable Gain Inverting Amplifier Using the AD5270/AD5272 Digital Rheostat and the AD8615 Op Amp 　　 Circuit Description 　　The circuit ...[Details]

1: Problem: I transplanted the assembly function: OSStartHighRdy, as shown below, but found that it could not run correctly when there was only one task, OS_TaskIdle.  .globl OSStartHighRdy    .type...[Details]

The hardware environment uses STM8SF103, and the voltage is 3.3V. What needs to be noted in the circuit is that the IO of the STM8SF103 series can only be pulled up and floating input when used as ...[Details]

　　Many electronics enthusiasts have this experience: although mid-range and high-end digital multimeters have capacitance test gears, the measurement range is generally only 1pF~20µF, which often can...[Details]

1 Introduction The rapid development of embedded systems has greatly promoted the development of ARM embedded microprocessors. Most of the previous embedded systems adopted CISC architecture. ...[Details]

Steam is generally measured by flowmeters. However, due to many factors, measurement problems often occur in steam metering in industrial production. Steam measurement is a critical link, which is rel...[Details]

Mechatronics has become a keyword for innovative control and regulation technologies in automotive applications. People are gradually putting forward higher and higher requirements on innovative cont...[Details]

According to foreign media reports, the US Patent and Trademark Office announced 68 newly granted patents by Apple. Two of them cover Apple's semi-automatic or fully automatic electric vehicles (Tita...[Details]

1. Technical principles, characteristics and applications of ferroelectric memory  The core technology of ferroelectric memory (FRAM) of Ramtron Corporation in the United States is ferroelectric crys...[Details]

Starting from the last week of March this year, personnel from the central and local levels of the radio and television system gathered in Beijing, meeting one after another, starting with the two-da...[Details]

        Last November, Japanese high-end home appliance company Balmuda released its first Android phone, called the Balmuda Phone. 　　Balmuda Phone is a small and cute phone with a 4.9-inch 1080p s...[Details]

As shown in Figure 1.52, La is composed of n1 and n2 windings, among which C2 and n2 windings together form a negative feedback control channel to improve the voltage stability of the purification po...[Details]