[backcolor=rgb(255, 229, 0)][font=Arail, 微软雅黑][b]A good and qualified device package should meet the following conditions: [/b][/font][/backcolor] [font=Arail, 微软雅黑][size=12px]1. The designed pad shou...
Please teach me how to implement this program according to the requirements. Thank you very much~ 1. Technical requirements: Press the "1" key (two long), chips A1 and A2 (in working state, the same b...
[img]file:///C:\Users\luo\AppData\Roaming\Tencent\Users\644175554\QQ\WinTemp\RichOle\K6S$K7]2O6I)Z2MWV~W@~W7.png[/img] Does the semicolon-like label in the red box mean that this line is a bus?...
We use the double-plate model to derive the transcendental equation of the locked ferrite phase shifter. According to the transcendental equation and the parameters of ferrite, the locked ferrite phas...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[Details]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
introduction
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[Details]
Button cells (also called button cells) are those batteries with equal or larger diameter and height. The current size range of alkaline button cells is specified as follows: diameter 4.8mm-11.4mm,...[Details]
1. Introduction
With the continuous development of modern urban construction, infrastructure and real estate are becoming increasingly prosperous, and the quality requirements for construction ...[Details]
The Portland Group, a leading provider of graphics processing units (GPUs) and graphics accelerators, has announced the availability of its PGI Accelerator™ Fortran and C compilers that support the...[Details]
1. Project Introduction
Energy consumption is an important controllable part of the cost of enterprise products. Reducing energy consumption is an important way for enterprises to reduce costs...[Details]
The coking workshop of Tianjin No. 2 Gas Plant is the core of the whole plant's production and an important source of economic and social benefits. Its production automation level and management an...[Details]
1. Composition of product standard system
LED is a new type of lighting appliance product. LED products include the LED itself, the supporting control devices and the lighting products that us...[Details]
PCB Design
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