Original URL: https://zhuanlan.zhihu.com/p/85308440Figure 2-1 is a simplified block diagram of a superheterodyne spectrum analyzer. "Heterodyne" means mixing, that is, converting frequencies, and "sup...
TDA2030 is an audio amplifier circuit, which adopts V-type 5-pin single in-line plastic package structure. As shown in the figure, it can be divided into H type and V type according to the shape of th...
I originally wanted to establish a Bluetooth broadcast function, using a connectionless method to broadcast sensor data to a mobile phone. I searched around in NXP Rapid IoT but didn't find a function...
This is a simulation experiment of the LM358 Howland circuit that I did. I found that the voltage is normal below 5V, but it is saturated when it exceeds 5V. How do I calculate the saturation value of...
Tenesol, a turnkey PV system and module supplier, has launched a PV support anti-theft device. The S-TESunGuard device uses self-destruct bolts, a welded U-frame, and stainless steel links to remot...[Details]
On June 5, the latest data released by international market research organization SNE Research showed that
the total usage of
electric vehicle
(EV, PHEV, HEV)
batteries
registered glob...[Details]
May 19 news This morning, vivo officially announced the vivo X series summer new product launch conference: the most anticipated vivo X50 series flagship imaging mobile phone will meet with eve...[Details]
According to foreign media reports, Bentley is working with LifeScore, a key player in the adaptive music field, to create soundtracks based on the driver's input information and driving style. The ...[Details]
Canada's two largest telecommunications companies have ruled out Huawei equipment and chosen to work with Sweden's Ericsson and Finland's Nokia to build 5G networks, Reuters reported. Canada's Bell...[Details]
With the popularity of embedded products, power management development and design have become the focus and important part of embedded system development. Because embedded devices are increasingly ...[Details]
In order to ensure that the EPS emergency power supply is better applied to the fire emergency system, the EPS emergency power supply needs to be inspected and tested before or during use. The fo...[Details]
Honor will hold a global launch conference in London on May 21, and then a domestic launch conference in Shanghai on May 31. The protagonist of the launch conference will be the new Honor 20 series. ...[Details]
Product Description Features Application Field Application Schematic Diagram
AP5125 is a Buck-type LED constant current driver with a simple peripheral circuit and an average current detection...[Details]
Recently, TUV Rheinland Group (hereinafter referred to as "TUV Rheinland") issued the ISO 26262 functional safety management certificate to Huawei Technologies Co., Ltd. (hereinafter referred to as ...[Details]
The program status word PSW is an 8-bit register used to store the status information of the program running. The status of each bit in PSW is usually automatically formed during the execution of ins...[Details]
According to reports, Samsung Electronics of South Korea recently released the world's first 0.8um-class image sensor with 64 million pixels . This is Samsung Electronics' challenge to becom...[Details]
1 Introduction
In view of the limited internal BlockRAM in FPGA, we propose a method to improve the design by combining FPGA with external SRAM, and give some VHDL programs.
2 Hardware Design
...[Details]
When designing
the size of
an LED display
, there are three important factors:
(1)
the content to
be displayed
(2) the space conditions
(3) the size of the LED displ...[Details]
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