I'm using an atmel chip recently. Its internal eeprom writes data very quickly for the first time, but becomes very slow to write data to the same location afterwards. It takes about 8s to write 5K da...
RT, I'd like to share a board made by my dad's company. At the beginning of the development, they used a part that they had some stock on hand.
Motorola's six-NOT gate chip was finished, but it was di...
I have made a 12V/2A power supply. What is the range of the output ripple? Is the result of the ripple qualified? What else needs to be tested about this power supply?...
Live replay: Melexis explains the implementation and technical support of functional safety in semiconductor RD : https://training.eeworld.com.cn/course/5775...
module DSP_RST(input clk_25m, input RESETSTAT, //DSP reset status 0 means reset status 1 means working statusinput LOCKED, //Is the clock module normal?
output ref LRESETNMIENz = 1'b0,//局部复位管脚
output ...
We discussed the evolution of SD-WAN and how universal customer premise equipment (uCPE) is evolving along the same path to become the host of SD-WAN services. At the end of that blog post, we pointe...[Details]
Multi-device testing
TEC Testing and Control
Many laser diode modules are equipped with a semiconductor cooler (Peltier device). Generally, a TEC controller can be used to control the temperatu...[Details]
1. The principle of frequency converter
According to the energy conversion situation, frequency converters can be divided into two types: AC-AC frequency converter and AC-DC-AC frequency conve...[Details]
The purpose of the system power-off protection design is to adopt a mechanism to ensure the certainty of the system operation status and the integrity of the recorded data when the system loses power...[Details]
In embedded software technology, C++ language has high programming efficiency. However, to achieve high efficiency, there are still many issues that need special attention. First of all, we should ...[Details]
At the World Semiconductor Conference held in Nanjing, ASE Group Deputy General Manager Guo Guiguan delivered a report entitled "Development Trends in the New Era of Heterogeneous Integration". ...[Details]
Recently, according to foreign media reports, Dubai's Roads and Transport Authority (RTA) said that in order to fulfill its commitment to launch autonomous driving services in Dubai, Cruise has sent ...[Details]
To learn the boot process of ARM (Advanced RISC Machines), we mainly start from three aspects: boot mode, address layout and boot process. The boot process of 2440, 6410 and 210 is summarized in the ...[Details]
Xiaomi has confirmed that its only Mi Store in London, UK will officially close on March 5, 2020, Android Authority reports. Currently, the store's Twitter account is offline and the Westfield London...[Details]
Currently, lithium batteries are used more and more widely, from mobile phones, MP3, MP4, GPS, toys and other portable devices to gas meters that need to continuously save data, and the market capa...[Details]
Switching power supplies are used to control these power supplies. Due to their significant advantages, switching power supplies have become the standard power supply for most electronic products. ...[Details]
Brief review of performance.
The company released its 2014 annual report, with revenue of 3.062 billion yuan, a year-on-year increase of 44%, and net profit of 283 million yuan, a year-on-...[Details]
Abstract: This article shows how to use a high-voltage, high-current-drive operational amplifier to convert a voltage signal into a ±20mA or 4–20mA current signal for use in process-control indus...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
At BYD
Dream Day
in January this year
, Wang Chuanfu said that BYD was the first in the industry to propose the slogan "The first half is electrification, the second half is
intelligence...[Details]
Embedded System
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