1. Hardware
1. PCF8574 Description
I have a pcf8574 IO expansion board, which was originally used to drive 1602. Unfortunately, I found that 1602 was broken and could not light up. So I could only use...
This content is originally created by EEWORLD forum user cxmdz . If you want to reprint or use it for commercial purposes, you must obtain the author's consent and indicate the source...
Abstract: Modern signal processing systems usually require high-speed data communication between different processors. The SRIO protocol is widely used due to its high efficiency and low latency. This...
Dear teachers, how do you choose the filter capacitor for the bridge rectifier circuit?
When calculating the filter capacitor after bridge rectification, it is often necessary to first set a time cons...
This kind of signal appears during simulation, like oscillation. The actual circuit built also has this problem. It looks like the noise is very loud, and I can't find the reason. This kind of signal ...
When developing an embedded system, one of the options is to base the computing hardware on a microcontroller rather than a microprocessor MPU. Both approaches have their appeal, but generally they wi...
The launch ceremony of Uzbekistan UMS, a super SIM card under Unigroup Guoxin, was held grandly. This is the first time that the card has entered the overseas market. Uzbekistan is the most populou...[Details]
As a mobile phone manufacturer, Xiaomi has always had the ambition or dream to make chips, but the road to pursuing the dream has not been smooth in recent years. Recently, Lei Jun, chairman and CEO ...[Details]
my country is a country with many rivers, frequent floods and a lack of water resources. With the in-depth development of water conservancy projects in my country, long-distance and ultra-long-dist...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
This is the fifth time that Xu Jiayin, chairman of the board of directors of Evergrande Group, has acquired a company related to the automotive business this year. On the evening of May 30, Evergrand...[Details]
LED lighting will replace mainstream incandescent lighting and other lighting technologies and occupy a dominant position in the market. But the transition from old technology to new technology w...[Details]
According to news on October 20, Japanese automaker Toyota said on Thursday that they have signed an agreement to adopt Tesla ’s North American Charging Standard (NACS) technology starting in 2025 ....[Details]
Unconditional transfer instructions (1) Short transfer instructions AJMP addr11 (2) Long transfer instructions LJMP addr16 (3) Relative transfer instructions SJMP rel If you analyze th...[Details]
Despite the progress made by the automotive industry in reducing the cost of automotive batteries, the battery is still the most expensive component in an electric vehicle. But it can also be the mos...[Details]
Huawei and South Korean sunglass company GENTLE MONSTER have jointly launched the smart glasses Eyewear, which will be officially sold in China in mid-September 2019 at a price of RMB 2,499, or about...[Details]
In fact, electronic engineers put a bunch of devices together, inject ideas (programs), complete the functions that these devices cannot complete when separated, and make a finished product. The high...[Details]
Recently, ARM Technology (China) Co., Ltd. (hereinafter referred to as "ARM Technology") and C-Core Technology (Shanghai) Co., Ltd. (hereinafter referred to as "C-Core Technology") announced to deepe...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
A multimeter is a common measuring tool used by electricians. It can be used to measure parameters such as voltage, current, and resistance. A soft starter is a device used to start a motor. It can...[Details]