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[i=s]This post was last edited by SHU_2017 on 2018-12-5 08:49[/i] Background: I designed a vehicle controller to control the movement of three motors. I have encountered the problem of insufficient po...
Hello everyone, for the initial study of SAE1939 protocol, thank you for your help. Please forgive me for any mistakes in the expression. For example, the figure above {:1_138:} is obtained from the q...
AD5621+THS4052ID expects the output voltage range to be -10V to +5V. During debugging, the +-12V current of the op amp is about 10mA, which is basically normal, but the THS4052ID is abnormally hot, ve...
The P6139B probe is a high-bandwidth, high-impedance, 10x passive voltage probe with 10MΩ input impedance, a smaller probe tip and a thinner probe front for easy probing of dense circuits, and suppor...[Details]
1. Interruption The figure above is a schematic diagram of the interrupt process. The request source that generates the interrupt is called the interrupt source, and the processing request made by ...[Details]
T-Platforms, a Russian company that planned to build an Exascale supercomputer with domestic CPUs, declared bankruptcy this week because the company's assets cost less than its debts. T-Platforms is ...[Details]
introduction
The household metering method of centralized heating is an energy-saving and environmentally friendly heating metering system. According to the "Interim Measures for Urban Heating...[Details]
According to reports, JP Morgan analysts said today that Facebook's parent company Meta Platforms will use Broadcom's custom chips to produce its "Metaverse" hardware, which means that Meta Platforms...[Details]
Expanding on the calendar clock introduced last time: let it have the function of detecting atmospheric temperature and humidity, running 24 hours a day without interruption and regular detection, ...[Details]
The well-known market organization Canalys recently released an analysis report on China's domestic smartphones. China's smartphone market shipped 83 million units in the third quarter, a 15% decreas...[Details]
Nowadays, cars are not just a simple means of transportation. Many car owners regard their cars as mobile homes and install various small appliances on their cars. In this case, car inverters are v...[Details]
According to foreign media reports, market research firm Canalys released its latest report showing that in the second quarter of 2019, global smart speaker shipments totaled 26.1 million units, a ye...[Details]
Bit components and word components Soft components such as X, Y, M, S that only process ON/OFF information are called bit components; while soft components such as T, C, D that process numerical va...[Details]
1. Design introduction Currently, a heart rate detector is implemented based on STC89C52 microcontroller and PCF8591, PulseSensor heart rate sensor, SSD1306 OLED display and other components. The det...[Details]
Some time ago, I have been adjusting the SDRAM and VGA drivers. After a long time and referring to a lot of materials, I finally figured out my ideas. However, since I don’t have the relevant hardwa...[Details]
After a few days of learning AVR microcontrollers, I used ATMEGA16, LCD screen LC1602, temperature acquisition module DS18B20, clock module DS1302, 5V boost IC, three buttons, and some electronic com...[Details]
Overview In traditional radio architecture, four antennas are connected to The sound system required up to 20 meters (60 feet) of copper cable. The new architecture separates the tuner from the so...[Details]
The entire construction team of the Rongke Energy Storage Equipment Manufacturing Project is working hard to seize the critical window period and sprint to the fourth quarter, laying a solid foundatio...[Details]