LM311 is a voltage-frequency conversion chip produced by National Semiconductor (NS). After National Semiconductor was acquired by Texas Instruments (TI), it became a product produced by Texas Instrum...
In the same batch of boards, other boards can work normally, but one board cannot communicate with the processor. Reading the registers shows all zeros, and the Linux system of this board cannot find ...
The modelsim simulation of the shift-add multiplier written in vhdl does not meet expectations. I can't find the problem myself, and hope to get your advice
Original code
LIBRARY IEEE;
USE IEEE.STD_LO...
When testing the ESP32 micropython network application, I found a problem: ESP32 is set as AP, and ESP32 is used as the server. The mobile phone is connected to ESP32 normally, and the mobile phone is...
When developing applications using FreeRTOS, after the multi-task scheduler is started, since each task has its own stack space, the C startup stack is no longer used, reducing the amount of RAM avail...
Summary: With the advancement of urbanization and industrialization, the number of power cables in distribution networks is increasing, so the reliability of power cables has attracted more and more ...[Details]
In view of the problems in the actual FPGA development process, such as difficulty in locating faults, long compilation time after repeated code modification, and inability to confirm fault solut...[Details]
introduction
As the computer industry moves toward DC-DC converters capable of delivering up to 200A at 1V, PCB layout techniques need to meet the requirements of this challenging new conve...[Details]
The VLSI Symposium will be held June 12-17 at the Hilton Hawaiian Village in Honolulu. Samsung will present 18 papers at the conference. In the DRAM memory category, Samsung will release "A 16 GB 1...[Details]
Solar panel devices usually don't consider their appearance too much, but a team from NASA has developed a solar panel device with a rather exquisite appearance. Brian Trease, a mechanical engineer...[Details]
Motherboards have always been a major hub for high-speed serial buses, and a battleground for high-end oscilloscope manufacturers. However, general users rarely pay attention to the technology behind ...[Details]
1. Introduction ET3255 is a 5.5-digit (220,000 count) dual-display true RMS digital multimeter. This series of meters uses STM32 chip with external dual-integral AD to provide accurate measurement an...[Details]
1. Introduction Theoretically, the maximum transmission distance of RS-485 is 4000 feet (about 1219 meters), and the maximum transmission rate is 10Mb/s. However, the transmission distance of its bal...[Details]
I2C Bus Protocol Overview: I2C (Inter-Integrated Circuit) bus is a two-wire serial bus developed by PHILIPS, used to connect microcontrollers and their peripherals. It is a bus standard adopted by th...[Details]
Beijing, December 22, 2022 - In 2022, China's automobile market has experienced challenges such as core shortages, rising raw material prices, and supply chain factory shutdowns, but the pace of inte...[Details]
1. Introduction
UCC3895 is a phase-shifted resonant full-bridge soft-switching controller produced by Texas Instruments, USA. This series of controllers adopts advanced BCDMOS technology. The...[Details]
555 forward drive power supply circuit
In the drive design, a stable power supply is the guarantee for the normal operation of IGBT, as shown in Figure 4. The power supply adopts forward conver...[Details]
Israel’s Polyn’s neuromorphic chip has been successfully packaged and evaluated, bringing TinyML, or tiny machine learning technology, another step toward becoming more mainstream.
TinyM...[Details]
After completing the porting of Linux 2.6.39, we will first create an NFS file system, using the file system created in the document "Building a Minimal Root File System.doc" (201407090326_fs...[Details]
The differences between servo presses and ordinary presses are mainly reflected in the following aspects:
How it works
A servo press is a press driven by a servo motor. Its work...[Details]
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