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...
According to foreign media reports, a new study conducted by researchers from the National Institute for Materials Science (NIMS) in Japan showed that in solid electrolytes, commercial silicon nanopa...[Details]
Circuit: Using AT89S52 single chip microcomputer. P3.0 to P3.3 are connected to four external buttons. P3.4 to P3.7 are the bit selection ports for controlling the four digital tubes, and P1 is the s...[Details]
Power supply
It is a voltage-stabilizing source based on light power supply, using optical fiber transmission, and the output voltage value is not affected by power grid fluctuations. It is a key...[Details]
At present, single bus communication uses a single signal line for communication. A single signal line can save input and output communication resources. It is not only simple in structure and low in...[Details]
1. There are two types of clocks under Linux: 1.1 Real-time clock RTC It is driven by the onboard battery "Real Time Clock" also called RTC or CMOS clock, hardware clock. When the operating syste...[Details]
According to media reports, it was learned from the National Market Entity Credit Information System that the "Global Energy Internet Group Co., Ltd." invested by the State Grid Corporation of Chin...[Details]
1. Power supply environment: single phase and three phase
Understanding the customer's existing power infrastructure is critical during the evaluation and sales process. While most sales c...[Details]
After a long time of trial and error, I finally managed to light up the LED on the ARM development board. Although it was a simple IO port operation, I had no experience before, so I wasted a lot of t...[Details]
There are many ways to classify regulated power supplies. According to the type of output power supply, there are DC regulated power supplies and AC regulated power supplies; according to the conne...[Details]
1. First of all, what is it? It is an instruction set. It is created by the ARM architecture to be compatible with application systems with a data bus width of 16 bits. It is a self-instruction se...[Details]
Well-known whistleblower @Evan Blass announced a new discovery on Thursday. He found a name displayed as "OnePlus 9R" on the OnePlus website, so he believes that the previously circulated OnePlus 9E/...[Details]
According to sammobile, Google has relied on Samsung to design and manufacture Tensor chips for the past two generations of products. There are rumors that Google may continue to work with Korean par...[Details]
According to foreign media reports, technology company Rikatec has launched its fourth industrial device of the same name as the company, Rikatec, which can help build a car fault detection informa...[Details]
Today, I want to talk about another important metric to consider when testing power supply performance: noise measurement. Where does power supply noise come from? Power supply noise is generated f...[Details]
Guangzhou, October 18, 2024 /PRNewswire/ -- On October 17, at the new product and service launch event of the 136th China Import and Export Fair (also known as the "Canton Fair"), SGS, an internati...[Details]
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