As shown in the figure, when the positive input pin is floating (not connected to V1), the ground voltage at A is 7.721V. Where does this high voltage come from? Because my system does not have such a...
1. RF Powered-up radio frequency enablement failed (Dev mode)[error]:Cause: The firmware file burned into AWR1243 is loaded incorrectly
Solution: Correct firmware program file path:The DFP installatio...
Digital tube is a commonly used display device. When using it, it is necessary to match the LED with a current limiting resistor, and add a driving circuit when using a multi-digit digital tube. For e...
Bought this brand new, unpacked it just a week ago, powered it up just a few times, upgraded it to 200M, turned on all options, installed a better one, and now I'm selling this one as it's idle. I'm p...
I am using ATMEGA8a. There is no problem with single key press. But I have been working on the continuous code for several days but still can't figure out how to identify the continuous code. Could yo...
In a 24V environment, NE555 is used. The maximum voltage of NE555 is 15V, and the working current is 10~15mA. Add the current used for NE555 output, which is about 100mA.
I used a 78L12 to convert 24V...
1 ARM7TDMI Introduction ARM7TDMI is a classic general-purpose 32-bit microprocessor that uses a reduced instruction set (RISC) and pipeline structure. Typical applications include GPS, PDA, two-way...[Details]
Flow measurement and liquid level measurement in industrial production are the two most important production data, and sometimes they are even used to measure the performance indicators of a d...[Details]
Everyone is familiar with solar water heaters. In our daily life, this is an indispensable household item, and it has entered more and more households. Next, we will compare air-energy water heater...[Details]
According to Jiwei.com, the pandemic has caused a global economic recession, and the pandemic has also brought digital applications into people's lives in an unexpected way, driving the semiconductor...[Details]
As a long-established AI B manufacturer of AMD , Dylan has been one of the top brands of A-cards in the hearts of gamers for many years. However, due to the adjustment of the Dylan brand this year, t...[Details]
Today I found that after CCP turns on PWM mode, the output is a fixed pin. Taking PIC16F690 as an example, RC5 is a fixed PWM output pin. /**********************************************************...[Details]
The national standard CISPR16 standardizes automatic EMI measurement. All operators and system integration engineers must comply with these series of standards. In this way, the test results of the ...[Details]
According to the Ningbo Beilun District Government, at the end of 2018, SMIC Ningbo N1 production line was officially put into production. The N2 project was also launched in April this year and is e...[Details]
Why is sampling rate so important?
Real events are dynamic and occur in real time. So shouldn’t your oscilloscope also be equipped with the appropriate technology to capture dynamic sign...[Details]
IT Home reported on April 11 that according to TheElec, Mizuho Securities said that Samsung is expected to purchase 6.5 million smartphone OLED panels from Chinese display panel manufacturers BOE and...[Details]
In 1249, the Swedish regent Birger Jarl led his army into Finland. Since then, Sweden began to rule Finland for 600 years until it was defeated by Russia in 1808. The historical disputes have made th...[Details]
According to foreign media reports, on Tuesday local time in the United States, Anthony Levandowski, a well-known Silicon Valley self-driving car technology expert, was charged by federal prosecutors...[Details]
2.2 Design 2.2.1 Design content The content of this paper is to develop a portable automobile instrument test system based on LabVIEW. Therefore, we must first study the types and structures ...[Details]
1. Pinout After the STM32F10x series MCU is reset, PA13, PA14, PA15, PB3, and PB4 are set to JTAG download and debug functions by default and cannot be used as ordinary IO ports. Sometimes, in orde...[Details]
On October 30, the second batch of enterprises settled in Yibin Energy Storage Industrial Park held a centralized start-up event. Municipal Party Committee Secretary Fang Cunhao attended and announced...[Details]