[font=Verdana, Helvetica, Arial, sans-serif]I encountered a situation when I was working on a project recently. The circuit board was outdoors. The 6 AD pins of Arduino read the voltage value of the p...
I wrote a linux interrupt driver. The driver function is to apply for a waiting queue using DECLARE_WAIT_QUEUE_HEAD(). In the read() function, wait_event_interruptible() is used to make the program wa...
Looking for a decrypted version of PCB software. In recent years, Protel has been fighting against piracy. I heard that Protel 2004 and AD6.0 have backdoors that will leak information from the company...
[i=s]This post was last edited by paulhyde on 2014-9-15 08:54[/i]This post is specially designed for the National Electronic Circuit Design Competition in September this year, so that everyone can be ...
[i=s] This post was last edited by dontium on 2015-1-23 13:10 [/i] [align=center][font=微软雅黑][size=4][b]Everything is about DAC application [/b][/size][/font][/align][align=center][b][font=微软雅黑][size=4...
[color=#000]Start the timer through the interrupt of P1 port, and then use the timer interrupt to continuously scan the corresponding port status to determine the key[/color] [code]//Timer setting voi...
China Energy Storage Network News:
On April 24, State Grid Corporation of China (hereinafter referred to as "SGCC") and China Southern Power Grid Co., Ltd. (hereinafter referred to as "CSGC")...[Details]
When
artificial intelligence
can help humans take on some work, we always divide the responsibilities of both parties very clearly. When humans work, we rarely see
artificial intelligen...[Details]
1. Purpose Since the number of times the STM32 FLASH can be erased and written is limited, in order to protect our FLASH and extend the use time of the MCU, we can debug on the SRAM. SRAM is a ...[Details]
Recently, the " ZTE
incident"
caused by the Sino-US trade war
has caused heated discussions in the electronics industry. It not only reflects that Chinese companies are lagging behind in the...[Details]
In Windows environment, the source code is encoded in UTF-8. If the source file created by STM32CubeMX contains Chinese comments, then using STM32CubeMX to regenerate the source code will cause the C...[Details]
This is also a routine in the development board, with explanations of the key points. The program is as follows: /********************************************************* Program notes: First...[Details]
WPG Holdings announced that its subsidiary Youshang has launched a wireless smoke alarm solution based on STM and Semtech . With the development of the national economy and the enhancement of...[Details]
China Energy Storage Network News:
"As the world's first third-generation blockchain, Anda Chain, which has China's independent intellectual property rights, will be launched globally in the ...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
The STM32 watchdog has two WWDG and IWDG. The biggest difference between the two is that IWDG has only one lower limit for feeding, while WWDG, as the name implies, must be fed within a range to ensu...[Details]
Google may have foreseen the spread of artificial intelligence (
AI
) technology across apps, devices, and services, such as recognizing friends' faces in photos and giving smart speakers h...[Details]
A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[Details]
Example analysis: (using DMA mode) mian function: extern __IO u16 ADC_ConvertedValue; //The voltage value converted by ADC is defined in the context of ADC1_Init() float ADC_ConvertedValueLocal; ...[Details]
This example sets up a button to adjust the square wave of different frequencies (multiples of 100) from 100-1000hz. In addition, serial port communication is added, and the corresponding frequency c...[Details]
The circuit shown in the figure requires that the light is off when the machine is turned on. Press the button once, and the light D1 will turn on and automatically turn off after a delay of 10 secon...[Details]
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