My device does not support fat format now. If I format it with fat, it will not work properly. But now I can format it successfully with fat on PC. This brings hidden dangers to subsequent operations....
[i=s]This post was last edited by ddllxxrr on 2021-4-6 19:59[/i]I received the email this morning and started the review in the evening.
First, the photos:The information is at https://pan.baidu.com/s...
STMicroelectronics ( ST ) Announces Roadmap for ARM Cortex-M4 and -M0 Microcontrollers ; Launches New STM32 F-2 Series to Take Advantage of Cortex-M3 PerformanceSTM32microcontrollers based on the ARM ...
[font=微软雅黑][size=3]When Qualcomm released four chips including the Snapdragon 620 at the beginning of the year, everyone found that the names of their LTE modems were no longer the previous Gobi, but ...
[b] Now I want to make a phase-locked loop. The input frequency of the phase-locked loop is the grid frequency, and the output frequency is 256 times the grid frequency. The output frequency is used a...
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
【JDPCB】Qisda is introducing smart factories in phases. Chairman Chen Qihong said yesterday (25th) that through high automation, order delivery can be accelerated. The current benefits have reached a...[Details]
Guangdong Traffic Regulation No. 355
To all municipal transportation bureaus (commissions) above the prefecture level, provincial transportation groups, Guangdong Power Grid Compa...[Details]
Recently, the Provincial Development and Reform Commission and the Provincial Poverty Alleviation Office jointly organized the application for a number of centralized photovoltaic poverty alleviation ...[Details]
The status of interrupts in developing embedded systems is absolutely unquestionable. In the era of C51 microcontrollers, there were only 5 interrupts, including 2 external interrupts, 2 timer/counte...[Details]
1. Photovoltaic inverter installation process
1. Preparation before installation
Are the product accessories, installation tools and parts complete? Is the installation environmen...[Details]
Regarding the PHY construction of LWIP, the PHY chip used is LAN8720A, RMII mode. Regarding the hardware connection part, the Atomic board F407 is used, and the hardware connection is as follows: ...[Details]
Chip: STM32F107VCT6 Application Pin: THOUSANDS, RMII STM32CubeMX is very convenient to use ETH. The software comes with LWIP and configuration. This time, STM32F107VCT6+DP83848CVV is used. The MII a...[Details]
1. Determination of STM32 ADC sampling frequency 1. First, read some information to determine the ADC clock: (1) The ADCCLK clock provided by the clock controller is synchronized with the PCLK2 (A...[Details]
According to MEMS Consulting, Japan's
Toshiba
will further develop its automotive
LiDAR
(laser radar) semiconductor business, mainly focusing on: (1)
light receiving elements use...[Details]
I am going to do a project recently, which requires counting the frequency and duty cycle of the external PWM signal. The chip used is STM32F207 Looking at the datasheet, I found that one of the ma...[Details]
The watchdog timer is used to prevent the program from running away due to strong interference noise caused by power supply, space electromagnetic interference or other reasons. Many microcontrollers...[Details]
Making a digital sampling oscilloscope has been my long-standing wish, but after all, this goal is quite difficult, and there are too many aspects involved, such as analog front-end circuit, high-spe...[Details]
Using the WWDG of STM32F030, it is found that the MCU will not be reset under STOP, just like the sleep mode of STM8S. Paste the watchdog code: /******************************************************...[Details]
sprintf is a function in the C language library that converts data types. There is a situation where In 51 MCU, define unsigned char temp; Then I want to use the serial port to print out temp in deci...[Details]