Dear masters, I have a problem with using ucos v2.86 version in codewarrior v7.1. I downloaded the porting code of MCF5235 from the ucos official website. I used it on MCF52110. I only created one tas...
[b]Circuit Function and Benefits[/b] The universal serial bus (USB) is rapidly becoming the standard interface for most PC peripherals. It is replacing RS232 and parallel printer ports because of its ...
The master station communicates with the slave station. The master station (M) connects to the clock line, data line 1, data line 2 to the slave station 1 (S1); the slave station 1 connects to the clo...
Industrial "safety" control system based on Hercules tests DI switch input (SPI port IO simulation) Hardware Description Hercules digital isolation industrial 8 digital input serializer TMS5700432 ===...
After the device is started, when a key is pressed, the HOOK function is called to get the key-down message. But if the key is pressed before the device is powered on, the hook function will not get t...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[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]
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]
In the actual project development process, hardware circuits often need to be modified, and the modified parts need to modify the driver. Thinking about the coming and going of such requirements is t...[Details]
The program got stuck during LCD initialization. Through hardware debugging, it was found that it was stuck in the Delay_ms() function. Going to the definition, it was found to be a macro definition ...[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]
Because the STM32 HAL library only has millisecond-level delay for HAl_Delay(), in order to achieve accurate microsecond-level delay, Systick has to be modified. However, since it is used internally ...[Details]
introduction STM32 has many registers, which are difficult to remember, so the official packaged two sets of library functions. One is the standard library, but the official has not updated it on F7,...[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]
After studying the F4 FSMC method to drive the touch screen for a few days, I have gained some understanding, which are listed below. The unorganized record is only for my own reference in the future...[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]
Since the first draft of the 5G
NR standard was officially launched at
the end of 2017
, the
5G
commercialization process has taken a substantial step forward. From that moment on, mo...[Details]
Overview
Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[Details]