Requirements: One main road and one rural road. They form a crossroad, and the main road is required to be given priority. There are six traffic lights, MR (main red), MY (main yellow), MG (main green...
Define an array in CodeWarrior for ARM Developer Suite: int array name[]＝{}; Isn’t it the same as above? !!! The compilation error is as follows[img]http://hi.eeworld.net/attachment/201002/1/122988_12...
Now the manufacturer has brought a machine with an embedded system installed. After entering the system, it will boot into the opie environment. Using df to check, the result is # /dev/ram 27568 26789...
[font=微软雅黑][size=3]A few days ago, I shared some reference designs with you. For details, please see: [url=https://bbs.eeworld.com.cn/thread-459191-1-1.html]Share some practical reference designs with...
Dear experts, I recently came across a PCBA system control board that uses a C8051F340 microcontroller and does not use external memory. Its main functions are to drive compressors, water pumps, monit...
When talking about Chinese chips, Ni Guangnan is indispensable. Let’s learn more about the relevant content with the embedded editor.
Since he co-founded Lenovo in 1985, Ni Guangnan has been s...[Details]
Profit growth of 85% in 2017, target revenue of 12.5 billion yuan in 2018: The company released its 2017 annual report, achieving revenue of 8.886 billion yuan, a year-on-year increase of 48.01%; prof...[Details]
stm32cubeMX graphical configuration content STM32CubeMX is part of the original STMCube initiative from st microelectronics, and STM32Cube includes STM32CubeMX. STM32CubeMX is a graphical software co...[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]
The implementation of CAN driver under embedded operating system Android requires not only adding CAN driver device in Linux kernel, but also implementing the call of Android HAL layer. Taking S5...[Details]
Household photovoltaic power stations mainly utilize idle resources on existing household buildings, such as roofs, wall facades, balconies, courtyards, etc., to install and use distributed photovo...[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]
I encountered a problem when debugging the STM32 system clock setting: TIM2 timing 1Ms, TIM2 interrupt service function time++, LED state changes when time=100. After the program runs, I found that t...[Details]
6MHz crystal oscillator, using timer counter 1, using interrupt mode, through P1.0 to make a light emitting diode turn on for 100ms, turn off for 300ms, and repeat. Assembly programming is used to ac...[Details]
Using AT89S51 microcontroller, modify the original one to turn the LED on for 4s and off for 2s. Thank you. Use a timer. (The program is written in the answer, omitted here - just a note) The origi...[Details]
Microcontroller programming: Find the maximum number and store it in the BIG unit. Assume that the internal RAM stores a group of unsigned numbers starting from the LIST unit, with the number of data...[Details]
Assume that the MCS-51 microcontroller uses a 12MHz crystal oscillator, and wants to use a timer to generate a pulse with a duty cycle of about 30% and a period of 60ms at port P1.0. ;==============...[Details]
First of all, let's talk about the 19264 screen The 1926 screen is composed of 3 64*64, 64 rows and 192 columns, of which 192 columns are 64+64+64 = 192 They have CS1 CS2 CS3 controls respectively ...[Details]
FPGA/CPLD
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