Today I heard from a friend that ATMEL has also been acquired, and the details will be announced in September. This year, semiconductor manufacturers are in a trend of mergers and acquisitions, and I ...
I want to use the keyboard to control the movement of the dot matrix. After selecting a point and pressing a key, the point will always be lit and will not move with the keyboard control. I wrote it t...
[i=s]This post was last edited by fxyc87 on 2021-2-7 16:46[/i]My last post described how to use USB for serial communication.
[Raspberry Pi Pico Review] - USB CDC serial communication (BSP compiled, n...
This driver chip is WS2812B, and communication can be completed with one line. The module I made before was too big [url=https://bbs.eeworld.com.cn/thread-521422-1-1.html]https://bbs.eeworld.com.cn/th...
The day before yesterday, I learned about STM's Systick and found it quite useful for precise timing. When I used CVAVR before, I found that the delay.h in it was very useful. So, I used STM32's...[Details]
background After the hardware engineer completed the PCB and schematic design, the routine was modified according to the tutorial of Zhengdian Atom to verify the correctness of the hardware. STM32F...[Details]
Security PPP is a new model of urban video surveillance projects: 1) The government and social capital establish a project company in a certain proportion; 2) The project company participates in the ...[Details]
This program uses the eight-channel ADC single acquisition mode. According to the configuration, ADC12SC will automatically reset after the conversion is completed in the single mode, so it is necess...[Details]
As a leading company in automotive semiconductors, Freescale and Khronos Group have jointly launched an automotive multimedia embedded microprocessor i.MX35 with an integrated OpenVG hardware acceler...[Details]
Introduction: As a power electronic device, the photovoltaic inverter mainly converts the direct current generated by the photovoltaic module into alternating current. Because there are thousands o...[Details]
The pins of stm32 have two uses: GPIO (general purpose io) and AFIO (alternate function io) For some pins (depending on the chip), neither of these two uses exists. For example, in 64-pin products, O...[Details]
I have encountered many problems when tinkering with LD driver recently. I will record them one by one below. Otherwise, who will remember who in five hundred years? 1. Configuration issues of multi-...[Details]
1. Common knowledge about DMA. 1. Function: to achieve high-speed data transmission between chips. That is, it can achieve data transmission without occupying the CPU. 2. Mode: There are three tran...[Details]
Title: Use two dynamic digital tubes to display from 0 to 60, output from the P1 port of 89C51, without adding a decoder, and directly connect the digital tubes. Note that they are dynamic digital tu...[Details]
Each I/O port of the AVR microcontroller corresponds to three registers: DDRx, PORTx and PINx, where DDRx is the data direction, i.e. input or output; PORTx is the state of the internal pull-up r...[Details]
About a dozen years ago,
AMD
was also a rival to Intel. It can be said that the two microprocessor manufacturers have been in love and hate for many years, which is completely a commercial ...[Details]