A DC-DC converter converts a varying input voltage to a (usually) fixed output voltage via a feedback control system. The feedback control system should be as stable as possible to avoid oscillations ...
My colleague is working on FPGA for the first time, and he asked me to help him choose an SRAM. The requirements are that the capacity is more than 1M, serial, and the speed is 20~30M. I am working on...
[img=468,454]http://since1984.cn/blog/wp-content/uploads/2008/10/a22fcd492ad5_8A/clock.jpg[/img] This clock has many keywords for expressing time, such as last, past, quarter, half, o'clock, and numbe...
iTunes Internet Radio is a music player that integrates multiple audio sources. It can play USB devices currently on the market (including MP3 players with USB interfaces), and can also play online br...
I really want to learn. I am currently developing with 2812. I want to experience using Piccolo TMS320F280XX. Unfortunately, when I came to play, the event was over....
On April 24, Sungrow released its annual financial report. The report shows that in 2017, Sungrow's global shipments reached 16.5GW, of which domestic shipments reached 13.2GW, a year-on-year incre...[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]
This program mainly uses the comparison output function of the timer to generate PWM waves to control the LED. The comparison output of timer A corresponds to P2.3 P2.4. Therefore, a matching working...[Details]
This small program is still the use of timer, which is relatively simple. The specific parts are noted in the comments, please refer to the comments. /*********************************************...[Details]
1 Introduction Due to the special working environment of coal mine production, the production process is more dangerous and unsafe than the general industry. With the continuous increase in c...[Details]
1. Brief description A summary of "How to build uClinux kernel transplantation on ARMSYS development board with S3C44B0X as core", including the analysis of Bootloader function and the key co...[Details]
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The anxiety of the post-Internet era is that if you don’t revolutionize ...[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]
environment: Host: XP Development environment: MDK4.23 MCU:STM32F103CBT6 illustrate: Collect AD through pins PA1 and PA2. Collect AD 10 times for each channel. #include "ad_driver.h" //Global ...[Details]
1) ADC multi-channel acquisition: (Multi-channel acquisition must use scanning mode. In scanning mode, the channels of the rule group share a register, so DMA transmission must be used; to prevent da...[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]
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]
Semiconductor giant Intel has launched the desktop version of the 8th generation Coffee Lake architecture
Core
processor more than a month ago, and its performance is said to be 30% to 40% ...[Details]
The clock sources are LFXT1 (low frequency or high frequency), XT2 (high frequency), DCO (digital control). The clock signals are ACLK (auxiliary clock), SMCLK (subsystem clock), MCLK (system clock)...[Details]
Analogue and Mixed Signal
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