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After a quick look at the Polaris data sheet, I have some questions about the PLL clock and system clock.Simply speaking, the maximum output clock of PLL should be 96MHZThe maximum system clock is 120...
The requirement of this topic is to use msp430f149 to simulate a signal generator. The frequency of the signal generator is between 100-1000hz. By pressing the button, you can increase or decrease 100...
[i=s]This post was last edited by Moiiiiilter on 2021-7-16 11:14[/i]Previously, the onboard LINK debugging and downloading of GD32VF103C_START felt very slow. Recently, I found that the latest V1.50 v...
1. Clock generation process
The external clock or external crystal oscillator provides the clock source OSCCLK to the F28335, enabling the on-chip PLL circuit of the F28335. The PLL circuit multiplies...
[i=s]This post was last edited by yjguohua on 2019-2-20 10:00[/i] [color=#001000][backcolor=rgb(255, 255, 255)]Because the chip pin spacing is less than 10mil, the pad lead spacing is too small, and a...
##ARM+DSP+IPU heterogeneous multi-core processors communicate between cores through IPC components###1. IPC inter-core communication IPC (Inter-Processor Communication) provides an API that is indepen...
1. First of all, let me answer a question: Can STM32 achieve low power consumption? The answer is yes, and there is data to support this. When I tested the STM32101CB, FLASH: 128K, RAM: 16K and RTC ...[Details]
1. Run the registration machine 2. After copying and pasting the CID, select ARM, MDK Professional 3. Run Generate, the registration machine generates a registration code ...[Details]
13.1 NOR FLASH handling Move the program from nor flash to SDRAM The program is stored in nor flash, and when running, the program is moved to SDRAM for execution. nor flash startup: the address...[Details]
In recent years, the scale of the RF front-end market has continued to expand. According to the Yole Development report, the filter market will grow by about 3 times from 2017 to 2023. Not long ago, ...[Details]
For fixed-focus lenses, the 35mm focal length has always been sought after by photography enthusiasts for its wide applicability and its ability to handle a variety of scenes such as portraits, lands...[Details]
#include "stm32_lib/inc/stm32f0xx_misc.h" #include "stm32_lib/inc/stm32f0xx_rcc.h" int main(void){ //Configure the initial value, the system timer is a countdown timer, minus 1 //Note: Although t...[Details]
01 A few days ago, I saw an article by Mr. Zhang Wuchang titled "Shenzhen will become the economic center of the entire earth." This is a prediction based on various data and historical developments,...[Details]
It is well known that lithium-ion batteries do not perform well in cold weather. This will affect some important applications, such as starting an electric car in a Wisconsin winter and operating a d...[Details]
Xiaomi and ZTE have previously launched phones with under-screen cameras. Judging from the performance of these phones, the under-screen camera technology is now mature. Now, Motorola's new phone wit...[Details]
First of all, it depends on the type of signal you need to test and how accurately you want the test to be performed. The most important factors are the accuracy requirements for rise time and ampli...[Details]
1. Application:
Traditional electric energy meters cannot automatically read and control the user's electricity consumption, which leads to a series of management problems such as difficulty in met...[Details]
To learn the dynamic digital tube display of single-chip microcomputer, digital clock is the best case. This simulation case has the following features. 1. Use timer 0 and mode 2 to reduce th...[Details]
3. In the board, in order to verify whether the new u-boot is available, you need to set the IP address in u-boot first, as shown below: Pay attention to the red words below U-Boot 1.1.6 (Dec 5 2009...[Details]
As shown in the figure, this is an online detection circuit for capacitors, frequencies, and transistors. This detector can switch between capacitors, frequencies, and transistors by adjusting the pre...[Details]
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