I don't understand, is it the problem of the quarters version? The official ones are all 925 but the frequency division is biased. In addition, the system I compiled has this problem: 34.056675] mmcbl...
A potentiometer is needed in the production of a voltage-regulating power supply. However, the shaft of the purchased potentiometer is too large and the existing knob cannot fit on it. So I had to use...
I used assembly language to develop a F28035 project. When calling a function in an interrupt, a fault occurred after programming (it seemed to be running away). After eliminating the problem of savin...
[font=微软雅黑][size=3][color=#3e3e3e]Last night, a photo of ZTE founder Hou Weigui at the airport went viral on WeChat Moments. ZTE was sanctioned by the US again for violating the US government's sancti...
Every antenna has a natural resonant frequency at which maximum antenna efficiency is achieved. Placing a shunt capacitor (to lower the resonant frequency) or a shunt inductor (to raise the resonant f...
[i=s]This post was last edited by tiankai001 on 2014-7-13 12:42[/i] [align=center][b]I believe this will help you thoroughly learn STM32---STM32 Development Guide (Library Functions + Registers)[/b][/...
Recently, the first Digital China Summit was held in Fuzhou, attracting many domestic ICT industry giants to participate in the exhibition. The long queues outside the venue, the noisy and exciting...[Details]
The last two blogs talked about a version problem of STM32CubeMX and the problem of hardware reset. When you solve these two problems, you will find that after the program is burned into the board, t...[Details]
I have been working on this i2c for several days. Many people on the Internet say that this is a problem with the ST package library, and they basically talk about the STM32F1 series of chips, and ev...[Details]
Automotive LCD Instrument Clock EMI Solution As early as 2014, the market size of China's automotive full LCD instrument has reached 3.506 billion yuan, and it is expected that by 2020, this s...[Details]
Recently, the relevant person in charge of the Energy Conservation Division of the Energy Conservation and Technology Equipment Department of the National Energy Administration said on the issue of...[Details]
First of all, security practitioners have never felt that AI can be used as deeply as today. Although Antelope Cloud is a platform manufacturer, it has always been interested in AI and AI- specific...[Details]
When Amazon quietly launched a product called Elastic Computing Cloud 12 years ago, the Internet industry in China, across the ocean, also ushered in an unprecedented development opportunity. Let's...[Details]
Different models of PIC series microcontrollers have different watchdog settings. The following takes the PIC16F688 microcontroller as an example. 1. If WDTE=1 in the configuration word, the watchdog...[Details]
1) Independent watchdog has no interrupt, window watchdog has interrupt 2) Independent watchdogs can be divided into hardware and software, while window watchdogs can only be controlled by software...[Details]
Design a second and minute pulse generator for a single-chip microcomputer using the interrupt method. Assume that P1.0 generates a positive pulse of one machine cycle per second, and P1.1 generates ...[Details]
While imaging industry experts know that Apple has designed a complex 3D camera for its iPhone X, called "TrueDepth," most of the details of the 3D system inside the module, including chips, componen...[Details]
/*34864 Chinese character library*/ // Connection of MCU //******************************************************** //p3= data port //p4--control port// p4.0 = rs //p4.1= r/w //p4.2= e //...[Details]
volatile unsigned int ad_value ; int main( void ) { WDTCTL=WDTPW+WDTHOLD; //Turn off watchdog BCSCTL1 =CALBC1_1MHz; //Set DCO to 1MHZ DCOCTL =CALBC1_1MHZ; //Clock source: AD internal clock and divide...[Details]
PORT6 outputs the action control, and is externally connected to a circuit that drives 8 seven-segment displays . Write a program to display 1, 2, 3, 4, 5, 6, 7, 8 on the 8 seven-segment displays in ...[Details]