In the mid-1990s, BMW used a laser welding robot to complete the first weld of the BMW 5 Series sedan, with a total weld length of 12 meters. By July 2003, the total length of laser welded welds reach...
Use proteus simulation and 51 single chip microcomputer, the requirements are as follows:⑴The controller has the functions of normal operation, cycle test and quick test.
⑵Normal working includes: wat...
Hello everyone! We are making a STM32F107 board recently. We just started debugging after soldering it. . . When the serial port is running, it always stops at the following place in the stm32f10x_cl....
[size=4]LoRa modems use two data packet formats: implicit and explicit. Among them, the header of the explicit data packet is shorter, mainly containing information such as the number of bytes, coding...
Nanjing Tongke Technology Development Co., Ltd. is an innovative high-tech enterprise, which was established on July 23, 2004, with a registered capital of RMB 2.02 million. We currently have 55 emplo...
In the past few days, the news that ZTE was "banned" by the US Department of Commerce has triggered widespread reflection and concern in various domestic industries about the lack of independent co...[Details]
1. Purpose In actual product release, if the program stored in the MCU Flash is not protected, some illegal companies may read the program in the Flash through an emulator (J-Link, ST-Link, e...[Details]
Nowadays, everyone is saying that "technology is people-oriented". The essence of the development of technology is to serve the improvement of the quality of life of human beings. Automated driving...[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]
1. Heart rate measurement principle 1. What is a heart rate module? The heart rate module is professionally used to monitor the heart rate of the wrist, fingers, forehead, earlobe, chest and other ...[Details]
On May 8,
Google
I/O 2018 Developer Conference was held as scheduled in Mountain View, California. In the second year of the full promotion of the "AI first" strategy, artificial intelligen...[Details]
The clock system of STM32 can be directly summarized in a diagram (from the STM32F10X reference manual). The following is an analysis of this diagram 1. STM32 input clock source 1.1 Function of cl...[Details]
Summary of STM32 peripheral DMA usage: 1. Select DAM mode according to your needs: (1) Circular mode—DMA_Mode = DMA_Mode_Circular (2) Normal mode—DMA_Mode = DMA_Mode_Normal 2. For Chanel3 of DMA1, t...[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]
#include avr/io.h #include avr/interrupt.h int main() { DDRB|=0X20;//Set PWM waveform output, connected to port PB5, see the comment of OCR1A=15625 for details DDRE=0X04; PORTE=0X04; DDRA=0XFF; P...[Details]
Today, the country attaches great importance to the Internet of Things, and the Internet of Everything has become the vision of all people in related industries. However, at the same time, masterin...[Details]
As one of the four major Chinese cool alliances, ZTE Mobile undoubtedly has a relatively deep foundation. However, this mobile phone brand has gradually declined in recent years. Now it is hoping t...[Details]