[i=s] This post was last edited by woaixiaxiao on 2021-1-10 22:28 [/i]TencentOS-tiny system transplantation
System Introduction
TencentOS-tiny is an operating system launched by Tencent for IoT device...
Is there any expert in the forum who can help me with Zigbee? I am using TI's z-stack SampleApp example and group addressing to do a wireless data transmission and reception test. When the data packet...
Hello everyone, I want to steal electricity from the 3rd pin of the serial port. Does anyone have a way? Or tell me what IC can be used? There has always been such a thing on the market, but I don’t k...
http://blog.ednchina.com/computer00/139637/message.aspx In STM32, there are five clock sources, HSI, HSE, LSI, LSE, and PLL. ①. HSI is a high-speed internal clock, RC oscillator, with a frequency of 8...
SigmaTel recently announced the acquisition of Apogee Technology's DDX (Direct Digital Amplification) technology, design team and intellectual property. Ron Edgerton, president and CEO of SigmaTel, sa...
In the actual project development process, hardware circuits often need to be modified, and the modified parts need to modify the driver. Thinking about the coming and going of such requirements is t...[Details]
The program got stuck during LCD initialization. Through hardware debugging, it was found that it was stuck in the Delay_ms() function. Going to the definition, it was found to be a macro definition ...[Details]
1. Photovoltaic inverter installation process
1. Preparation before installation
Are the product accessories, installation tools and parts complete? Is the installation environmen...[Details]
The Wassenaar Arrangement, everything started during the Cold War. Let's learn more about it with the embedded editor.
background
After the end of World War II, the United States ...[Details]
ZTE was punished, and Hou Weigui, who had already retired, had to come out of retirement again and run around to mediate. Let's follow the embedded editor to learn about the relevant content.
...[Details]
At present, the Beidou system has achieved industrial breakthroughs and leapfrog development in five major areas, including the automotive OEM market, smart phones, and high-precision applications....[Details]
Using the WWDG of STM32F030, it is found that the MCU will not be reset under STOP, just like the sleep mode of STM8S. Paste the watchdog code: /******************************************************...[Details]
I used the bit definition in my 51 program: bit flag. After defining it this way, I ran the program and downloaded it to the circuit board. I found that the flag was not the value I set, which led to...[Details]
The Vatican Secret Archives is one of the world's greatest historical collections, but many of its documents have never been transcribed. Recently, a project called Codice Ratio used a
combination...[Details]
When STM32 uses JTMS (PA13) and JTCK (PA14) as normal I/O ports, add the following code before initialization (the order cannot be reversed): RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE); G...[Details]
The STM8L contains a 12-bit ADC with 25 input channels, including an internal temperature sensor, an internal reference voltage As can be seen from the figure above, there is an internal re...[Details]
Interrupts and timers implement a 24-hour clock. The program is as follows: #include reg52.h #define PORTLEN P0 sbit bit_select = P2^0; sbit seg_select = P2^1; unsigned char src = {0x3f,0x06,0...[Details]
It is required to use MCS-51 microcontroller to sort data. 1. Sort the 8 data in ascending order; 2. The data to be sorted is stored in the internal data memory address units 30H-37H, which are 34H, ...[Details]
Please help me analyze the clock cycles occupied by the following delay program. Seek to explain: DELAY: MOV R6, #13 DELAY1: MOV R5, #250 DELAY2: NOP DJNZ R5, DELAY2 DJNZ R6, DEL...[Details]
I have been working on single-chip microcomputers for several years, and I have always wanted to make a series of summaries. It happened to rain today. As the saying goes: Rainy days are good for...[Details]