The first part of this article details the key technologies of Bluetooth radio frequency, baseband and protocol. The content covers Bluetooth modulation, data packet composition, frequency hopping seq...
First, configure the serial port pins. We select serial port 0. /* UART Pin mux function - note that SystemInit() may already setup your pin muxing at system startup */ static void Init_UART_PinMux(vo...
This circuit is also suitable for other 100-pin chips LM3S1000, 2000, 8000 series. Related chip data download: LM3S615:SPX1117:CAT811:LM3S series Protel component library (rar):[[i] This post was last...
Intelligent Instrument Jilin University : https://training.eeworld.com.cn/course/5998With the widespread application of microcomputers and microelectronics technology in the field of testing, great ch...
Dual-machine hot standby technology originated in foreign countries. Most of the foreign dual-machine hot standby software is very mature. I use a dual-machine MCU system, which should also be conside...
In our common sense, the word technology often has two definitions. The first is the technology sealed in the laboratory. They are like flowers on the mountain top. Only a few people on the mountai...[Details]
1. Purpose Since the number of times the STM32 FLASH can be erased and written is limited, in order to protect our FLASH and extend the use time of the MCU, we can debug on the SRAM. SRAM is a ...[Details]
Although it is early summer, the Chinese smartphone market is still in the cold winter, just like Beijing in April with snow. For mobile phone brands caught in the middle, the cold is even more bit...[Details]
This example is mainly to familiarize yourself with the register configuration of Timer A and the configuration method of IAR. /*********************************************** Program function: re...[Details]
As cryptocurrency continues to gain popularity, a technology hidden behind it has attracted more attention from the world, that is the now hotly debated
blockchain
. Let's follow the embedd...[Details]
Mobile communication resale business means that enterprises can contract part of the communication network usage rights from basic telecommunications operators, repackage them into their own brands...[Details]
China Energy Storage Network News:
"As the world's first third-generation blockchain, Anda Chain, which has China's independent intellectual property rights, will be launched globally in the ...[Details]
Google may have foreseen the spread of artificial intelligence (
AI
) technology across apps, devices, and services, such as recognizing friends' faces in photos and giving smart speakers h...[Details]
I have been working on a stm32 project recently and have been struggling with its startup method. I saw a good article and reposted it. The format of the original article is not very good, and there...[Details]
The first one is a DMA mode of multiple channel acquisition void ADC_DMA_Config(void) { ADC_InitTypeDef ADC_InitStructure; RCC_HSICmd(ENABLE); while (RCC_GetFlagStatus(RCC_FLAG_HSIRDY) == RESET); ...[Details]
Example analysis: (using DMA mode) mian function: extern __IO u16 ADC_ConvertedValue; //The voltage value converted by ADC is defined in the context of ADC1_Init() float ADC_ConvertedValueLocal; ...[Details]
1. What is PWM What is PWM? Professionally speaking, it is pulse width modulation. In layman's terms, it is the continuous output of high and low levels. For example, the microcontroller outputs...[Details]
The clock frequency of the 80C51 microcontroller is 12MHz, and the timer T1 and P1.0 are used to output rectangular pulses. The waveform only shows two segments: one segment is 100us and the other se...[Details]
Convert a byte of binary to two hexadecimal ASCII codes main: mov a,@0x9f ; the binary number is 0x9f mov 0x30,a ; store binary number in 0x30 mov a,@0x02 mov 0x10,a ;0x10 stores the conversion numbe...[Details]
1) Understand how to use the M27c4001 ROM chip 2) Understand the programming method of SPCE061A I/O directly plugging into M27C4001. 1) A PC with Windows system and uμ抧SP? IDE simulation ...[Details]