Chapter 11 Serial Port Communication Experiment 11.1 Purpose Through this experiment, you will master the use of STM32 serial port and realize sending and receiving data through the serial port. For t...
For example, when you click the left button of a USB mouse, the hardware bus will receive an electrical signal after the left button is pressed and released. What happens next? Which program first pro...
I got the following timing report in the ISE synthesis tool: Minimum period: 6.761ns (Maximum Frequency: 147.913MHz) Minimum input arrival time before clock：3.383 Maximum output required time after cl...
The error sources of vector network analyzers are mainly the following three aspects: drift error, random error, and systematic error.1. Drift error: It is caused by changes in the performance of the ...
According to a report by the British Daily Mail on January 20, Italian neurosurgeon Sergio Canavero claimed that Chinese researchers successfully "replaced the head" of a monkey, which took his human ...
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]
In the previous article, I wrote a simple GPIO running light test, which looked a bit monotonous. I was used to serial port debugging. If there was no serial port on the board, I had to find another ...[Details]
In 1952, Bell Labs built a 6-foot-tall automatic number recognition machine called "Audrey", which could recognize the pronunciation of the numbers 0 to 9 with an accuracy of more than 90%. And its...[Details]
At the just concluded InfoComm 2018 exhibition, the two major brands, Zhongke Jiguang and China Hualu, both displayed three-color light source
laser TVs
. The outstanding color performance ...[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]
The T3 timer (8-bit) of CC2530 requires understanding of T3CTL, T3CCTL0, T3CC0, T3CCTL1, and T3CC registers. Timer 3/4 is an 8-bit timer with timer/counter/PWM functions. Timer 2, also known as MAC t...[Details]
By manually inputting single pulses to the /INT0 of the 8051 microcontroller one by one, an interrupt is requested to the microcontroller. Each time the microcontroller interrupts, it outputs 55H, AA...[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]
In 2014, the production and sales of new energy vehicles in China exceeded 80,000 units, and the development trend is encouraging. In order to enable new energy enthusiasts and junior R&D personnel t...[Details]
In 2045, the most conservative forecast is that there will be more than 100 billion devices connected to the Internet. These devices include mobile devices, wearable devices, home appliances, medic...[Details]
Σ-ΔA/D technology has the characteristics of high resolution, high linearity and low cost. Based on TI's MSP430F1121 microcontroller, this paper introduces a high-precision A/D implementation scheme ...[Details]
Nowadays, most cities are using pipeline gas or pipeline natural gas, and the meter reading and statistical charging of the gas meter is a huge and headache problem, and some difficulties are imagina...[Details]
Embedded System
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