From today, I will start to study the wifi part. Before studying the module routines, you must first have a preliminary understanding of wifi communication. WIFI - WIreless-FIdelity, Chinese name wire...
Let me briefly talk about my thoughts on this year's contest questions: 1. There will definitely be power supply questions. Will the thinking change this year and do inverter grid connection? 2. The a...
Sorting algorithms are widely used. Have you used them in the embedded industry? Retrieval? Search? Matching? You should have seen them everywhere. Let's discuss the sorting algorithms in your mind. 1...
The computer data encryption card PCIJMC2000 uses DSP and FPGA to realize data encryption and decryption. PCIJMC2000 can provide a data processing speed of up to 40Mbit/s. It uses an encryption method...
When developing SNMP, I use SNMPtalk to communicate with the agent, but the connection is very unstable. Sometimes I can connect successfully to get the mib object, but sometimes I can't connect, and ...
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]
Function List and Notes (lower-level driver part) 1. IO port initialization: control IO and communication IO. Control includes power control, reset and low power mode. Communication is the serial po...[Details]
Since the second half of 2017,
the market share of
quantum dot
displays has dropped significantly, with global sales falling from 3.42 million in 2016 to 2 million in 2017, a 42% decrease; d...[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]
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]
In the project, CPLD is needed to complete part of the algorithm design. The parameters are given by AVR, so the communication between AVR and CPLD needs to be completed. Therefore, a test program is...[Details]
The ARM11 (S3C6410) processor is selected as the hardware platform, the embedded Linux operating system is used as the software platform, the background difference method and the frame difference...[Details]
Since the 20th century, our data
storage
has evolved from media such as magnetic tapes, floppy disks and CDs to sophisticated semiconductor
storage
chips that can store data in coun...[Details]
ADC Introduction: ADC (Analog-to-Digital Converter). That is, converting analog signals into digital signals for processing. When storing or transmitting, analog-to-digital converters are almost ...[Details]
The role of the watchdog: Since the operation of the microcontroller is often interfered by the external electromagnetic field, the program may run away and fall into an infinite loop. The normal ope...[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]
Requirements: Set timer T1 as an external event counter, count 500 pulses every time, then switch T1 to timing mode and output a positive pulse with a width of 10ms at P1.2. Over and over again. A...[Details]