[Abstract] China Mobile Communications Corporation Guangdong Branch took the lead in China to introduce RFID technology into the management of its base station communication equipment, realizing effic...
Taking advantage of the forum activities, I also took out my own inventory to show off
51 single-chip microcomputer board, still used occasionallySTM32F103 core board and downloaderArduino BoardGD32 b...
It was windy yesterday. I was near Zhichun Road at about 6pm. I decided to go to Koufuju, but it was packed. I also went to the newly opened Chongqing hotpot restaurant next door, but it was packed an...
[b][color=#006600]uC/OS-II can meet the needs of most projects[/color][/b] The greatest application value of uC/OS-II is simplicity and practicality. When a system uses uC/OS-II, it only needs 2M NOR ...
Hello everyone! I am a novice in embedded development. There is a piece of code in the audio driver module of AT91RM9200 and UDA1380 that I don't understand. Can anyone explain it to me? There are man...
When Amazon launched its first
cloud computing
service, the outside world was not optimistic about this direction, as it had high investment, low profits and many uncertainties. Let's follo...[Details]
This is my first time writing an STM32 program. I have many questions to ask. I want to convert the data of the SO of MAX6675 into the actual temperature and read it out using the serial port tool. I...[Details]
In most countries, the military is a fairly large group, and the health of soldiers is particularly important to the combat effectiveness of the army. The US Department of Defense's Advanced Resear...[Details]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreased,...[Details]
From the functional classification, it can be divided into: 1. Active control ADAS: ACC/AEB/LKS, etc. 2. Warning ADAS: FCW/LDW/PCW, etc. 3. Other auxiliary ADAS: BSD/ADB/panora...[Details]
Independent watchdog (IWDG) and low power mode are often used in STM32 development. The watchdog is to detect and solve faults caused by software errors, and the low power mode is to enter sleep mode...[Details]
A crystal oscillator can be electrically equivalent to a two-terminal network consisting of a capacitor and a resistor in parallel and a capacitor in series. In electrical engineering, this network h...[Details]
1) ADC multi-channel acquisition: (Multi-channel acquisition must use scanning mode. In scanning mode, the channels of the rule group share a register, so DMA transmission must be used; to prevent da...[Details]
How to convert the pin voltage value into V using the built-in ADC of STM32? V(ADC) = Value(ADC) * V(ref)/4096 (The ADC of STM32 is 12 bits, so the maximum value of the AD word is 4096)
Where V(ADC...[Details]
MCU Programming: Find the average value of 8 unsigned numbers. There are 8 unsigned numbers stored in 8 units of the internal RAM starting at 20H. It is required to save their average value in R2. ;-...[Details]
In the 51 single-chip microcomputer's on-chip data memory units 20H and 21H, the data 9 and 2 are stored respectively. Write a program to calculate the difference and product between the two. The d...[Details]
China Energy Storage Network News
: On January 26, the second theme maker camp "Energy Internet Town" of the "Xiongdian Acceleration Maker Space" of the Xiong'an New Area Power Supply Company...[Details]
For the STC89 series microcontrollers in PQFP-44 and PLCC-44 packages, 4 I/O ports P4 are added. The address of P4 port in the special function register is E8H, which can be bit addressed. User...[Details]