At one site, there is an electric motor with slightly larger power. In the motor junction box, the N line coming from the cable has been grounded (grounding terminal inside the box), but the motor cas...
I made an IGBT snubber circuit, but found that RD was overheating. What could be the reason? 1. Was C selected incorrectly? 2. Is there a problem with the working conditions?...
I would like to ask you, in addition to enhancing the driving capability, the function of the GPIO pull-up resistor is to set the GPIO to input state. When the product is subjected to a high temperatu...
The general PSpice classic Chinese tutorial is a good material for beginners. However, the examples given are relatively simple, so I will just give you some ideas....
All relevant units:
In accordance with the relevant requirements of the provincial and municipal electric vehicle charging infrastructure construction work, in order to further standardize the...[Details]
LAN8720 configuration: IP: 192.168.192.30 Gateway: 192.168.192.1 A high frequency of ARP packets is detected The content of the packet asks for the mac address of 192.168.192.1, and asks the resp...[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]
Leading Chinese PV inverter manufacturer Huawei said it is supplying string inverters to a 75MW fully digital utility-scale solar project in Brazil, which it claims is the first of its kind in the cou...[Details]
Autonomous driving
and
5G
are the two hot topics that global companies and media are paying the most attention to, and the combination of the two is the focus of everyone's attention....[Details]
This routine is also a classic routine on the development board. I modified the framework of the program to make it more suitable for future calls. The specific 4*4 keyboard scanning principle is rel...[Details]
On Sunday, the South Australian government unveiled plans to build the world's largest virtual power plant, which will connect at least 50,000 homes over four years and have a capacity ...[Details]
The independent watchdog of STM32 is driven by a dedicated internal 40Khz low-speed clock, that is, it is still effective even if the main clock fails. Here we need to note that the clock of the inde...[Details]
Use the STM32 timer input capture module to control 3-way ultrasonic sensors. The ultrasonic sensor used this time is the common HC-SR04, which is often used in the obstacle avoidance system of smal...[Details]
Here is the temperature added in the previous chapter The above figure is the temperature calculation formula: where Vsense is the ADC value collected from the temperature channel. The stm32f407 ...[Details]
In the 80C51 single-chip microcomputer, the clock frequency is known to be 6MHz. Please program P1.0 and P1.1 to output square waves with periods of 2s and 0.5s respectively. Please give the answer a...[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]