The 2-channel of TIM4 of stm32f103c8t6 outputs PWM. The corresponding port of this channel is B7. A small light is connected to B7. I want to observe whether the PWM is output correctly by the status ...
I am now using SQL Server Compact Edition to create a mobile application. When creating a new subscription for the SQL Server Compact Edition database, an error occurs. I don't know what went wrong. P...
I am in my second year of graduate school and am about to start a project to implement stereo matching of two images using FPGA. As a beginner in FPGA, I don't know how to do it? What knowledge of FPG...
I have no way to constrain the clock. This is what happens. I commented out the automatically generated one, but it still doesn't work. Ignored create_clock: Incorrect assignment for clock. Source nod...
"Who can give me a better sensor, a sensor that surpasses Xiaomi? No need to talk to me about cost." - Ding Xianfeng of Huawei "There are good technologies, but due to lack of application scenarios or...
I would like to ask you guys, how can I reduce the power consumption of the ED end of the SimpliciTi official routine? I tested it on the EM-CC430-6137 experimental board and it was not less than 2mA....
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
Portable power applications are broad and varied. Products range from wireless sensor nodes with average power consumption of only a few microwatts to in-vehicle medical or data acquisition systems...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
As a new type of centralized and decentralized elevator control system, serial communication has been widely used in China. Compared with the previous centralized and unified control system, each s...[Details]
As a type of iron battery, lithium iron phosphate battery (hereinafter referred to as lithium iron battery) has always been widely concerned by industry friends (some people say that lithium iron b...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
Reliability and real-time performance are the basic requirements for control systems. Initially, motor control used analog circuits with discrete components. With the advancement of electronic tech...[Details]
At present, products in the field of monitoring generally focus on the field level, that is, the client/server (C/S) model is adopted, the purpose of which is to ensure the stability and reliability o...[Details]
0 Introduction
In microwave, radar, radio and television, and communication systems, the problem of coupling RF power is often encountered. A directional coupler is a directional power divide...[Details]
The total coal reserves of Inner Mongolia Autonomous Region in China have been found to exceed 700 billion tons, ranking first in the country. Its short-distance transportation mode is still mainly by...[Details]
When programming in C and assembly, there are interface issues between variables and functions in C and assembly.
Variables defined in a C program are put into the .bss area after being compile...[Details]