The schematic diagram of the monostable ultrasonic receiver circuit. The resonant frequency of the ultrasonic transducer R40-16 is 40kHZ. After the frequency selection by R40-16, the interference sign...
The standard bell on the bicycle looks ordinary. I bought a small 3V horn online. It is very cheap and easy to use. It only needs to be powered and does not need to be driven.The speaker modification ...
When used as a slave IIC, the Clock is 400KHz, the chip is STM8S105K6, and the external 16MHz crystal oscillator can work normally at first, but it dies after a while (randomly). The specific manifest...
[size=5]Reasons for sharing: Students who have only learned the C language of 51 single-chip microcomputers can also quickly develop human-computer interaction interfaces and automatic control systems...
There is no problem with the parallel port, because another friend's board can be connected, but when I connect to mine, I still can't find the CPU in HJTAG....
Electric motors and internal combustion engines of the same power have similar torque levels. High power requires high torque, and torque determines a vehicle's acceleration speed, commonly known a...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
With the advancement of science and technology and the promotion of green, energy-saving, and circular development, the demand for precise control and accurate measurement is increasing. In the pow...[Details]
The Radxa Cubie A7A is a single-board computer (SBC) powered by the Allwinner A733 octa-core Cortex-A76/A55 SoC, equipped with a 3 TOPS AI accelerator and up to 16GB of LPDDR5 memory.
Fo...[Details]
The transition to SDVs (software-defined vehicles) involves more than just replacing parts; rather, it involves the organic connection of various elements, from internal vehicle systems to ext...[Details]
Servo motors, also known as actuator motors, serve as actuators in automatic control systems, converting received electrical signals into angular displacement or angular velocity output on the moto...[Details]
System Principle
According to the average imbalance rate of the branch three-phase phase line load and the average value of the branch phase line current, the adjustment of the phase line load...[Details]
Have you ever experienced these moments? Your phone battery runs out at a critical moment, an electric car owner repeatedly calculates the mileage before a long journey, or a drone enth...[Details]
In recent years, portable electronic devices such as mobile phones, digital cameras, music players, tablets, ultrabooks, and laptops have become almost a necessity, raising safety concerns. Besides...[Details]
In the laboratory material transfer scenario, Jingshi Fuhe has solved core problems such as precise grasping, environmental adaptability and process collaboration through technological innovation...[Details]
1. Platform System Solution
The end-product design solution for the Internet of Things (IoT) market is based on Ingenic's Halley platform, the X1000, the latest IoT processor. Operating at 1 GH...[Details]
Momenta's self-developed assisted driving chip has been successfully launched and entered the actual vehicle testing phase. This is the first time that Momenta has "settled" its own algorithm on an...[Details]
Principle of single-phase AC motor
The starting methods of 220V AC single-phase motors are roughly divided into the following categories:
The first type, split-phase starting, as shown in...[Details]