[i=s]This post was last edited by Beifang on 2022-1-17 15:14[/i]1. There is a step-by-step guide to creating a program, see AN1260: Integrating v3.x Silicon Labs Bluetooth Applications with Real-Time ...
C1=1000P, R1=10K determines the center frequency. R3=160 ohm, C2=0.1U in the low-pass filter. Pins 3 and 4 are short-circuited, which may not be clearly drawn in the diagram. Now input a signal of abo...
The image format captured from the dopoda S1 camera is RGB565 120*160 (obtained from DirectShow Filter). Before H.263 encoding, it must be converted to YUV format. The available formats of QCIF are fi...
How does this circuit achieve single live wire power supply? How does it control the bidirectional thyristor? How does it get power when the bidirectional thyristor is turned on? How does it get power...
I have a strange problem. My PXA270 motherboard cannot start at -10 degrees Celsius. I start it from NORFLASH. It can start in less than a minute after I take it out of the freezer. All the components...
This is my first time applying for a chip on TI. I didn’t expect it to be so smooth, so I posted a post to express my happiness (original post address [url=https://bbs.eeworld.com.cn/viewthread.php?ti...
1. Introduction
This design was made for participating in an electronic design competition. It effectively solved the problem of the operation and control of an electric car on a seesaw. The s...[Details]
With the advent of increasingly powerful processors, image sensors, memory, and other semiconductor devices, as well as the algorithms that enable them, computer vision can be implemented in a wide...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
As people's requirements for safety and comfort in the process of driving cars continue to increase, automotive radars are widely used in the car's adaptive cruise system, collision avoidance syste...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]