[i=s]This post was last edited by littleshrimp on 2021-2-28 18:21[/i]Through the previous posts, we have a general understanding of the Standard C driver and read_data_polling of ST sensors. Next, I w...
littleshrimpST Sensors & Low Power Wireless Technology Forum
Since the serial port is not enough, I use the MSP430 common IO to simulate the serial port to read the data, and send the data to the host computer through the MSP430's built-in serial port, that is,...
I was cracking a circuit and saw a chip. The top row is 234, and the bottom row seems to be ST 9045. I searched the Internet for a long time but couldn't find anything similar. Can any expert give me ...
The iTOP-STM32MP157 development board is a multi-core heterogeneous processor based on STMicroelectronics' ST ARM dual Cortex-A7 cores and a single Cortex-M4 core. The Cortex-A7 core provides support ...
The development kit I use is Wireless Dragon's 2430/2431. Now I want to collect temperature information through the node, and then transmit the data to the gateway through routing jumps. Now I don't k...
It is not clear at what power point the efficiency is, but the switching power supply is generally most efficient in the range of 30-60%, and the full power efficiency will decrease. If the half power...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
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]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[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]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[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]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]